abancayensis, Bostryx abancayensis Pilsbry, 1944
abancayensis rudistriatus, Bostryx abancayensis rudistriatus Haas, 1955
abbreviatus, Plicolumna abbreviatus (Cooper, 1892)
abbreviatus, Bulimus abbreviatus Gassies, 1871
abruptus, Drymaeus abruptus Rolle, 1905
abscissus, Drymaeus abscissus Pfeiffer, 1855
abyssorum, Drymaeus abyssorum (D'Orbigny, 1835)
acalles, Bostryx acalles (Pfeiffer, 1853)
acalles, Bulimus acalles Pfeiffer, 1853 - syn of: Bostryx acalles (Pfeiffer, 1853)
acalles, Lissoacme acalles Pilsbry, 1896 - syn of: Bostryx acalles (Pfeiffer, 1853)
acamatus, Naesiotus acamatus Dall, 1917 - syn of: Naesiotus akamatus (Dall, 1917)
acervatus, Drymaeus acervatus Pfeiffer, 1857
acervatus balteatus, Drymaeus acervatus balteatus Pilsbry, 1898
acervatus paucipunctus, Drymaeus acervatus paucipunctus Pilsbry, 1898
achatellinus, Naesiotus achatellinus (Forbes, 1850)
achatellinus, Bulimulus achatellinus Forbes, 1850 - syn of: Naesiotus achatellinus (Forbes, 1850)
achatinellus, Naesiotus achatinellus Forbes, 1850 - syn of: Naesiotus achatellinus (Forbes, 1850)
acholus, Rabdotus acholus Mabille, 1895 - syn of: Naesiotus montezuma Dall, 1893
achrous, Scutalus achrous Haas, 1952
acicularis, Bulimus acicularis Lamarck, 1804 † (FOSSIL)
acme, Bostryx acme Haas, 1955
acobambensis, Drymaeus acobambensis Weyrauch, 1967
acromelas, Bostryx acromelas (Morelet, 1845)
acuminatus, Drymaeus acuminatus Da Costa, 1906
acutus, Bulimulus guadelupensis acutus Leach
adela, Oxychona adela Angas, 1878 - syn of: Leptarionta adela (Angas, 1878)
adelphus, Naesiotus adelphus Dall, 1917
adoptus, Bulimus adoptus Reeve, 1849 - syn of: Dryptus marmoratus (Dunker, 1844)
adriani, Suniellus adriani Breure, 2011
adserseni, Bulimulus adserseni (Coppois, 1985)
aequatorianus, Drymaeus aequatorianus Smith, 1877
aequatorius, Scutalus aequatorius Pfeiffer, 1855
aequicostata, Bostryx aequicostata Rehder, 1945
aestivus, Mesembrinus aestivus (Pfeiffer, 1857)
affinis, Lissoacme affinis (Broderip, 1832)
agueroi, Peronaeus agueroi Weyrauch, 1960
agueroi belltrani, Peronaeus agueroi belltrani Weyrauch, 1964
aguilari, Bostryx aguilari Weyrauch, 1967
aguirrei, Peronaeus aguirrei (Doering, 1884)
aguirrei azulensis, Peronaeus aguirrei azulensis (Doering, 1884)
aileenae, Bostryx aileenae Breure, 1978
akamatus, Naesiotus akamatus (Dall, 1917)
alabastrinus, Drymaeus alabastrinus Da Costa, 1906
alauda, Kuschelenia alauda (Hupé, 1857)
alauda hendeensis, Kuschelenia alauda hendeensis (Pilsbry, 1926)
alaudus, Scutalus alaudus Hupé, 1857 - syn of: Kuschelenia alauda (Hupé, 1857)
alausiensis, Bostryx alausiensis (Cousin, 1887)
alausiensis, Lissoacme alausiensis Cousin, 1887 - syn of: Bostryx alausiensis (Cousin, 1887)
alba, Bulimulus guadelupensis alba Sowerby
albemarlensis, Naesiotus albemarlensis Dall, 1917
albermalensis, Bulimulus albermalensis Dall, 1917 - syn of: Naesiotus albemarlensis Dall, 1917
albescens, Bostryx moniezi albescens Dautzenberg
albescens, Drymaeus aureolus albescens Guppy
albicans, Bostryx albicans (Broderip, 1832)
albicans, Drymaeus multifasciatus albicans Mazé
albicolor, Bulimus albicolor Morelet, 1863 - syn of: Bostryx orophilus Morelet, 1863
albida, Drymaeus punctatus albida Da Costa
albida, Drymaeus dormani albida Wright
albidus, Rabdotus alternatus albidus Cockerell
albidus, Bulimus albidus Lamarck, 1804 † (FOSSIL)
albo, Scutalus mutabilis albo Broderip
albofilosus, Bulimus albofilosus Dohrn, 1883 - syn of: Bahiensis albofilosus (Dohrn, 1883)
albolabiatus, Drymaeus albolabiatus (Smith, 1877)
albostriatus, Mesembrinus albostriatus Strebel, 1882
albus, Bostryx albus (Sowerby, 1833)
alcantarae, Bulimus alcantarae Bernardi, 1853 - syn of: Drymaeus dombeyanus (Pfeiffer, 1846)
alethorhytidus, Naesiotus alethorhytidus Dall, 1917
alexander, Bulimus alexander Crosse, 1855 - syn of: Placostylus fibratus alexander (Crosse, 1855)
alsophilus, Drymaeus alsophilus Philippi, 1867
alta, Plicolumna inscendens alta Dall
altenai, Drymaeus altenai Breure, 1976
alternans, Mesembrinus translucens alternans Beck
alternans, Drymaeus alternans Beck, 1837 - syn of: Mesembrinus translucens alternans (Beck, 1837)
alternans honduranus, Drymaeus alternans honduranus Pfeiffer, 1846 - syn of: Mesembrinus hondurasanus (Pfeiffer, 1846)
alternans juquilensis, Drymaeus alternans juquilensis Pilsbry, 1899 - syn of: Mesembrinus translucens juquilensis Pilsbry, 1899
alternatus, Rabdotus alternatus (Say, 1830)
alternatus albidus, Rabdotus alternatus albidus Cockerell, 1891
alternatus hesperius, Bulimulus alternatus hesperius Pilsbry & Ferriss, 1924 - syn of: Rabdotus schiedeanus (Pfeiffer, 1841)
alternatus mariae, Rabdotus alternatus mariae Albers, 1850
alternatus nigromontanus, Bulimulus alternatus nigromontanus Dall, 1897 - syn of: Bulimulus nigromontanus Dall, 1897
altispira, Oxychona altispira Von Martens, 1892 - syn of: Dryotrochus altispira (Von Martens, 1892)
altoensis, Scutalus phaeocheilus altoensis Breure & Mogollón Avilla
altoperuvianus, Neopetraeus altoperuvianus (Reeve, 1849)
altoperuvianus gracilior, Neopetraeus altoperuvianus gracilior Pilsbry, 1898
altorum, Scutalus revinctus altorum Haas
altorum, Drymaeus expansus altorum Weyrauch
altus, Naesiotus altus (Dall, 1893)
amaenus, Bulimus amaenus Bonnet, 1864 - syn of: Bulimulus corumbaensis Pilsbry, 1897
amandus, Mesembrinus amandus (Pfeiffer, 1855)
amastroides, Naesiotus amastroides Ancey, 1887
amastroides anceyi, Naesiotus amastroides anceyi Dall, 1893
ambatensis, Naesiotus quitensis ambatensis Rehder
ambustus, Drymaeus ambustus (Reeve, 1849)
ameghinoi, Peronaeus ameghinoi Ihering, 1908
ameghinoi madryensis, Peronaeus ameghinoi madryensis D'Orbigny, 1835 - syn of: Peronaeus ameghinoi madrynensis (D'Orbigny, 1835)
ameghinoi madrynensis, Peronaeus ameghinoi madrynensis (D'Orbigny, 1835)
americanus, Tocobaga americanus (Heilprin, 1886) † (FOSSIL)
amoenus, Drymaeus amoenus (Pfeiffer, 1847)
anachoreta, Peronaeus anachoreta Pfeiffer, 1856
ancavilorum, Bostryx ancavilorum Araya, 2015
anceps, Drymaeus anceps Albers, 1854
anceyi, Naesiotus amastroides anceyi Dall
andai, Drymaeus andai Jousseaume, 1898
andicola, Mesembrinus andicola (Pfeiffer, 1847)
andivagus, Naesiotus andivagus Weyrauch, 1956
andoicus, Bostryx andoicus (Morelet, 1863)
angasi, Drymaeus angasi Von Martens, 1893
angasianus, Bulimus angasianus Pfeiffer, 1864 - syn of: Bothriembryon angasianus (Pfeiffer, 1864)
angelmaldonadoi, Bostryx modestus angelmaldonadoi Weyrauch
angiostomus, Bulimulus angiostomus Wagner, 1827 - syn of: Anctus angiostomus (Wagner, 1827)
angiostomus laminfera, Bulimulus angiostomus laminfera Ancey, 1888 - syn of: Anctus angiostomus laminfera (Ancey, 1888)
angiportus, Bostryx angiportus Pilsbry, 1932
angiportus, Newboldius angiportus Weyrauch, 1960
angispira, Bostryx obliquiportus angispira Weyrauch
angrandi, Scutalus angrandi Morelet, 1860
angrandianus, Bostryx angrandianus Pilsbry, 1897 - syn of: Bostryx radiatus (Morelet, 1860)
anguillensis, Drymaeus anguillensis Pfeiffer, 1865
angulobasis, Drymaeus angulobasis Pilsbry, 1944
angustus, Drymaeus angustus Da Costa, 1906
angustus, Bulimulus vesicalis angustus Weyrauch
annamiticus, Bulimus annamiticus Crosse & Fischer, 1863 - syn of: Amphidromus inversus annamiticus (Crosse & Fischer, 1863)
annibal, Bulimus annibal Souverbie, 1869 - syn of: Placostylus caledonicus Petit De La Saussaye, 1845
annulatus, Drymaeus annulatus (Reeve, 1849)
anomalus, Bulimus anomalus Adams, 1849 - syn of: Spiraxis adamsianus Pfeiffer, 1852
anomphalus, Bostryx anomphalus Pilsbry, 1944
anthisanensis, Vermiculatus anthisanensis (Pfeiffer, 1853)
anthisanensis subfasciatus, Vermiculatus anthisanensis subfasciatus (Pfeiffer, 1853)
antidiluvianus, Bulimus antidiluvianus Poiret, 1801 † (FOSSIL)
antiguensis, Bulimulus antiguensis Catlow & Reeve, 1845
antioquensis, Drymaeus antioquensis Pfeiffer, 1855 - syn of: Drymaeus baranguillanus (Pfeiffer, 1853)
antisana, Naesiotus quitensis antisana Rehder
antoni, Bulimus antoni Pfeiffer, 1841 - syn of: Tornatellides oblongus (Anton, 1839)
apertus, Bostryx stelzneri apertus Hylton-Scott
apertus, Naesiotus apertus Pfeiffer, 1855 - syn of: Naesiotus orbignyi (Pfeiffer, 1846)
apicepunctatus, Drymaeus apicepunctatus Preston, 1914
apiculatus, Bulimus apiculatus Gray, 1834 - syn of: Mesembrinus elongatus (Bolten, 1798)
apodemetes, Bulimulus apodemetes (D'Orbigny, 1835)
apodemetes dispar, Bulimulus apodemetes dispar Hylton-Scott, 1952
approximatus, Naesiotus approximatus Dall, 1900
apurimacensis, Bostryx rhodolarynx apurimacensis Dall
apurimacensis, Scutalus apurimacensis Dall, 1917 - syn of: Bostryx rhodolarynx apurimacensis Dall, 1917
aquilus, Vermiculatus aquilus (Reeve, 1848)
araozi, Bulimulus araozi Weyrauch, 1956 - syn of: Sphaeroconcha araozi (Weyrauch, 1956)
arboriferus, Neopetraeus arboriferus (Pilsbry, 1898)
arboriferus latistrigatus, Neopetraeus arboriferus latistrigatus Pilsbry, 1898
arboriferus obesus, Neopetraeus arboriferus obesus Weyrauch, 1967
arboriferus paucistrigatus, Neopetraeus arboriferus paucistrigatus Weyrauch, 1967
arboriferus rectistrigatus, Neopetraeus arboriferus rectistrigatus Pilsbry, 1898
arcuatostriatus, Drymaeus arcuatostriatus (Pfeiffer, 1855)
arcuatus, Bostryx arcuatus Breure, 1978
argentinus, Bulimulus argentinus Ancey, 1901 - syn of: Rhinus argentinus (Ancey, 1901)
armatus, Bulimus armatus Mighels, 0 - syn of: Auriculella auricula (Férussac, 1821)
arnaldoi, Naesiotus arnaldoi (Lanzieri & Rezende, 1971)
artemisia, Plicolumna artemisia (Binney, 1861)
ascendens, Lissoacme derelictus ascendens Pilsbry
asopeus, Bulimus asopeus Gassies, 1871 - syn of: Placostylus fibratus (Martyn, 1784)
asperatus, Naesiotus asperatus Albers, 1857
assimilis, Bulimus assimilis Rossmässler, 1837 - syn of: Peristoma rupestris Krynicki, 1833
atacamensis, Peronaeus atacamensis (Pfeiffer, 1856)
atahualpa, Neopetraeus atahualpa (Dohrn, 1863)
atlanticus, Aposcutalus atlanticus (Dutra-Clarke & Leme, 1985)
atricallosus, Bulimus atricallosus Gould, 1843 - syn of: Amphidromus atricallosus (Gould, 1843)
attenuatus, Mesembrinus attenuatus Pfeiffer, 1853
attenuatus pittieri, Mesembrinus attenuatus pittieri Von Martens, 1893
attenuatus varicosus, Mesembrinus attenuatus varicosus (Pfeiffer, 1851)
aulacostylus, Bulimus aulacostylus Pfeiffer, 1853 - syn of: Eurytus aulacostylus (Pfeiffer, 1853)
aurantiostomus, Drymaeus aurantiostomus Thompson & Deisler, 1982
aureolus, Drymaeus aureolus Guppy, 1866
aureolus albescens, Drymaeus aureolus albescens Guppy, 1870
aureolus fasciatus, Drymaeus aureolus fasciatus Guppy, 1871
aureolus rawsoni, Drymaeus aureolus rawsoni Guppy, 1871 - syn of: Drymaeus rawsoni (Guppy, 1871)
aureus, Scutalus aureus Breure, 1978
aurifluus, Mesembrinus aurifluus Pfeiffer, 1857
auris, Drymaeus auris Pfeiffer, 1866
aurisleporis, Cochlorina aurisleporis (Bruguière, 1789)
aurisleporis, Cochlorina aurisleporis Pilsbry, 1898 - syn of: Cochlorina aurisleporis intensior Pilsbry, 1898
aurisleporis intensior, Cochlorina aurisleporis intensior Pilsbry, 1898
aurismidae, Bulimus aurismidae Reeve, 1848 - syn of: Placostylus fibratus souvillei Morelet, 1857
aurismuris, Cochlorina aurismuris Moricand, 1833
aurisratti, Drymaeus aurisratti Philippi, 1867
aurita, Cochlorina aurita (Spix, 1827)
avellana, Naesiotus avellana (Beck, 1837)
avellana, Bulimus avellana Bruguière, 1789 - syn of: Amphibola crenata (Gmelin, 1791)
avus, Bostryx torallyi avus Parodíz
azulensis, Peronaeus aguirrei azulensis Doering
azulensis, Peronaeus azulensis Fernández, 1970
baconi, Bulimus baconi Benson, 1854 - syn of: Bothriembryon bulla (Menke, 1843)
badius, Scutalus badius Sowerby, 1835 - syn of: Vermiculatus bicolor (Sowerby, 1835)
baeri, Bostryx baeri Dautzenberg, 1901
baezensis, Drymaeus baezensis (Hidalgo, 1866)
baezensis, Bulimus baezensis Hidalgo, 1869 - syn of: Drymaeus baezensis (Hidalgo, 1866)
bahamensis, Drymaeus bahamensis Pfeiffer, 1862
bahamensis tortugensis, Drymaeus bahamensis tortugensis Pilsbry & Vanatta, 1928
baileyi, Rabdotus baileyi Dall, 1893
bairdii, Bulimus bairdii Reeve, 1848 - syn of: Placostylus fibratus (Martyn, 1784)
bakeri, Bulimulus bakeri Hanna, 1923 - syn of: Naesiotus dentifer lamellifer Pilsbry, 1897
balboa, Drymaeus expansus balboa Pilsbry
ballistae, Bulimulus ballistae Dall, 1915 † - syn of: Tocobaga floridanus (Conrad, 1846) † (FOSSIL)
balsanus, Bostryx balsanus Morelet, 1863 - syn of: Bostryx nigropileatus Reeve, 1849
balteatus, Drymaeus acervatus balteatus Pilsbry
bambamarcaensis, Naesiotus bambamarcaensis Weyrauch, 1960
baranguillanus, Drymaeus baranguillanus (Pfeiffer, 1853)
barbadensis, Bulimulus barbadensis Pfeiffer, 1853 - syn of: Bulimulus fuscus (Guilding, 1828)
baroni, Scutalus baroni (Fulton, 1896)
baroni, Xenothauma baroni Fulton, 1896 - syn of: Scutalus baroni (Fulton, 1896)
baroni, Drymaeus baroni Fulton, 1897 - syn of: Scutalus cretaceus Pfeiffer, 1855
bartletti, Drymaeus bartletti Adams, 1866
bartolomensis, Naesiotus tanneri bartolomensis Vagvolgyi
basiplicatus, Naesiotus nux basiplicatus Dall & Ochsner
basitorus, Drymaeus basitorus Haas, 1951
bauri, Naesiotus bauri Dall, 1893
beattyi, Mesembrinus elongatus beattyi Clench
beckianus, Bulimus beckianus Pfeiffer, 1846 - syn of: Beckianum beckianum (Pfeiffer, 1846)
begini, Bulimus begini Morlet, 1886 - syn of: Amphidromus begini (Morlet, 1886)
behrendti, Bulimulus behrendti Pfeiffer, 1861 - syn of: Bulimulus coriaceus Pfeiffer, 1857
beldingi, Naesiotus beldingi (Cooper, 1892)
belltrani, Peronaeus agueroi belltrani Weyrauch
bellus, Drymaeus bellus Da Costa, 1906 - syn of: Drymaeus blandi Pilsbry, 1898
bequaerti, Drymaeus bequaerti Weyrauch, 1956
bermudezae, Bostryx bermudezae Weyrauch, 1958
bermudezi, Bostryx bermudezi Weyrauch, 1958 - syn of: Bostryx bermudezae Weyrauch, 1958
bernardii, Auris bernardii Pfeiffer, 1856
beyerleanus, Drymaeus beyerleanus Hupé, 1857
beyerleanus mitchelli, Drymaeus beyerleanus mitchelli Dall, 1912
bicincta, Oxychona bicincta Pfeiffer, 1841 - syn of: Leptarionta bicincta (Pfeiffer, 1841)
bicolor, Vermiculatus bicolor (Sowerby, 1835)
bicolor, Naesiotus bicolor Weyrauch, 1967
bicolor major, Vermiculatus bicolor major (Pfeiffer, 1868)
bicolor tenuis, Vermiculatus bicolor tenuis (Pfeiffer, 1868)
bifasciata, Oxychona bifasciata (Burrow, 1815)
bifasciata minarum, Oxychona bifasciata minarum Ancey, 1901
bilabiata, Auris bilabiata (Broderip & Sowerby, 1829)
bilabiata egregia, Auris bilabiata egregia Jay, 1836
bilabiata nigrilabris, Auris bilabiata nigrilabris Pilsbry, 1896
bilineatus, Bostryx bilineatus (Sowerby, 1833)
binghami, Bostryx binghami Dall, 1910
binneyanus, Neopetraeus binneyanus (Pfeiffer, 1857)
binneyanus, Rabdotus binneyanus Binney, 1859
binominis, Drymaeus binominis Guppy, 1868
binominis lascellesianus, Drymaeus binominis lascellesianus Smith, 1895 - syn of: Drymaeus binominis Guppy, 1868
binominis lascellianus, Drymaeus binominis lascellianus Smith, 1895 - syn of: Drymaeus binominis Guppy, 1868
birabeni, Bostryx birabeni Hylton-Scott, 1948
birabenorum, Lissoacme birabenorum Hylton-Scott, 1948
bisculptus, Bostryx bisculptus Pfeiffer, 1869
bitaeniatus, Bulimus bitaeniatus Nyst, 1845 - syn of: Scholvienia bitaeniatus (Nyst, 1845)
bivittatus, Drymaeus bivittatus (Sowerby, 1833)
bizonalis, Naesiotus eschariferus bizonalis Ancey
blanchetiana, Oxychona blanchetiana (Moricand, 1833)
blandi, Drymaeus blandi Pilsbry, 1898
blanfordianus, Bulimulus blanfordianus Ancey, 1903 - syn of: Thaumastus blanfordianus (Ancey, 1903)
blombergi, Naesiotus blombergi Odhner, 1951
bogotensis, Drymaeus bogotensis Pfeiffer, 1855
bolivarii, Drymaeus bolivarii (D'Orbigny, 1835)
bolivianus, Drymaeus bolivianus (Pfeiffer, 1846)
bolivianus, Scutalus bolivianus Marshall, 1932
bombamarcaensis, Naesiotus bombamarcaensis Weyrauch, 1960
bonaerensis, Bulimulus bonaerensis D'Orbigny, 1835 - syn of: Bulimulus bonariensis (D'Orbigny, 1835)
bonaeriensis, Bulimulus bonaeriensis D'Orbigny, 1835 - syn of: Bulimulus bonariensis (D'Orbigny, 1835)
bonairensis, Bulimulus mendozanus bonairensis Holmberg
bonariensis, Bulimulus bonariensis (D'Orbigny, 1835)
bonariensis sporadicus, Bulimulus bonariensis sporadicus D'Orbigny, 1835 - syn of: Bulimulus sporadicus (D'Orbigny, 1835)
bonneti, Bostryx bonneti Ancey, 1902
boosciana, Oxychona boosciana (Férussac, 1821)
bootis, Bulimus bootis Menke, 1828 - syn of: Placostylus fibratus (Martyn, 1784)
borealis, Mesembrinus uhdeanus borealis Von Martens
borellii, Bostryx borellii (Ancey, 1897)
botterii, Mesembrinus botterii Crosse & Fischer, 1875
boucardi, Drymaeus boucardi Da Costa, 1907
bourcieri, Drymaeus bourcieri Pfeiffer, 1853
bourgeoisae, Drymaeus bourgeoisae Rehder, 1943 - syn of: Mesembrinus droueti Pfeiffer, 1857
bovinus, Bulimus bovinus Bruguière, 1789 - syn of: Placostylus fibratus bovinus (Bruguière, 1789)
bowkeri, Bulimus bowkeri Sowerby, 1890 - syn of: Prestonella bowkeri (Sowerby, 1890)
brachyplax, Auris melanostoma brachyplax Pilsbry
brachysoma, Drymaeus brachysoma (D'Orbigny, 1835)
brachystoma, Drymaeus brachystoma D'Orbigny, 1835 - syn of: Drymaeus brachysoma (D'Orbigny, 1835)
branchyplax, Auris melastoma branchyplax Pilsbry
branneri, Drymaeus branneri Baker, 1914
breurei, Bostryx breurei Araya, 2015
broadwayi, Mesembrinus broadwayi (Smith, 1896)
broderipii, Bulimus broderipii Sowerby, 1832 - syn of: Plectostylus broderipii (Sowerby, 1832)
broderipii elongata, Bulimus broderipii elongata D'Orbigny, 1837 - syn of: Plectostylus broderipii elongata (D'Orbigny, 1837)
broggii, Scutalus broggii Pilsbry & Olsson, 1949
bromeliarum, Bostryx bromeliarum Pilsbry, 1930
bromeliarum grandiportus, Bostryx bromeliarum grandiportus Weyrauch, 1958
brownii, Neopetraeus decussatus brownii Pilsbry
brunoi, Bulimulus brunoi Ihering, 1917
bryanti, Mesembrinus bryanti Cooper, 1891 - syn of: Naesiotus rimatus (Pfeiffer, 1847)
buccalis, Bulimus buccalis Gassies, 1870 - syn of: Placostylus fibratus souvillei Morelet, 1857
buccalis scalaris, Bulimus buccalis scalaris Gassies, 1870 - syn of: Placostylus fibratus souvillei Morelet, 1857
buccinalis, Bulimus buccinalis Lamarck, 1804 † (FOSSIL)
bucia, Drymaeus bucia Pfeiffer, 1859
buckleyi, Drymaeus buckleyi (Sowerby, 1895)
buenavistensis, Bulimulus buenavistensis Pilsbry, 1897
bugabensis, Mesembrinus bugabensis (Von Martens, 1893)
bulbulus, Bulimus bulbulus Gassies, 1871 - syn of: Placostylus fibratus (Martyn, 1784)
cacoctycus, Rabdotus cacoctycus Mabille, 1895
cacotycus, Bulimulus cacotycus Mabille, 1895 - syn of: Naesiotus excelsus Gould, 1853
cacticollus, Bulimulus cacticollus Reeve, 1849 - syn of: Bulimulus cacticolus Reeve, 1849
cacticolus, Bulimulus cacticolus Reeve, 1849
cactivorus, Drymaeus cactivorus (Broderip, 1832)
cactorum, Bostryx cactorum D'Orbigny, 1835 - syn of: Lissoacme hennahi (Gray, 1830)
calchaquinus, Bostryx calchaquinus Doering, 1879
calderaensis, Bostryx calderaensis Araya, 2015
caledonicus, Bulimus caledonicus Petit De La Saussaye, 1845 - syn of: Placostylus caledonicus Petit De La Saussaye, 1845
caledonicus edentula, Bulimus caledonicus edentula Brazier, 1881 - syn of: Placostylus caledonicus Petit De La Saussaye, 1845
californicus, Plicolumna californicus (Cooper, 1891)
californicus, Drymaeus californicus Reeve, 1848 - syn of: Drymaeus ziegleri (Pfeiffer, 1847)
californicus ramentosus, Rabdotus californicus ramentosus Cooper, 1891 - syn of: Plicolumna ramentosus (Cooper, 1891)
caliginosus, Vermiculatus caliginosus (Reeve, 1849)
callaoensis, Scutalus versicolor callaoensis Pilsbry
calleanus, Bulimus calleanus Morelet, 1848
calvus, Naesiotus calvus (Sowerby, 1833)
calvus caryonis, Naesiotus calvus caryonis Dall & Ochsner, 1928
camachoi, Neopetraeus camachoi Weyrauch, 1967
canaliculatus, Drymaeus canaliculatus (Pfeiffer, 1845)
canaliferus, Naesiotus canaliferus Reibisch, 1892
canarius, Drymaeus canarius Pfeiffer, 1867
cantatus, Drymaeus cantatus (Reeve, 1848)
cantatus medinanus, Drymaeus cantatus medinanus Pilsbry, 1935
caraibaeorum, Drymaeus caraibaeorum (Lamarck, 1822)
carandaitiensis, Bostryx carandaitiensis (Preston, 1907)
carinatus, Bulimus carinatus (Bruguière, 1789)
carinatus, Bostryx carinatus Breure, 1978
carinatus trochiformis, Bostryx carinatus trochiformis Breure, 1978
carlucioi, Naesiotus carlucioi (Rezende & Lanzieri, 1963)
carmen, Bulimulus carmen Pilsbry & Lowe, 1932 - syn of: Naesiotus dentifer lamellifer Pilsbry, 1897
carvalhoi, Cortana carvalhoi Salvador & Simone, 2013 † (FOSSIL)
caryonis, Naesiotus calvus caryonis Dall & Ochsner
castaneostrigatus, Drymaeus castaneostrigatus Da Costa, 1906
castaneus, Bulimus castaneus Pfeiffer, 1845 - syn of: Eurytus castaneus (Pfeiffer, 1845)
castelnaui, Bulimulus castelnaui (Pfeiffer, 1857)
castrensis, Drymaeus castrensis (Pfeiffer, 1847)
castus, Mesembrinus castus (Pfeiffer, 1847)
castus porrectus, Mesembrinus castus porrectus Von Martens, 1893
castus xantholeucus, Mesembrinus castus xantholeucus Von Martens, 1893
catamarcanus, Neopetraeus catamarcanus (Pfeiffer, 1858)
catamarcanus, Bostryx catamarcanus Parodíz, 1956
catamarcanus orientalis, Neopetraeus catamarcanus orientalis Breure, 1978
catamayensis, Drymaeus catamayensis Miller, 1879
catenae, Drymaeus catenae Haas, 1952
catharinae, Bulimus catharinae Pfeiffer, 1857 - syn of: Cyclodontina fusiformis (Menke, 1828)
cathcartiae, Bulimus cathcartiae Reeve, 1848 - syn of: Plekocheilus cathcartiae (Reeve, 1848)
catlowae, Bulimulus catlowae Pfeiffer, 1853 - syn of: Naesiotus catlowiae Pfeiffer, 1853
catlowiae, Naesiotus catlowiae Pfeiffer, 1853
caucaensis, Drymaeus caucaensis Da Costa, 1898
caucasicus, Bulimus caucasicus Pfeiffer, 1852 - syn of: Chondrula caucasica (Pfeiffer, 1852)
cavagnaroi, Naesiotus cavagnaroi Smith, 1972
cecileae, Drymaeus strigatus cecileae Moricand
celendinensis, Drymaeus celendinensis Weyrauch, 1956
centralis, Naesiotus centralis Doering, 1879
ceralboensis, Rabdotus ceralboensis Hanna, 1923
ceratacme, Bostryx ceratacme Pfeiffer, 1855
cercicola, Bulimus cercicola Morelet, 1863 - syn of: Bostryx orophilus Morelet, 1863
cereicola, Bulimus cereicola Morelet, 1863 - syn of: Bostryx orophilus Morelet, 1863
ceroplasta, Bostryx ceroplasta Pilsbry, 1896
cerrateae, Naesiotus cerrateae (Weyrauch, 1967)
cerrateae, Raphiellus cerrateae Weyrauch, 1967 - syn of: Naesiotus cerrateae (Weyrauch, 1967)
cerussatus, Drymaeus cerussatus (Reeve, 1849)
chacoensis, Naesiotus montivagus chacoensis Ancey
chacoensis, Bostryx chacoensis Preston, 1907
chagualensis, Bostryx chagualensis Pilsbry, 1932
chamaeleon, Bulimus chamaeleon Pfeiffer, 1855 - syn of: Drymaeus ambustus (Reeve, 1849)
chamayensis, Naesiotus subcostatus chamayensis Weyrauch
chamberlini, Rabdotus chamberlini Hanna, 1923
championi, Mesembrinus championi Von Martens, 1893
chanchamayensis, Drymaeus chanchamayensis Hidalgo, 1870
chango, Scutalus chango Araya & Breure, 2017
chaperi, Bulimulus chaperi Crosse & Fischer, 1893 - syn of: Drymaeus dombeyanus (Pfeiffer, 1846)
charpentieri, Bulimus charpentieri Pfeiffer, 1850 - syn of: Cyclodontina charpentieri Pfeiffer, 1850
chemitzioides, Bulimulus chemitzioides (Forbes, 1850)
chemnitzioides, Naesiotus chemnitzioides Forbes, 1850
chemnitzoides, Naesiotus chemnitzoides Forbes, 1850 - syn of: Naesiotus chemnitzioides Forbes, 1850
chenui, Drymaeus chenui Philippi, 1867
chevallieri, Drymaeus chevallieri Breure, 1976
chiapasensis, Drymaeus chiapasensis Pfeiffer, 1866
chiapensis, Drymaeus chiapensis Von Martens, 1893
chiapensis nebulosus, Drymaeus chiapensis nebulosus Von Martens, 1893
chiapensis quadrifasciatus, Drymaeus chiapensis quadrifasciatus Von Martens, 1893
chicoensis, Drymaeus fallax chicoensis Breure
chiletensis, Scutalus chiletensis Weyrauch, 1967
chiletensis granulatus, Scutalus chiletensis granulatus Weyrauch, 1967
chillu, Suniellus chillu Breure, 1978
chimborasensis, Drymaeus chimborasensis (Reeve, 1848)
chiriquensis, Mesembrinus chiriquensis Da Costa, 1901
chiriquiensis, Mesembrinus chiriquiensis Da Costa, 1901 - syn of: Mesembrinus chiriquensis Da Costa, 1901
chloris, Bulimus chloris Reeve, 1848 - syn of: Amphidromus chloris (Reeve, 1848)
christenseni, Naesiotus christenseni Miller & Reeder, 1984
christopheri, Drymaeus multifasciatus christopheri Pilsbry
chrysalis, Naesiotus chrysalis (Pfeiffer, 1847)
chrysaloides, Bulimulus chrysaloides (Pilsbry, 1897)
chrysomelas, Drymaeus chrysomelas Von Martens, 1867
chrysomelas crebristriga, Drymaeus chrysomelas crebristriga Von Martens, 1867
chrysomelas raristriga, Drymaeus chrysomelas raristriga Von Martens, 1867
chrysostoma, Auris chrysostoma Moricand, 1836
chrysostoma swainsoni, Auris chrysostoma swainsoni (Pfeiffer, 1845)
chusgonensis, Bostryx chusgonensis Weyrauch, 1960
chusgonensis sipas, Bostryx chusgonensis sipas Breure & Mogollón Avilla, 2010
cicatricosus, Bulimus cicatricosus Gassies, 1871 - syn of: Placostylus fibratus alexander (Crosse, 1855)
cicatricosus acutior, Bulimus cicatricosus acutior Crosse, 1894 - syn of: Placostylus fibratus alexander (Crosse, 1855)
cicheroi, Bostryx cicheroi Hylton-Scott, 1967
cinerarius, Naesiotus cinerarius Dall, 1917
cinereus, Naesiotus cinereus (Reeve, 1849)
circuliportus, Bostryx circuliportus Breure, 1978
circuliportus rimacensis, Bostryx circuliportus rimacensis Breure, 1978
citrinellus, Drymaeus scitulus citrinellus Pfeiffer
citronellus, Bulimus citronellus Angas, 1879 - syn of: Mesembrinus sulphureus (Pfeiffer, 1857)
clarissimus, Mesembrinus dominicus clarissimus Pilsbry
clarus, Drymaeus clarus Pfeiffer, 1857
clathratus, Drymaeus clathratus Pfeiffer, 1858
clava, Bulimus clava Reeve, 1849 - syn of: Sigmataxis procerus (Adams, 1845)
claviformis, Bostryx claviformis Haas, 1951
clavulus, Bulimus clavulus Lamarck, 1804 † (FOSSIL)
clavulus, Bulimus clavulus Turton, 1831 - syn of: Opeas hannensis (Rang, 1831)
cleefi, Drymaeus cleefi Breure & Eskens, 1981 - syn of: Stenostylus nigrolimbatus (Pfeiffer, 1853)
climacographus, Bostryx climacographus Holmberg, 1912
coagulatus, Scutalus coagulatus Reeve, 1849 - syn of: Scutalus versicolor Pilsbry, 1897
coarctatus, Drymaeus coarctatus (Pfeiffer, 1845)
cochambalensis, Drymaeus scitulus cochambalensis Weyrauch
cochinchinensis, Bulimus cochinchinensis Pfeiffer, 1857 - syn of: Amphidromus cochinchinensis (Pfeiffer, 1857)
cockerianus, Bostryx cockerianus Dall, 1909 - syn of: Bostryx cokerianus (Dall, 1909)
coelestini, Diaphanomormus coelestini (Haas, 1952)
coelestini obesus, Diaphanomormus coelestini obesus Weyrauch, 1964
coelhoi, Bostryx coelhoi Breure, 1978
coerulescens, Bostryx coerulescens Pfeiffer, 1858
coerulescens columna, Bostryx coerulescens columna Pilsbry, 1898
cognatus, Drymaeus cognatus Pilsbry, 1901
cokerianus, Bostryx cokerianus (Dall, 1909)
colimensis, Drymaeus colimensis Rolle, 1895
colmeiroi, Drymaeus colmeiroi Hidalgo, 1872 - syn of: Stenostylus colmeiroi (Hidalgo, 1872)
colmeiroi, Bulimus colmeiroi Hidalgo, 1872 - syn of: Stenostylus colmeiroi (Hidalgo, 1872)
colombianus, Drymaeus colombianus Lea, 1838 - syn of: Drymaeus columbianus (Lea, 1838)
coloratus, Bulimus coloratus Nyst, 1845 - syn of: Eurytus coloratus (Nyst, 1845)
columbianus, Drymaeus columbianus (Lea, 1838)
columbiensis, Mesembrinus columbiensis (Pfeiffer, 1855)
columellaris, Bostryx columellaris Reeve, 1849
columellaris, Naesiotus columellaris Weyrauch, 1967
columna, Rabdotus columna Müller, 1774 - syn of: Columna columna (Müller, 1774)
columna, Bostryx coerulescens columna Pilsbry
combinai, Ornatimormus combinai Weyrauch, 1958
comes, Bulimus comes Pfeiffer, 1861 - syn of: Amphidromus comes (Pfeiffer, 1861)
cominicus clarissimus, Drymaeus cominicus clarissimus Pilsbry, 1946 - syn of: Mesembrinus dominicus clarissimus Pilsbry, 1946
comis, Drymaeus comis Preston, 1907
compactus, Bostryx compactus Fulton, 1901
compactus, Bostryx zilchi compactus Weyrauch
complanatus, Bulimus complanatus Reuss, 1849 † - syn of: Palaeomastus complanatus (Reuss, 1849) † (FOSSIL)
concolor, Bulimulus exilis concolor Piaget
concolor, Drymaeus josephus concolor Von Martens
conferta, Bulimus conferta Pfeiffer, 1856 - syn of: Spiraxis terebella (Adams, 1849)
confinis, Bulimus confinis Reeve, 1850 - syn of: Rabdotus dealbatus (Say, 1821)
confinus, Rabdotus confinus Reeve, 1850
confluens, Drymaeus confluens Pfeiffer, 1855
confusus, Bulimus confusus Reeve, 1848 - syn of: Kuschelenia culminea (D'Orbigny, 1835)
conicus, Mesembrinus conicus Da Costa, 1907
coniformis, Bulimus coniformis Bruguière, 1789 - syn of: Melampus coffea (Linnaeus, 1758)
conispirus, Bostryx stelzneri conispirus Doering
conispirus, Scutalus conispirus Doering, 1879 - syn of: Bostryx stelzneri conispirus (Doering, 1879)
conispirus minuta, Bostryx stelzneri conispirus minuta Parodíz
conspersus, Bostryx conspersus (Sowerby, 1833)
constrictus, Naesiotus constrictus (Reeve, 1848)
conus, Drymaeus conus Pilsbry, 1902
convexus, Drymaeus convexus (Pfeiffer, 1855)
cooperi, Bulimulus cooperi Dall, 1896 - syn of: Rabdotus pilula Binney, 1861
cora, Neopetraeus cora (D'Orbigny, 1835)
cora unicolor, Neopetraeus cora unicolor (Pfeiffer, 1881)
coraeformis, Scutalus coraeformis Pilsbry, 1897
coraeformis debilisculptus, Scutalus coraeformis debilisculptus Weyrauch, 1967
corallina, Kora corallina Simone, 2012
cordatus, Bulimus cordatus Pfeiffer, 1856 - syn of: Ischnopupoides cordatus (Pfeiffer, 1856)
corderoi, Bulimulus corderoi Parodíz, 1962
cordillerae, Bostryx cordillerae Ströbel, 1874
coriaceaus berendti, Bulimulus coriaceaus berendti Pfeiffer, 1861 - syn of: Bulimulus coriaceus Pfeiffer, 1857
coriaceus, Bulimulus coriaceus Pfeiffer, 1857
corneous, Bulimulus corneous Sowerby, 1833 - syn of: Bulimulus corneus Sowerby, 1833
corneus, Bulimulus corneus Sowerby, 1833
corneus minor, Bulimulus corneus minor (Von Martens, 1893)
corneus nubeculatus, Bulimulus corneus nubeculatus Pfeiffer, 1853 - syn of: Bulimulus corneus Sowerby, 1833
corpulentus, Bulimus corpulentus Gassies, 1871 - syn of: Placostylus corpulentus (Gassies, 1871)
correctus, Drymaeus trigonostomus correctus Pfeiffer
corrugatus, Bulimus corrugatus King, 1831
corrugatus, Bostryx torallyi corrugatus Parodíz
corticosus, Bulimus corticosus Sowerby, 1895 - syn of: Eurytus episcopalis corticosus (Sowerby, 1895)
corumbaensis, Bulimulus corumbaensis Pilsbry, 1897
cosmicus, Naesiotus cosmicus Mabille, 1895
costaricensis, Drymaeus costaricensis Pfeiffer, 1862
costellatus, Bulimus costellatus Grateloup, 1828 † - syn of: Gibborissoa varicosa (Basterot, 1825) † (FOSSIL)
costellatus, Bostryx costellatus Hylton-Scott, 1971
costifer, Scutalus costifer Pilsbry, 1932
costifer naggsi, Scutalus costifer naggsi Breure, 1978
costulatus, Scutalus costulatus Weyrauch, 1967
cotopaxiensis, Vermiculatus cotopaxiensis (Pfeiffer, 1853)
coturnix, Bulimus coturnix Sowerby, 1832 - syn of: Plectostylus coturnix (Sowerby, 1832)
cousini, Scutalus cousini (Jousseaume, 1887)
cousini, Rhabdotus cousini Jousseaume, 1887 - syn of: Scutalus cousini (Jousseaume, 1887)
cozumelensis, Mesembrinus cozumelensis (Richards, 1936)
cracentis, Bostryx cracentis Breure, 1978
crassilabrum, Bulimus crassilabrum Garrett, 1872 - syn of: Placostylus gracilis (Broderip, 1840)
crebristriga, Drymaeus chrysomelas crebristriga Von Martens
cremnobates, Neopetraeus cremnobates Pilsbry, 1949 - syn of: Neopetraeus tessellatus (Shuttleworth, 1852)
cremonthauma, Bostryx cremonthauma Pilsbry
cremulatus, Lopesianus cremulatus Weyrauch, 1958 - syn of: Lopesianus crenulatus Weyrauch, 1958
crenulatus, Lopesianus crenulatus Weyrauch, 1958
crepundia, Naesiotus crepundia (D'Orbigny, 1835)
cretaceus, Scutalus cretaceus Pfeiffer, 1855
crichtoni, Newboldius crichtoni (Broderip, 1836)
crossei, Bulimus crossei Pfeiffer, 1862
crossei, Drymaeus lilacinus crossei Von Martens
crucilineatus, Bostryx crucilineatus Weyrauch, 1967
cucullinus, Naesiotus cucullinus Dall, 1917
cucullus, Mesembrinus cucullus (Morelet, 1849)
cucullus gracilior, Scutalus cucullus gracilior Fischer & Crosse, 1875 - syn of: Mesembrinus cucullus (Morelet, 1849)
cuernavacensis, Drymaeus cuernavacensis Fischer & Crosse, 1874
cuernovacensis, Mesembrinus uhdeanus cuernovacensis Crosse & Fischer
culminea, Kuschelenia culminea (D'Orbigny, 1835)
culminea edwardsi, Kuschelenia culminea edwardsi (Morelet, 1863)
culminea subjussieui, Kuschelenia culminea subjussieui (Pilsbry, 1897)
culminea zilchi, Kuschelenia culminea zilchi Weyrauch, 1967
cuninculinsulae, Bulimus cuninculinsulae Cox, 1872 - syn of: Placostylus cuninculinsulae (Cox, 1872)
cunyacensis, Bostryx cunyacensis Breure, 1978
curaccasensis, Bulimus curaccasensis Reeve, 1849 - syn of: Beckianum beckianum (Pfeiffer, 1846)
curianianus, Drymaeus curianianus (Reeve, 1849)
currani, Oxychona pyramidella currani Bartsch
curtus, Naesiotus curtus (Reibisch, 1892)
cuspidatus, Bostryx cuspidatus Morelet, 1863
cuticulus, Drymaeus cuticulus Pfeiffer, 1855
cutisculptus, Naesiotus cutisculptus Ancey, 1901
cuyanus, Bostryx cuyanus Pfeiffer, 1867
cuzcoensis, Drymaeus cuzcoensis (Reeve, 1849)
cuzcoensis, Vermiculatus cuzcoensis (Weyrauch, 1967)
cuzcoensis marasensis, Vermiculatus cuzcoensis marasensis (Weyrauch, 1967)
cuzcoensis masarensis, Scutalus cuzcoensis masarensis Weyrauch, 1967 - syn of: Vermiculatus cuzcoensis marasensis (Weyrauch, 1967)
cyclostomus, Bulimus cyclostomus Lamarck, 1804 † (FOSSIL)
cygneus, Drymaeus cygneus Philippi, 1867
cylindrica, Bulimus cylindrica Menke, 1828 - syn of: Brephulopsis cylindrica (Menke, 1828)
cylindricus, Drymaeus cylindricus Da Costa, 1901
cylindricus, Pseudoperonaeus cylindricus Weyrauch, 1960
cymatias, Naesiotus cymatias Dall, 1917
dacostae, Drymaeus dacostae Sowerby, 1892
dacostianus, Drymaeus dacostianus Pilsbry, 1898
dakryodes, Drymaeus dakryodes Salvador, Cavallari & Simone, 2015
danieli, Bulimus danieli Crosse, 1855 - syn of: Placostylus fibratus (Martyn, 1784)
darwini, Naesiotus darwini (Pfeiffer, 1846)
dealbatus, Rabdotus dealbatus (Say, 1821)
dealbatus durangoanus, Rabdotus dealbatus durangoanus Von Martens, 1893 - syn of: Naesiotus durangoanus (Von Martens, 1893)
dealbatus jonesi, Rabdotus dealbatus jonesi Clench, 1937
dealbatus liquabilis, Rabdotus dealbatus liquabilis (Reeve, 1848)
dealbatus mooreanus, Rabdotus dealbatus mooreanus (Pfeiffer, 1868)
dealbatus neomexicanus, Rabdotus dealbatus neomexicanus Pilsbry, 1946
dealbatus ozarkensis, Rabdotus dealbatus ozarkensis Pilsbry & Ferriss, 1906
dealbatus pasonis, Rabdotus dealbatus pasonis Pilsbry, 1902
dealbatus ragsdalei, Rabdotus dealbatus ragsdalei (Pilsbry, 1890)
debilis, Drymaeus debilis (Beck, 1837)
debilisculptus, Scutalus coraeformis debilisculptus Weyrauch
decipiens, Bulimulus decipiens Cooper, 1895 - syn of: Rabdotus pilula Binney, 1861
decoloratus, Drymaeus decoloratus (Sowerby, 1833)
decoratus, Drymaeus decoratus (Lea, 1838)
decoratus goniobasis, Drymaeus decoratus goniobasis Pilsbry, 1898
decussatus, Neopetraeus decussatus (Reeve, 1849)
decussatus brownii, Neopetraeus decussatus brownii Pilsbry, 1898
decussatus myristicus, Neopetraeus decussatus myristicus (Reeve, 1849)
delattrei, Otostomus delattrei Pfeiffer, 1846 - syn of: Drymaeus lattrei (Pfeiffer, 1846)
deletangi, Naesiotus deletangi Parodíz, 1946
deletus, Mesembrinus droueti deletus Solem
delicatulus, Bostryx delicatulus Philippi, 1867
delphinae, Drymaeus strigatus delphinae Moricand
delumbis, Bostryx delumbis Reeve, 1849
demotus, Drymaeus demotus Reeve, 1850 - syn of: Mesembrinus granadensis (Pfeiffer, 1848)
dendrita, Bulimulus dendrita (Montagu, 1803)
dendritis, Bostryx dendritis Morelet, 1863 - syn of: Bostryx dentritis (Morelet, 1863)
dendritoides, Bostryx dendritoides Pilsbry, 1896 - syn of: Bostryx dentritoides Pilsbry, 1896
denickei, Bostryx denickei Gray & Reeve, 1851 - syn of: Bostryx reentsi Philippi, 1851
densestrigatus, Ornatimormus henrypilsbryi densestrigatus Weyrauch
dentaxis, Bostryx dentaxis Pilsbry, 1901
denticulatus, Bulimus denticulatus Olivier, 1801 - syn of: Bulgarica denticulata (Olivier, 1804)
dentifer, Naesiotus dentifer Mabille, 1895
dentifer johnstoni, Naesiotus dentifer johnstoni (Hanna, 1923)
dentifer lamellifer, Naesiotus dentifer lamellifer Pilsbry, 1897
dentifer santacruzensis, Naesiotus dentifer santacruzensis (Hanna, 1932)
dentifer slevini, Naesiotus dentifer slevini Hanna, 0 - syn of: Naesiotus dentifer santacruzensis (Hanna, 1932)
dentritis, Bostryx dentritis (Morelet, 1863)
dentritoides, Bostryx dentritoides Pilsbry, 1896
depictus, Mesembrinus depictus (Reeve, 1849)
depictus ictericus, Mesembrinus depictus ictericus Von Martens, 1873
depstus, Bostryx depstus Reeve, 1849
derelictus, Lissoacme derelictus (Broderip, 1832)
derelictus ascendens, Lissoacme derelictus ascendens Pilsbry, 1944
deridderi, Bulimulus deridderi (Coppois, 1985)
deroyi, Naesiotus deroyi Smith, 1972
deshayesi, Mesembrinus deshayesi (Pfeiffer, 1845)
detritus, Bulimus detritus Müller, 1774 - syn of: Zebrina detrita (Müller, 1774)
devians, Bostryx devians Dohrn, 1863
devillei, Bostryx devillei Deville & Hupé, 1850
diaphanus, Bulimulus diaphanus Pfeiffer, 1855
diaphanus fraterculus, Bulimulus diaphanus fraterculus Potiez & Michaud, 1835
digueti, Bulimulus digueti Mabille, 1895 - syn of: Spartocentrum digueti (Mabille, 1895)
dillwynianus, Bulimus dillwynianus Pfeiffer, 1853 - syn of: Eurytus dillwynianus (Pfeiffer, 1853)
discrepans, Mesembrinus discrepans (Sowerby, 1833)
dismenicus, Bulimulus dismenicus Mabille, 1895 - syn of: Naesiotus beldingi (Cooper, 1892)
dispar, Bulimulus apodemetes dispar Hylton-Scott
dissimulans, Bulimus dissimulans Preston, 1909 - syn of: Aeropictus dissimulans (Preston, 1909)
distorta, Bulimus distorta Bruguière, 1789 - syn of: Eudolichotis distorta (Bruguière, 1789)
distorta bisuturalis, Auris distorta bisuturalis Pilsbry, 1896 - syn of: Eudolichotis distorta bisuturalis (Pilsbry, 1896)
distorta panamensis, Auris distorta panamensis Pilsbry, 1910 - syn of: Eudolichotis distorta panamensis (Pilsbry, 1910)
distortus, Auris distortus (Bruguière)
diversipictus, Drymaeus interpictus diversipictus Pilsbry
doelloi, Bostryx doelloi Hylton-Scott, 1953
dohrni, Bulimus dohrni Pfeiffer, 1863 - syn of: Amphidromus dohrni Schilder & Schilder, 1938
doliolum, Bulimus doliolum Bruguière, 1792 - syn of: Sphyradium doliolum (Bruguière, 1792)
dombeyanus, Drymaeus dombeyanus (Pfeiffer, 1846)
dominicus, Mesembrinus dominicus Reeve, 1850
dominicus clarissimus, Mesembrinus dominicus clarissimus Pilsbry, 1946
dominicus hemphilli, Mesembrinus dominicus hemphilli Wright, 1889
dormani, Drymaeus dormani Binney, 1857
dormani albida, Drymaeus dormani albida Wright, 1890
dormani subfasciatus, Drymaeus dormani subfasciatus Cockerell, 1891
draparnaudi, Drymaeus draparnaudi (Pfeiffer, 1847)
droueti, Mesembrinus droueti Pfeiffer, 1857
droueti deletus, Mesembrinus droueti deletus Solem, 1955
droueti sporlederi, Mesembrinus droueti sporlederi (Pfeiffer, 1866)
dubius, Mesembrinus dubius (Pfeiffer, 1853)
dukenfieldi, Bulimulus dukenfieldi Melvill, 1900 - syn of: Thaumastus dukinfieldi (Melvill, 1900)
dukinfieldi, Bulimulus dukinfieldi Melvill, 1900 - syn of: Thaumastus dukinfieldi (Melvill, 1900)
duncanus, Naesiotus duncanus Dall, 1893
dunkeri, Drymaeus dunkeri (Pfeiffer, 1846)
dunkeri forreri, Drymaeus dunkeri forreri (Mousson, 1883)
duplex major, Bulimus duplex major Gassies, 1871 - syn of: Placostylus porphyrostomus monackensis (Crosse, 1887)
durangoanus, Naesiotus durangoanus (Von Martens, 1893)
durangoensis, Rabdotus durangoensis (Von Martens, 1900)
durus, Naesiotus durus (Spix, 1827)
dutaillyi, Mesembrinus dutaillyi (Pfeiffer, 1857)
dux, Bulimus dux Pfeiffer, 1861 - syn of: Bothriembryon dux (Pfeiffer, 1861)
dybuys, Drymaeus dybuys Pfeiffer, 1853
dysoni, Bulimulus dysoni Pfeiffer, 1846
eboreus, Mesembrinus multilineatus eboreus Grimshawe
eddystonensis, Bulimus eddystonensis Pfeiffer, 1855 - syn of: Placostylus eddystonensis (Pfeiffer, 1855)
edenensis, Naesiotus tanneri edenensis Vagvolgyi
edmuelleri, Drymaeus edmuelleri Albers, 1854 - syn of: Drymaeus edmulleri (Albers, 1854)
edmulleri, Drymaeus edmulleri (Albers, 1854)
edwardsi, Kuschelenia culminea edwardsi Morelet
edwardsi, Bulimus edwardsi Morelet, 1863 - syn of: Kuschelenia culminea edwardsi (Morelet, 1863)
edwardsianus, Bulimus edwardsianus Gassies, 1863 - syn of: Placostylus caledonicus Petit De La Saussaye, 1845
effeminatus, Bulimulus effeminatus Reeve, 1848
eganus, Bulimulus eganus Pfeiffer, 1853
egregia, Auris bilabiata egregia Jay
egregia nigrilabris, Auris egregia nigrilabris Pilsbry, 1896 - syn of: Auris bilabiata nigrilabris Pilsbry, 1896
elaeodes, Naesiotus elaeodes Dall, 1917
elaeodes, Bulimus elaeodes Pfeiffer, 1853 - syn of: Eurytus elaeodes (Pfeiffer, 1853)
elatior, Bulimulus elatior Hylton-Scott, 1952
elatus, Rabdotus elatus Gould, 1853 - syn of: Naesiotus excelsus Gould, 1853
elatus, Bostryx elatus Philippi, 1869
electrum, Mesembrinus electrum (Reeve, 1848)
elegantissimus, Drymaeus elegantissimus Mousson, 1873
elegantulus, Naesiotus elegantulus Weyrauch, 1956
ellipticus, Bulimus ellipticus J. de C. Sowerby, 1822 † - syn of: Rillyarex ellipticus J. de C. Sowerby, 1822 † (FOSSIL)
elongatulus, Drymaeus nigrofasciatus elongatulus Pilsbry
elongatus, Mesembrinus elongatus (Bolten, 1798)
elongatus beattyi, Mesembrinus elongatus beattyi Clench, 1951
elsteri, Drymaeus elsteri Da Costa, 1901
emaciatus, Bostryx emaciatus Morelet, 1863
emeus, Mesembrinus emeus (Say, 1829)
emeus albivaricosus, Otostomus emeus albivaricosus Von Martens, 1893 - syn of: Mesembrinus emeus (Say, 1829)
emeus hypozonus, Otostomus emeus hypozonus Von Martens, 1893 - syn of: Mesembrinus emeus (Say, 1829)
endoplax, Bostryx endoplax Pilsbry, 1944
endoptyx, Bostryx endoptyx Pilsbry, 1940
endospira, Scutalus latecolumellaris endospira Pilsbry
eos, Naesiotus eos Odhner, 1951
ephippium, Bulimulus ephippium Ancey, 1904 - syn of: Eudioptus ephippium (Ancey, 1904)
epicopalis, Bulimus epicopalis Pfeiffer, 1855 - syn of: Eurytus episcopalis (Pfeiffer, 1855)
equatorius, Scutalus equatorius Pfeiffer, 1853 - syn of: Scutalus aequatorius Pfeiffer, 1855
eques, Bulimus eques Fischer, 1891 - syn of: Amphidromus atricallosus (Gould, 1843)
erectus, Bulimulus erectus Reeve, 1849
eremothauma, Platybostryx eremothauma Pilsbry, 1896
eros, Bulimus eros Angas, 1878 - syn of: Eurytus eros (Angas, 1878)
erosus, Lissoacme erosus (Broderip, 1832)
errans, Drymaeus josephus errans Pilsbry
erubescens, Mesembrinus erubescens (Pfeiffer, 1847) - syn of: Mesembrinus rufescens (Gray, 1825)
erythrostomus, Lissoacme erythrostomus (Sowerby, 1833)
eschariferus, Naesiotus eschariferus (Sowerby, 1833)
eschariferus bizonalis, Naesiotus eschariferus bizonalis Ancey, 1887
eschariferus pileatus, Naesiotus eschariferus pileatus Dall, 1896
eschariferus subconoidalis, Naesiotus eschariferus subconoidalis Ancey, 1887
etheridgei, Bulimus etheridgei Brazier, 1889 - syn of: Placostylus bivaricosus Gaskoin, 1854
eucosmetus, Drymaeus eucosmetus Haas, 1955
eudioptus, Bulimulus eudioptus (Ihering, 1897)
eurystomus, Drymaeus eurystomus Philippi, 1867
eurystomus hamadryas, Drymaeus eurystomus hamadryas Philippi, 1867
eusteirus, Drymaeus eusteirus Pilsbry, 1944
eversus, Drymaeus eversus Mousson, 1873
excelsus, Naesiotus excelsus Gould, 1853
excelsus sinaloae, Naesiotus excelsus sinaloae Pilsbry, 1897 - syn of: Naesiotus excelsus Gould, 1853
excoriatus, Neopetraeus excoriatus (Pfeiffer, 1855)
exctinctus, Drymaeus exctinctus Pfeiffer, 1855
exilis, Bulimulus exilis (Gmelin, 1791)
exilis concolor, Bulimulus exilis concolor Piaget, 1914
eximius, Bulimus eximius Albers, 1857 - syn of: Placostylus fibratus souvillei Morelet, 1857
exornatus, Naesiotus exornatus (Reeve, 1849)
exoticus, Drymaeus exoticus Da Costa, 1901
expansus, Drymaeus expansus (Pfeiffer, 1848)
expansus altorum, Drymaeus expansus altorum Weyrauch, 1958
expansus balboa, Drymaeus expansus balboa Pilsbry, 1926
expansus flavilabrum, Drymaeus expansus flavilabrum Weyrauch, 1967
expansus orcesi, Drymaeus expansus orcesi Weyrauch, 1958
expansus perenensis, Drymaeus expansus perenensis Da Costa, 1901
expansus scitus, Drymaeus expansus scitus Adams, 1867 - syn of: Drymaeus expansus (Pfeiffer, 1848)
expansus subprotractus, Drymaeus expansus subprotractus Pilsbry, 1901
expansus vanattai, Drymaeus expansus vanattai Pilsbry, 1898
expatriatus, Drymaeus expatriatus Preston, 1909
extensus, Bostryx extensus Haas, 1955
extraneus, Drymaeus extraneus Haas, 1955
eyriesii, Bulimulus eyriesii Drouët, 1859
fabrefactus, Drymaeus fabrefactus (Reeve, 1848)
facillatus, Bulimus facillatus Reeve, 1848 - syn of: Drymaeus lattrei (Pfeiffer, 1846)
fairmaireanus, Bulimus fairmaireanus Petit De La Saussaye, 1853
falcicula, Bulimus falcicula Gassies, 1871 - syn of: Placostylus fibratus (Martyn, 1784)
fallax, Drymaeus fallax Pfeiffer, 1853
fallax chicoensis, Drymaeus fallax chicoensis Breure, 1977
famatinus, Bostryx famatinus Doering, 1879
farrisi, Drymaeus farrisi Pfeiffer, 1858
farrisi quadritaeniatus, Drymaeus farrisi quadritaeniatus Weyrauch, 1956
fasciarum, Drymaeus fasciarum Pilsbry, 1939
fasciatus, Drymaeus aureolus fasciatus Guppy
felipponei, Bulimulus felipponei Marshall, 1930
felix, Drymaeus felix Pfeiffer, 1862
fenestratus, Drymaeus fenestratus (Pfeiffer, 1846)
fenestrellus, Mesembrinus fenestrellus Von Martens, 1864
fenestrellus subunicolor, Drymaeus fenestrellus subunicolor Von Martens, 1893 - syn of: Mesembrinus fenestrellus Von Martens, 1864
feriatus, Bulimus feriatus Reeve, 1848 - syn of: Mesembrinus granadensis (Pfeiffer, 1848)
fernandezae, Maranhoniellus fernandezae Weyrauch, 1958
ferrugineus, Bostryx ferrugineus Reeve, 1849
festhameli, Scutalus festhameli Hupé, 1854
fibratus bourailensis, Bulimus fibratus bourailensis Cockerell, 1929 - syn of: Placostylus porphyrostomus smithii Kobelt, 1891
fibratus devia, Bulimus fibratus devia Pfeiffer, 1877 - syn of: Placostylus fibratus (Martyn, 1784)
fibratus grammica, Bulimus fibratus grammica Crosse - syn of: Placostylus fibratus goroensis (Souverbie)
fibratus normalis, Bulimus fibratus normalis Pfeiffer, 1877 - syn of: Placostylus fibratus (Martyn, 1784)
fibratus ovata, Bulimus fibratus ovata Crosse, 1894 - syn of: Placostylus fibratus souvillei Morelet, 1857
fibratus pallidula, Bulimus fibratus pallidula Pfeiffer, 1877 - syn of: Placostylus fibratus (Martyn, 1784)
fibratus turriculata, Bulimus fibratus turriculata Pfeiffer, 1877 - syn of: Placostylus fibratus (Martyn, 1784)
fibratus umbilicata, Bulimus fibratus umbilicata Pfeiffer, 1877 - syn of: Placostylus caledonicus Petit De La Saussaye, 1845
fidustus, Mesembrinus fidustus (Reeve, 1849)
filaris, Vermiculatus filaris (Pfeiffer, 1853)
filiolus, Neopetraeus filiolus Pilsbry, 1897
filocinctus, Bulimus filocinctus Reuss, 1849 † - syn of: Palaeomastus filocinctus (Reuss, 1849) † (FOSSIL)
fischeri, Bostryx fischeri Pilsbry, 1956
fisheri, Bostryx fisheri Pilsbry, 1956 - syn of: Bostryx fischeri Pilsbry, 1956
flagellatus, Bostryx flagellatus Pilsbry, 1896
flavescens, Drymaeus liliaceus flavescens Férussac
flavidulus, Mesembrinus flavidulus (Smith, 1877)
flavidus, Mesembrinus flavidus (Menke, 1829)
flavilabrum, Drymaeus expansus flavilabrum Weyrauch
flavotinctus, Mesembrinus vincentinus flavotinctus Pilsbry
flexilabris, Bulimus flexilabris Pfeiffer, 1853 - syn of: Drymaeus bivittatus (Sowerby, 1833)
flexuosus, Drymaeus flexuosus Pfeiffer, 1852
flexuosus megas, Drymaeus flexuosus megas Pilsbry, 1944
florezi, Floreziellus florezi Weyrauch, 1967 - syn of: Bostryx cunyacensis Breure, 1978
florezi, Phenacotaxus florezi Weyrauch, 1967
floridanus, Tocobaga floridanus (Conrad, 1846) † (FOSSIL)
floridanus, Bulimus floridanus Pfeiffer, 1857 - syn of: Mesembrinus umbraticus (Reeve, 1849)
floridianus, Drymaeus floridianus Binney, 1859
florschuetzi, Naesiotus florschuetzi Breure, 1978
flossdorfi, Bulimulus flossdorfi Holmberg, 1909
fluctuatus, Drymaeus fluctuatus (Beck, 1837)
fluctuatus lituratus, Drymaeus fluctuatus lituratus (Beck, 1837)
focillatus, Drymaeus focillatus Reeve, 1848 - syn of: Drymaeus lattrei (Pfeiffer, 1846)
fonsecanus, Rabdotus fonsecanus (Haas, 1961)
fontainii, Naesiotus fontainii (D'Orbigny, 1837)
fordii, Drymaeus fordii Pilsbry, 1898
forreri, Drymaeus dunkeri forreri Mousson
fourmiersi, Naesiotus fourmiersi (D'Orbigny, 1837)
fragilis, Bostryx fragilis Breure & Mogollón Avilla, 2010
fraterculus, Bulimulus diaphanus fraterculus Potiez & Michaud
frederici, Bostryx frederici Breure, 1978
fresnoensis, Drymaeus fresnoensis Pilsbry, 1898
frivaldskyi, Bulimus frivaldskyi Pfeiffer, 1847 - syn of: Meijeriella frivaldskyi (Pfeiffer, 1847)
fucatus, Drymaeus fucatus (Reeve, 1849)
fulguratus, Bulimus fulguratus Jay, 1842 - syn of: Placostylus gracilis fulguratus (Jay, 1842)
fuligineus, Bostryx fuligineus Breure, 1978
fuligineus, Bulimus fuligineus Pfeiffer, 1853 - syn of: Santacharis fuligineus (Pfeiffer, 1853)
fulminans, Bulimus fulminans Nyst, 1843 - syn of: Plekocheilus fulminans (Nyst, 1843)
fulminans linterae, Bulimus fulminans linterae Sowerby, 1890 - syn of: Plekocheilus linterae (Sowerby, 1890)
funckii, Bulimus funckii Nyst, 1843 - syn of: Dryptus funckii (Nyst, 1843)
funeralis, Drymaeus funeralis (Bruguière, 1789)
fusagasuganus, Drymaeus fusagasuganus Pilsbry, 1935
fuscagula, Bulimus fuscagula D'Orbigny, 1835 - syn of: Bahiensis fuscagula (D'Orbigny, 1835)
fuscobasis, Drymaeus fuscobasis (Smith, 1877)
fuscus, Bulimulus fuscus (Guilding, 1828)
fusoides, Drymaeus fusoides (D'Orbigny, 1835)
gabbi, Mesembrinus gabbi Angas, 1879
gabbi, Naesiotus gabbi Crosse & Fischer, 1872
gabbianus, Drymaeus gabbianus Binney, 1884
galapaganus, Naesiotus galapaganus (Pfeiffer, 1854)
gaudryanus, Bulimus gaudryanus Gassies, 1878 - syn of: Placostylus caledonicus Petit De La Saussaye, 1845
gayi, Vermiculatus gayi Pfeiffer, 1857 - syn of: Scutalus revinctus Hupé, 1857
gayi, Peronaeus gayi Rehder, 1945
gealei, Bulimus gealei Adams, 1867 - syn of: Mesembrinus fenestrellus Von Martens, 1864
gelidus, Bulimulus gelidus Reeve, 1849
geometricus, Drymaeus geometricus (Pfeiffer, 1846)
geophilus, Naesiotus geophilus Weyrauch, 1967
gerenorum, Naesiotus gerenorum Breure, 1977
gereti, Drymaeus gereti Ancey, 1901
germaini, Drymaeus germaini Ancey, 1892
ghiesbreghti, Mesembrinus ghiesbreghti Von Martens, 1893
ghiesbreghti interstitialis, Mesembrinus ghiesbreghti interstitialis Von Martens, 1893
ghiesbreghti iodostylus, Mesembrinus ghiesbreghti iodostylus Pfeiffer, 1861
ghiesbreghti stolli, Mesembrinus ghiesbreghti stolli (Von Martens, 1893)
ghilanensis, Bulimus ghilanensis Bourguignat, 1865 - syn of: Geminula isseliana (Bourguignat, 1865)
gibber, Drymaeus gibber Haas, 1949
gigantensis, Naesiotus gigantensis Christensen & Miller, 1977
gilderoyi, Naesiotus gilderoyi Van Mol, 1972 - syn of: Naesiotus cavagnaroi Smith, 1972
giraudi, Bulimus giraudi Bourguignat, 1885
gittenbergeri, Bulimulus gittenbergeri Breure, 1974
gladysae, Bostryx gladysae Hylton-Scott, 1967
glandiniformis, Bulimulus glandiniformis Sowerby, 1892
glaucostomus, Drymaeus glaucostomus Albers, 1852
glaucostomus meesi, Drymaeus glaucostomus meesi Breure, 1976
globosus, Bostryx globosus Weyrauch, 1967
glomeratus, Bostryx zilchi glomeratus Weyrauch
goianensis, Drymaeus goianensis Dutra-Clarke & Souza, 1991
goniobasis, Drymaeus decoratus goniobasis Pilsbry
gorgonensis, Drymaeus gorgonensis Haas, 1966
gorrietiensis, Bulimulus gorrietiensis Pilsbry, 1896 - syn of: Lopesianus crenulatus Weyrauch, 1958
gorritiensis, Bulimulus gorritiensis Pilsbry, 1897
goudoti, Suniellus goudoti (Petit De La Saussaye, 1843)
goudoti, Bulimus goudoti Petit De La Saussaye, 1843 - syn of: Suniellus goudoti (Petit De La Saussaye, 1843)
gracilior, Drymaeus mexicanus gracilior Pfeiffer
gracilior, Neopetraeus altoperuvianus gracilior Pilsbry
gracilis, Bulimus gracilis Hutton, 1834 - syn of: Allopeas gracilis (Hutton, 1834)
gracilis, Bulimulus sporadicus gracilis Hylton-Scott
gracillimus, Naesiotus gracillimus Weyrauch, 1956
granadensis, Mesembrinus granadensis (Pfeiffer, 1848)
grandiportus, Bostryx bromeliarum grandiportus Weyrauch
grandiventris, Scutalus grandiventris Weyrauch, 1960
graniger, Bulimulus graniger Beck, 1837
granulatus, Scutalus chiletensis granulatus Weyrauch
granulis, Scutalus proteus granulis Broderip
granulosus, Bulimulus granulosus Potiez & Michaud, 1835
gratus, Drymaeus gratus Pfeiffer, 1856 - syn of: Mesembrinus columbiensis (Pfeiffer, 1855)
gravesi, Bulimulus gravesi King, 1831
gravida, Bulimus gravida Pfeiffer, 0 - syn of: Laminella gravida (Férussac, 1824)
grayanus, Bulimus grayanus Pfeiffer, 1845 - syn of: Odontostomus grayanus (Pfeiffer, 1845)
grenadensis, Drymaeus grenadensis (Pfeiffer, 1848)
griffini, Drymaeus griffini Haas, 1955
gruneri, Drymaeus gruneri Pfeiffer, 1846 - syn of: Drymaeus columbianus (Lea, 1838)
guadalupensis, Bulimulus guadalupensis Bruguière, 1792 - syn of: Bulimulus guadelupensis (Bruguière, 1792)
guadeloupensis, Bulimulus guadeloupensis Bruguière, 1792 - syn of: Bulimulus guadelupensis (Bruguière, 1792)
guadelupensis, Bulimulus guadelupensis (Bruguière, 1792)
guadelupensis acutus, Bulimulus guadelupensis acutus Leach, 1815
guadelupensis alba, Bulimulus guadelupensis alba Sowerby, 1839
guarani, Bulimus guarani D'Orbigny, 1835 - syn of: Bahiensis guarani (D'Orbigny, 1835)
gueinzii, Drymaeus gueinzii Pfeiffer, 1857
guerini, Bulimus guerini Pfeiffer, 1846 - syn of: Dryptus guerini (Pfeiffer, 1846)
guestieri alba, Bulimus guestieri alba Crosse, 1894 - syn of: Placostylus fibratus souvillei Morelet, 1857
guestieri major, Bulimus guestieri major Gassies, 1871 - syn of: Placostylus fibratus souvillei Morelet, 1857
guillarmodi, Oxychona guillarmodi Shuttleworth, 1852 - syn of: Leptarionta guillarmodi (Shuttleworth, 1852)
guttatus, Lissoacme guttatus (Broderip, 1832)
gyrina, Oxychona gyrina (Deshayes, 1820)
haasi, Llaucanianus haasi (Weyrauch, 1967)
haasi, Naesiotus haasi Weyrauch, 1956
haasi, Bostryx haasi Weyrauch, 1960
haasi minor, Bostryx haasi minor Weyrauch, 1960
habeli, Naesiotus habeli Dall, 1892
hachensis, Drymaeus hachensis Reeve, 1850 - syn of: Drymaeus columbianus (Lea, 1838)
haematospira, Naesiotus haematospira (Pilsbry, 1900)
haenkei, Scutalus haenkei Haas, 1955
haitensis, Drymaeus sallei haitensis Pilsbry
hamadryas, Drymaeus eurystomus hamadryas Philippi
hamiltoni, Bostryx hamiltoni Reeve, 1849
hannai, Naesiotus hannai Pilsbry, 1927
haplochrous, Bulimulus haplochrous Pfeiffer, 1855
hargravesi, Bulimus hargravesi Cox, 1871 - syn of: Eumecostylus hargravesi (Cox, 1871)
harribaueri, Naesiotus harribaueri Jacobson, 1958
harringtoni, Drymaeus harringtoni Marshall, 1930
havanensis, Mesembrinus multilineatus havanensis Jaume & Borro
hector, Bostryx stelzneri hector Holmberg
hegewischi, Mesembrinus hegewischi (Pfeiffer, 1842)
heilprinianus, Bulimulus heilprinianus Dall, 1890 † - syn of: Tocobaga floridanus (Conrad, 1846) † (FOSSIL)
heloicus, Bulimulus heloicus (D'Orbigny, 1835)
hemaerodes, Naesiotus hemaerodes Dall, 1917
hemphilli, Mesembrinus dominicus hemphilli Wright
hendeensis, Kuschelenia alauda hendeensis Pilsbry
hendersoni, Bulimulus hendersoni Marshall, 1931
hennahi, Lissoacme hennahi (Gray, 1830)
henrypilsbryi, Ornatimormus henrypilsbryi Weyrauch, 1958
henrypilsbryi densestrigatus, Ornatimormus henrypilsbryi densestrigatus Weyrauch, 1958
henrypilsbryi pichitacalugaensis, Ornatimormus henrypilsbryi pichitacalugaensis Weyrauch, 1958
henselii, Drymaeus henselii Von Martens, 1868
hepaticus, Drymaeus hepaticus Albers, 1854
hepaticus libertadensis, Drymaeus hepaticus libertadensis Pilsbry, 1898
hepatostomus, Mesembrinus hepatostomus Pfeiffer, 1861
herrerae, Drymaeus herrerae Bartsch, 1907 - syn of: Mesembrinus uhdeanus Von Martens, 1864
herrerae veracruzensis, Drymaeus herrerae veracruzensis Bartsch, 1907 - syn of: Mesembrinus uhdeanus cuernovacensis Crosse & Fischer, 1874
hessi, Scutalus hessi Marshall, 1932
heterogeneus, Mesembrinus heterogeneus Pfeiffer, 1866
heterogyrus, Neopetraeus heterogyrus (Philippi, 1869)
heynemanni, Mesembrinus inglorius heynemanni Pfeiffer
hiabundus, Drymaeus lattrei hiabundus Von Martens
hidalgoi, Drymaeus hidalgoi Da Costa, 1898
higrohylaeus, Drymaeus higrohylaeus (D'Orbigny, 1835)
hirsutus, Bostryx hirsutus Breure, 1978
hirsutus, Naesiotus hirsutus Vagvolgyi, 1977
hjalmarsoni, Drymaeus hjalmarsoni Pfeiffer, 1856
hoffmanni, Mesembrinus tripictus hoffmanni Von Martens
hohenackeri, Bulimus hohenackeri Krynicki, 1837 - syn of: Georginapaeus hohenackeri (Pfeiffer, 1848)
holostomus, Bostryx holostomus (Pfeiffer, 1846)
honduranus, Drymaeus honduranus Von Martens, 1893
hondurasanus, Mesembrinus hondurasanus (Pfeiffer, 1846)
honduratianus, Drymaeus honduratianus Tristram, 1861
hoodensis, Naesiotus hoodensis Dall, 1900
hortensis, Bulimus hortensis Adams, 1851 - syn of: Allopeas gracilis (Hutton, 1834)
houelmontensis, Bulimulus houelmontensis Mazé, 1883
huanucensis, Bostryx huanucensis Breure, 1978
huanucensis poveli, Bostryx huanucensis poveli Breure, 1978
huarazensis, Bostryx huarazensis Pilsbry, 1944
huascensis, Lissoacme huascensis (Reeve, 1848)
huayaboensis, Bostryx huayaboensis Dautzenberg, 1901
humboldtii, Bulimus humboldtii Reeve, 1849 - syn of: Drymaeus mexicanus (Lamarck, 1822)
humboltii, Drymaeus humboltii (Reeve, 1849)
hummelincki, Bulimulus hummelincki Breure, 1974
hyalinoalbida, Mesembrinus moricandi hyalinoalbida Crosse & Fischer
hybrida, Bostryx stelzneri hybrida Parodíz
hyematus, Drymaeus hyematus (Reeve, 1848)
hygrohylaeus, Drymaeus hygrohylaeus D'Orbigny, 1835 - syn of: Drymaeus abyssorum (D'Orbigny, 1835)
hyltoni, Drymaeus hyltoni Parodíz, 1957
hyltonscottae, Bostryx hyltonscottae Parodíz, 1956
hyppodon, Rabdotus hyppodon Pilsbry, 1897
ictericus, Drymaeus poecilus ictericus Ancey
ictericus, Mesembrinus depictus ictericus Von Martens
ictericus, Drymaeus lilacinus ictericus Von Martens
icterostomus, Drymaeus icterostomus (Von Martens, 1901)
ignavus, Bulimus ignavus Reeve, 1849 - syn of: Bulimulus unicolor (Sowerby, 1833)
ignobilis, Bostryx ignobilis Philippi, 1867
iherminieri, Bulimulus iherminieri (Fischer, 1857)
ilheocola, Auris ilheocola Moricand, 1833
illheocola, Auris illheocola Moricand, 1833 - syn of: Auris ilheocola Moricand, 1833
illustris, Newboldius illustris Rolle, 1905 - syn of: Newboldius crichtoni (Broderip, 1836)
imbricatus, Bulimus imbricatus Gassies, 1871 - syn of: Placostylus fibratus souvillei Morelet, 1857
imeldae, Bostryx imeldae Weyrauch, 1960
imeldae costifer, Bostryx imeldae costifer Weyrauch, 1960 - syn of: Bostryx imeldae Weyrauch, 1960
immaculatus, Drymaeus immaculatus Adams, 1850
imperfectus, Drymaeus imperfectus (Guppy, 1866)
impressus, Bulimus impressus Reeve, 1849 - syn of: Sigmataxis procerus (Adams, 1845)
inaequalis, Drymaeus inaequalis Pfeiffer, 1857
inaquosum, Bostryx inaquosum Breure, 1978
inca, Newboldius inca Pilsbry, 1932
inca, Drymaeus inca Smith, 1943
incarnatus, Bulimus incarnatus Pfeiffer, 1855 - syn of: Mesembrinus granadensis (Pfeiffer, 1848)
inclinatus, Drymaeus inclinatus Pfeiffer, 1862
incognitus, Drymaeus incognitus Da Costa, 1907
inconspicuous, Bulimulus inconspicuous Haas, 1949
incrassatus, Naesiotus incrassatus Pfeiffer, 1853 - syn of: Naesiotus nux (Broderip, 1832)
incrassatus sulcatus, Naesiotus incrassatus sulcatus Reibisch, 1892 - syn of: Naesiotus nux (Broderip, 1832)
indefatigabilis, Naesiotus indefatigabilis Dall, 1900
indistinctus, Drymaeus indistinctus Pfeiffer, 1852 - syn of: Mesembrinus monilifer (Reeve, 1848)
inermis, Bulimulus inermis Morelet, 1851 - syn of: Leptinaria inermis (Morelet, 1851)
inflatiportus, Bostryx obliquiportus inflatiportus Weyrauch
inflatus, Bulimus inflatus Broderip, 1836 - syn of: Bostryx tumidulus (Pfeiffer, 1842)
inflatus, Bulimus inflatus Lamarck, 1822 - syn of: Bothriembryon costulatus (Lamarck, 1822)
inflatus, Bulimus inflatus Olivier, 1801 - syn of: Albinaria corrugata inflata (Olivier, 1801)
infundibuliformis, Bostryx infundibuliformis Jay, 1848
infundibulum, Bulimus infundibulum Gassies, 1871 - syn of: Placostylus fibratus guestieri (Gassies, 1869)
infundibulum, Bostryx infundibulum Pilsbry, 1896
infundibulum perforatus, Bostryx infundibulum perforatus (Haas, 1951)
infundibulum umbilicatellus, Bostryx infundibulum umbilicatellus Pilsbry, 1896
infuscata, Naesiotus rugulosus infuscata Ancey
inglorius, Mesembrinus inglorius (Reeve, 1848)
inglorius heynemanni, Mesembrinus inglorius heynemanni Pfeiffer, 1866
inscendens, Plicolumna inscendens (Binney, 1861)
inscendens alta, Plicolumna inscendens alta (Dall, 1893)
inscendens beldingi, Rabdotus inscendens beldingi Cooper, 1892 - syn of: Naesiotus beldingi (Cooper, 1892)
inscendens bryanti, Mesembrinus inscendens bryanti Cooper, 1891 - syn of: Naesiotus rimatus (Pfeiffer, 1847)
inscendens monticola, Leptobrysus inscendens monticola Dall, 1893 - syn of: Naesiotus rimatus (Pfeiffer, 1847)
insignior, Bulimus insignior Euthyme, 1885 - syn of: Placostylus fibratus ouveanus (Dotzauer, 1869)
insignis, Bulimus insignis Petit De La Saussaye, 1850 - syn of: Placostylus fibratus (Martyn, 1784)
insulaecygni, Drymaeus insulaecygni Clapp, 1914
insularis chinchesis, Bulimulus insularis chinchesis Cooper, 1894 - syn of: Rabdotus sufflatus Gould, 1859
intensior, Cochlorina aurisleporis intensior Pilsbry
interpictus, Drymaeus interpictus Von Martens, 1867
interpictus diversipictus, Drymaeus interpictus diversipictus Pilsbry, 1944
interpunctus, Drymaeus interpunctus Von Martens, 1887
interruptofasciatus, Drymaeus interruptofasciatus Vernhout, 1914
interruptus, Drymaeus interruptus Preston, 1909
interstitialis, Mesembrinus ghiesbreghti interstitialis Von Martens
intrapictus, Mesembrinus intrapictus Pilsbry, 1930
inusitatus, Mesembrinus inusitatus Fulton, 1900
inutilis, Bulimulus inutilis Reeve, 1850
invalidus, Naesiotus invalidus Reibisch, 1892
involuta, Cochlorina involuta Von Martens, 1867
iocosensis, Bostryx iocosensis (Dautzenberg, 1901)
iocosensis, Peronaeus iocosensis Dautzenberg, 1901 - syn of: Bostryx iocosensis (Dautzenberg, 1901)
iodostomus, Drymaeus iodostomus Deville & Hupé, 1850
iodostylus, Mesembrinus ghiesbreghti iodostylus Pfeiffer
iodostylus, Bulimus iodostylus Pfeiffer, 1861 - syn of: Mesembrinus ghiesbreghti iodostylus Pfeiffer, 1861
iracema, Kora iracema (Simone, 2015)
irazuensis, Mesembrinus irazuensis Angas, 1878
ireneae, Bostryx ireneae Araya, 2015
irregularis, Bulimulus irregularis (Pfeiffer, 1847)
ischnus, Peronaeus ischnus (Pilsbry, 1902)
isselianus, Bulimus isselianus Bourguignat, 1865 - syn of: Geminula isseliana (Bourguignat, 1865)
istapensis, Bulimulus istapensis Crosse & Fischer, 1873 - syn of: Bulimulus unicolor (Sowerby, 1833)
izozoensis, Bostryx izozoensis Parodíz, 1947
jacksonensis, Bulimus jacksonensis Cox, 1864 - syn of: Tornatellinops jacksonensis (Cox, 1864)
jacksoni, Naesiotus quitensis jacksoni Rehder
jacobi, Naesiotus jacobi (Sowerby, 1833)
jacobi vermiculatus, Naesiotus jacobi vermiculatus Dall, 1893
jamaicensis, Bulimus jamaicensis Reeve, 1849 - syn of: Sigmataxis procerus (Adams, 1845)
jansoni, Drymaeus lilacinus jansoni Von Martens
jervisensis, Naesiotus jervisensis Dall, 1917
johnstoni, Naesiotus dentifer johnstoni Hanna
johnstoni, Rabdotus johnstoni Hanna, 1923 - syn of: Naesiotus dentifer johnstoni (Hanna, 1923)
jonasi, Mesembrinus jonasi (Pfeiffer, 1846)
jonasi stolli, Bulimulus jonasi stolli Von Martens, 1887 - syn of: Mesembrinus ghiesbreghti stolli (Von Martens, 1893)
jonesi, Rabdotus dealbatus jonesi Clench
jorgenseni, Bulimulus jorgenseni Holmberg, 1912
josephus, Drymaeus josephus Angas, 1878
josephus concolor, Drymaeus josephus concolor Von Martens, 1893
josephus errans, Drymaeus josephus errans Pilsbry, 1926
josephus maculosus, Drymaeus josephus maculosus Von Martens, 1893
joubini, Drymaeus joubini Germain, 1907
jousseaumei, Drymaeus jousseaumei Dautzenberg, 1901
juana, Bostryx juana (Cousin, 1887)
juarezi, Bulimulus juarezi Pfeiffer, 1866 - syn of: Rabdotus sufflatus Gould, 1859
jujuyensis, Bulimulus jujuyensis Holmberg, 1909
jullensorum, Naesiotus jullensorum Breure, 1977
junceus, Bulimus junceus Gould, 0 - syn of: Opeas operanum (Pfeiffer, 1846)
juquilensis, Mesembrinus translucens juquilensis Pilsbry
jussieui, Bulimus jussieui Pfeiffer, 1846 - syn of: Kuschelenia culminea (D'Orbigny, 1835)
juvenilis, Bulimulus juvenilis Pfeiffer, 1855
kathiae, Bostryx kathiae Breure, 1978
kefersteini, Bulimus kefersteini Pfeiffer, 1866 - syn of: Mesembrinus attenuatus Pfeiffer, 1853
keppelli, Bulimus keppelli Pfeiffer, 1853 - syn of: Drymaeus vexillum (Wood, 1828)
kieneri, Bulimus kieneri Pfeiffer, 1846 - syn of: Microceramus kieneri (Pfeiffer, 1846)
kingii, Bulimus kingii Gray, 1825 - syn of: Bothriembryon kingii (Gray, 1825)
knorri, Bulimus knorri Pfeiffer, 1846 - syn of: Drymaeus trigonostomus (Jonas, 1844)
knorri guttulatus, Drymaeus knorri guttulatus Schaufuss, 1881 - syn of: Drymaeus trigonostomus (Jonas, 1844)
knorri modesta, Drymaeus knorri modesta Schaufuss, 1881 - syn of: Drymaeus trigonostomus (Jonas, 1844)
knorri percomis, Drymaeus knorri percomis Schaufuss, 1881 - syn of: Drymaeus trigonostomus (Jonas, 1844)
knorri quadrifasciatus, Drymaeus knorri quadrifasciatus Schaufuss, 1881 - syn of: Drymaeus trigonostomus (Jonas, 1844)
knorri sexfasciatus, Drymaeus knorri sexfasciatus Schaufuss, 1881 - syn of: Drymaeus trigonostomus (Jonas, 1844)
knorri tricolor, Drymaeus knorri tricolor Schaufuss, 1881 - syn of: Drymaeus trigonostomus (Jonas, 1844)
kochi, Scutalus kochi (Pfeiffer, 1846)
koppeli, Drymaeus koppeli (Sowerby, 1892)
koroensis, Bulimus koroensis Garrett, 1872 - syn of: Euplacostylus koroensis (Garrett, 1872)
krebsianus, Bulimulus krebsianus Pilsbry, 1897
kublerensis, Naesiotus kublerensis Chambers, 1986
kugleri, Bostryx kugleri Forcart, 1954
lacerta, Bulimus lacerta Pfeiffer, 1855 - syn of: Eudolichotis lacertus (Pfeiffer, 1855)
lachayensis, Scutalus versicolor lachayensis Weyrauch
lactarius, Bulimus lactarius Menke, 1846 - syn of: Rabdotus alternatus (Say, 1830)
lacteus, Drymaeus lacteus (Lea, 1838)
lacteus, Bulimus lacteus Bruguière, 1792 † (FOSSIL)
lactifluus, Peronaeus lactifluus Pfeiffer, 1857
laetus, Mesembrinus laetus (Reeve, 1849)
laevapex, Naesiotus laevapex Christensen & Miller, 1977
laevigatus, Bulimus laevigatus Deshayes, 1824 † (FOSSIL)
lagotis, Cochlorina lagotis (Menke, 1828)
lalannei, Bulimus lalannei Gassies, 1871 - syn of: Placostylus fibratus souvillei Morelet, 1857
lamarckianus, Bulimus lamarckianus Pfeiffer, 1848 - syn of: Eurytus coloratus (Nyst, 1845)
lamas, Otostomus lamas Higgins, 1868 - syn of: Eurytus coloratus (Nyst, 1845)
lamellifer, Naesiotus dentifer lamellifer Pilsbry
lamellifer, Rabdotus lamellifer Pilsbry, 1897 - syn of: Naesiotus dentifer lamellifer Pilsbry, 1897
lamellifera, Bulimus lamellifera Rossmässler, 1858 - syn of: Euchondrus lamellifera (Rossmässler, 1858)
lampodermus, Bulimus lampodermus Morelet, 1879
lapidivagus, Bulimulus lapidivagus Mabille, 1895 - syn of: Naesiotus spirifer Gabb, 1868
laraosensis, Bostryx obliquiportus laraosensis Weyrauch
latecolumellaris, Scutalus latecolumellaris Preston, 1909
latecolumellaris, Naesiotellus latecolumellaris Weyrauch, 1967
latecolumellaris endospira, Scutalus latecolumellaris endospira Pilsbry, 1932
lateralis, Cochlorina lateralis (Menke, 1828)
laterita, Cochlorina laterita (Pilsbry, 1898)
lateritius, Cochlorina navicularis lateritius Pilsbry
laticinctus, Mesembrinus laticinctus (Guppy, 1868)
latilabris, Bulimus latilabris Pfeiffer, 1855 - syn of: Aeropictus succineoides (Petit De La Saussaye, 1840)
latior, Drymaeus papyraceus latior Strebel
latistrigatus, Neopetraeus arboriferus latistrigatus Pilsbry
latitesta, Drymaeus latitesta Haas, 1952
latizonatus, Mesembrinus multilineatus latizonatus Pilsbry
lattrei, Drymaeus lattrei (Pfeiffer, 1846)
lattrei hiabundus, Drymaeus lattrei hiabundus Von Martens, 1893
laurentii, Bostryx laurentii Sowerby, 1833 - syn of: Bostryx modestus (Broderip, 1832)
lautus, Drymaeus lautus Gould, 1856 - syn of: Drymaeus fallax Pfeiffer, 1853
laxostylus, Drymaeus laxostylus Rolle, 1905
leai, Drymaeus leai Pilsbry, 1898
leeuwinensis, Bulimus leeuwinensis Smith, 1894 - syn of: Bothriembryon leeuwinensis (Smith, 1894)
lehmanni, Bulimulus lehmanni Pfeiffer, 1865
lemniscatus, Bostryx lemniscatus (Deshayes, 1838)
lentiformis, Bostryx lentiformis Breure, 1978
lentiginosus, Drymaeus lentiginosus Philippi, 1869
leporis, Cochlorina leporis (Lamarck, 1822)
lesueureanus, Bostryx lesueureanus (Morelet, 1860)
lesueureanus, Bulimus lesueureanus Morelet, 1860 - syn of: Bostryx lesueureanus (Morelet, 1860)
lesueurianus, Bostryx lesueurianus Morelet, 1860 - syn of: Bostryx lesueureanus (Morelet, 1860)
leucomelas, Drymaeus leucomelas Albers, 1854
leucostictus, Peronaeus leucostictus Philippi, 1856
leucozonatus, Drymaeus vimineus leucozonatus Beck
levis, Rabdotus levis Dall, 1893
lherminieri, Bulimulus lherminieri Fischer, 1857
libertadensis, Drymaeus hepaticus libertadensis Pilsbry
lichenorum, Peronaeus lichenorum (D'Orbigny, 1835)
lichenum, Bostryx lichenum (Beck, 1837)
lichnorum, Bostryx lichnorum D'Orbigny, 1835 - syn of: Peronaeus lichenorum (D'Orbigny, 1835)
liebmanni, Bulimus liebmanni Pfeiffer, 1846 - syn of: Drymaeus serperastrus (Say, 1829)
lilacinus, Drymaeus lilacinus (Reeve, 1849)
lilacinus crossei, Drymaeus lilacinus crossei Von Martens, 1885
lilacinus ictericus, Drymaeus lilacinus ictericus Von Martens, 1893
lilacinus jansoni, Drymaeus lilacinus jansoni Von Martens, 1893
lilacinus undulosus, Drymaeus lilacinus undulosus Von Martens, 1893
lilacinus unicolor, Drymaeus lilacinus unicolor Von Martens, 1893
liliaceus, Drymaeus liliaceus (Férussac, 1821)
liliaceus flavescens, Drymaeus liliaceus flavescens (Férussac, 1821)
lima, Naesiotus lima Reibisch, 1892
limensis, Bostryx limensis Reeve, 1849 - syn of: Bostryx modestus (Broderip, 1832)
limicolarioides, Drymaeus limicolarioides Haas, 1936
limnoides, Bulimulus limnoides Férussac, 1832
limonoicus, Bostryx limonoicus (D'Orbigny, 1835)
limpidus, Drymaeus limpidus Drouët, 1859
lineolatus, Mesembrinus lineolatus (Conrad, 1855)
linostoma, Drymaeus linostoma (D'Orbigny, 1835)
linostoma suprapunctatus, Drymaeus linostoma suprapunctatus Baker, 1914
linter, Cochlorina navicularis linter Jonas
linteus, Bulimus linteus Conrad, 1871 † (FOSSIL)
liquabilis, Rabdotus dealbatus liquabilis Reeve
liquabilis, Bulimus liquabilis Reeve, 1848 - syn of: Rabdotus dealbatus liquabilis (Reeve, 1848)
lirinus, Mesembrinus lirinus Morelet, 1851
listeri, Auris listeri Wood, 1828
literatus, Drymaeus literatus (Spix, 1827)
lithoicus, Scutalus lithoicus D'Orbigny, 1835 - syn of: Kuschelenia culminea (D'Orbigny, 1835)
lituratus, Drymaeus fluctuatus lituratus Beck
livescens, Mesembrinus livescens (Pfeiffer, 1842)
lividus, Bulimus lividus Reeve, 1850 - syn of: Mesembrinus granadensis (Pfeiffer, 1848)
lizarasoae, Pseudoperonaeus lizarasoae Weyrauch, 1967
llaucanensis, Bostryx llaucanensis Weyrauch
lobbii, Neopetraeus lobbii (Reeve, 1849)
lobbii ptychostylus, Neopetraeus lobbii ptychostylus (Pfeiffer, 1858)
lolae, Bulimulus lolae Scott, 1967
lonchostoma, Oxychona lonchostoma (Menke, 1828)
longaevus, Bulimulus longaevus Ancey, 1881 † - syn of: Tocobaga floridanus (Conrad, 1846) † (FOSSIL)
longinquus, Bostryx longinquus Morelet, 1863
longispira, Bostryx longispira Weyrauch, 1960
longitudinalis, Scutalus longitudinalis Haas, 1955
longostoma, Oxychona longostoma Menke, 1828 - syn of: Oxychona lonchostoma (Menke, 1828)
longulus, Bulimus longulus Pfeiffer, 1859 - syn of: Bahiensis longula (Pfeiffer, 1859)
lopesi, Naesiotus lopesi Rezende, Lanzieri & Inada, 1972
lopezi, Naesiotus lopezi Rezende, Lanzieri & Inada, 1972 - syn of: Naesiotus lopesi Rezende, Lanzieri & Inada, 1972
lophoicus, Drymaeus lophoicus (D'Orbigny, 1835)
louisae, Bostryx louisae Breure, 1978
loveni, Bulimus loveni Pfeiffer, 1848 - syn of: Plekocheilus loveni (Pfeiffer, 1848)
loxanus, Mesembrinus loxanus (Higgins, 1872)
loxensis, Mesembrinus loxensis (Pfeiffer, 1846)
lubricus, Bulimus lubricus Müller, 1774 - syn of: Cochlicopa lubrica (Müller, 1774)
lubricus lubricella, Bulimus lubricus lubricella Ziegler, 1838 - syn of: Cochlicopa lubricella (Porro, 1838)
lucidus, Drymaeus lucidus Reeve, 1848 - syn of: Mesembrinus stramineus (Guilding, 1828)
lugubris, Bulimus lugubris Dunker, 1882 - syn of: Eurytus lugubris (Dunker, 1882)
luridus, Bostryx luridus (Pfeiffer, 1863)
lusorius, Drymaeus lusorius Pfeiffer, 1855
lychnorum, Bostryx lychnorum (Sowerby, 1838)
lycodes, Naesiotus lycodes Dall, 1917 - syn of: Naesiotus lycodus Dall, 1917
lycodus, Naesiotus lycodus Dall, 1917
lynchi, Drymaeus lynchi Parodíz, 1946
lyonetiana, Cochlorina lyonetiana Küster, 1840
mabillei, Bulimus mabillei Crosse, 1867 - syn of: Plekocheilus mabillei (Crosse, 1867)
macedoi, Scutalus macedoi Weyrauch, 1967
macgillivrayi, Bulimus macgillivrayi Pfeiffer, 1855 - syn of: Placocharis macgillivrayi (Pfeiffer, 1855)
maculata, Oxychona maculata Salvador & Cavallari, 2013
maculatus, Mesembrinus maculatus Lea, 1838 - syn of: Mesembrinus semimaculatus Pilsbry, 1898
maculosus, Drymaeus josephus maculosus Von Martens
maderensis, Bulimus maderensis Lowe, 1852 - syn of: Cochlicopa lubrica (Müller, 1774)
madrynensis, Peronaeus ameghinoi madrynensis D'Orbigny
magus, Drymaeus magus (Wagner, 1827)
major, Kuschelenia tupacii major Doering
major, Drymaeus poecilus major D'Orbigny
major, Vermiculatus bicolor major Pfeiffer
malleatus, Drymaeus malleatus Da Costa, 1898
manoeli, Drymaeus manoeli (Moricand, 1833)
manupictus, Mesembrinus manupictus (Reeve, 1848)
maranhonensis, Bulimus maranhonensis Albers, 1854 - syn of: Sultana maranhonensis (Albers, 1854)
maranonensis, Naesiotus subcostatus maranonensis Breure
marasensis, Vermiculatus cuzcoensis marasensis Weyrauch
marcapatensis, Drymaeus marcapatensis Breure, 1979
marcidus, Bulimulus marcidus Pfeiffer, 1853
mariae, Rabdotus alternatus mariae Albers
mariaenus, Drymaeus strigatus mariaenus Pilsbry
marielinus, Drymaeus marielinus Poey, 1851
mariopenai, Scutalus mariopenai Breure & Mogollón Avilla, 2010
marmarinus, Drymaeus marmarinus (D'Orbigny, 1835)
marmatensis, Bulimulus marmatensis Pfeiffer, 1855
marmoratus, Bulimus marmoratus Dunker, 1844 - syn of: Dryptus marmoratus (Dunker, 1844)
martensi, Bulimus martensi Pfeiffer, 1856 - syn of: Lamellaxis martensi (Pfeiffer, 1856)
martensianus, Mesembrinus recluzianus martensianus Pilsbry
martinezi, Bostryx martinezi Hylton-Scott, 1965
martinicensis, Bulimus martinicensis Pfeiffer, 1846 - syn of: Protoglyptus martinicensis (Pfeiffer, 1846)
mastersi, Bulimus mastersi Cox, 1867 - syn of: Bothriembryon mastersi (Cox, 1867)
maugeri, Bulimus maugeri Wood, 1828 - syn of: Anoma nigrescens (Adams, 1851)
mauritianus, Bulimus mauritianus Pfeiffer, 0 - syn of: Allopeas mauritianum (Pfeiffer, 1852)
maximiliana, Auris maximiliana Moricand, 1836
mayaorum, Mesembrinus mayaorum Rehder, 1966
mazei, Bulimulus mazei Crosse, 1874 - syn of: Protoglyptus mazei (Crosse, 1874)
medinanus, Drymaeus cantatus medinanus Pilsbry
meesi, Drymaeus glaucostomus meesi Breure
megas, Drymaeus flexuosus megas Pilsbry
megastomus, Drymaeus megastomus Parodíz, 1962
megomphalus, Bostryx megomphalus Pilsbry, 1944
mejillonensis, Lissoacme mejillonensis (Pfeiffer, 1877)
melanocheilus, Bulimus melanocheilus Nyst, 1845 - syn of: Thaumastus melanocheilus (Nyst, 1845)
melanoscolops, Drymaeus melanoscolops Dohrn, 1882
melanostoma, Auris melanostoma (Moricand, 1836)
melanostoma brachyplax, Auris melanostoma brachyplax Pilsbry, 1896
melanostoma scalaris, Auris melanostoma scalaris Dhorn, 1883
melastoma, Auris melastoma (Swainson, 1820)
melastoma branchyplax, Auris melastoma branchyplax Pilsbry, 1896
meleagris, Bulimus meleagris Pfeiffer, 1853 - syn of: Stenostylus meleagris (Pfeiffer, 1853)
membielinus, Drymaeus membielinus Crosse, 1867
membranaceus, Drymaeus membranaceus (Reeve, 1849)
mendozanus, Bulimulus mendozanus Ströbel, 1874
mendozanus bonairensis, Bulimulus mendozanus bonairensis Holmberg, 1909
menkei, Mesembrinus multilineatus menkei Gruner
menkei, Drymaeus menkei Gruner, 1841 - syn of: Mesembrinus multilineatus menkei (Gruner, 1841)
meridanus, Mesembrinus meridanus (Pfeiffer, 1846)
meridionalis, Bulimus meridionalis Reeve, 1848 - syn of: Peronaeus voithianus (Pfeiffer, 1847)
mesopotamicus, Bulimus mesopotamicus Von Martens, 0 - syn of: Zebrina kindermanni Pfeiffer, 1850
metagyra, Bostryx metagyra Pilsbry & Olsson, 1949
metamorphus, Lissoacme metamorphus (Pilsbry, 1896)
mexicanus, Drymaeus mexicanus (Lamarck, 1822)
mexicanus gracilior, Drymaeus mexicanus gracilior (Pfeiffer, 1848)
mexicanus primularis, Drymaeus mexicanus primularis (Reeve, 1849)
miliaris, Drymaeus miliaris Philippi, 1867
millegranus, Neopetraeus millegranus Von Martens, 1885
milleri, Naesiotus milleri (Hoffman, 1987)
miltocheilus, Bulimus miltocheilus Reeve, 1848 - syn of: Aspastus miltocheilus (Reeve, 1848)
miltochrous, Drymaeus miltochrous Albers, 1854
minarum, Oxychona bifasciata minarum Ancey
minimus, Bulimus minimus Adams, 1849 - syn of: Micromena problematica (Pilsbry, 1907)
minor, Kuschelenia tupacii minor Doering
minor, Drymaeus poecilus minor D'Orbigny
minor, Bulimulus corneus minor Von Martens
minor, Bostryx haasi minor Weyrauch
minorina, Berendtia minorina Mabille, 1895 - syn of: Spartocentrum irregularis (Gabb, 1868)
minutissimus, Naesiotus minutissimus Parodíz, 1962
minutus, Scutalus minutus Breure, 1978
misellus, Mesembrinus translucens misellus Pilsbry
mitchelli, Drymaeus beyerleanus mitchelli Dall
modestus, Bostryx modestus (Broderip, 1832)
modestus angelmaldonadoi, Bostryx modestus angelmaldonadoi Weyrauch, 1960
moei, Bulimulus moei Parodíz, 1962
mollicellus, Bulimulus mollicellus Reeve, 1849
monachus, Bulimulus monachus (Pfeiffer, 1857)
moniezi, Bostryx moniezi Dautzenberg, 1896
moniezi albescens, Bostryx moniezi albescens Dautzenberg, 1896
monilifer, Mesembrinus monilifer (Reeve, 1848)
monotaenius, Naesiotus nux monotaenius Dall & Ochsner
montagnei, Drymaeus montagnei (D'Orbigny, 1836)
montagnei, Bulimus montagnei Reeve, 1848 - syn of: Naesiotus pazianus pseudonyma Pilsbry, 1898
montanus, Bulimus montanus Draparnaud, 1801 - syn of: Ena montana (Draparnaud, 1801)
montanus, Mesembrinus roseatus montanus Pilsbry
montevidensis, Bulimulus montevidensis Pfeiffer, 1846 - syn of: Bulimulus bonariensis (D'Orbigny, 1835)
montezuma, Naesiotus montezuma Dall, 1893
monticola, Rabdotus monticola Dall, 1893
monticola, Bostryx monticola Doering, 1879
monticola, Bulimus monticola Philippi, 1869 - syn of: Bostryx dentritoides Pilsbry, 1896
montivagus, Naesiotus montivagus (D'Orbigny, 1835)
montivagus chacoensis, Naesiotus montivagus chacoensis Ancey, 1897
mooreanus, Rabdotus dealbatus mooreanus Pfeiffer
morbidus, Drymaeus vexillum morbidus Philippi
mordani, Bostryx mordani Breure, 1978
morenoi, Drymaeus morenoi Preston, 1907
moricandi, Mesembrinus moricandi (Pfeiffer, 1847)
moricandi hyalinoalbida, Mesembrinus moricandi hyalinoalbida Crosse & Fischer, 1875
moritinctus, Mesembrinus moritinctus (Von Martens, 1893)
mossi, Mesembrinus mossi (Smith, 1896)
motaguae, Mesembrinus sargi motaguae Von Martens
moussoni, Mesembrinus moussoni (Pfeiffer, 1853)
muelleggeri, Drymaeus muelleggeri Jaeckel, 1927
muliebris, Mesembrinus muliebris (Reeve, 1849)
multiconspectus, Bostryx multiconspectus Breure, 2008
multifasciatus, Drymaeus multifasciatus (Lamarck, 1822)
multifasciatus albicans, Drymaeus multifasciatus albicans Mazé, 1874
multifasciatus christopheri, Drymaeus multifasciatus christopheri Pilsbry, 1899
multifasciatus imperfectus, Drymaeus multifasciatus imperfectus Guppy, 1866 - syn of: Drymaeus imperfectus (Guppy, 1866)
multiguttatus, Drymaeus multiguttatus Weyrauch, 1964
multilineatus, Mesembrinus multilineatus (Say, 1825)
multilineatus, Bostryx multilineatus Breure, 1978
multilineatus eboreus, Mesembrinus multilineatus eboreus Grimshawe, 1951
multilineatus havanensis, Mesembrinus multilineatus havanensis Jaume & Borro, 1941
multilineatus latizonatus, Mesembrinus multilineatus latizonatus Pilsbry, 1936
multilineatus menkei, Mesembrinus multilineatus menkei (Gruner, 1841)
multispira, Drymaeus multispira Da Costa, 1904 - syn of: Bostryx torallyi (D'Orbigny, 1835)
multivolvis, Bostryx multivolvis Pilsbry, 1944
munsterii, Naesiotus munsterii (D'Orbigny, 1837)
murrinus, Drymaeus murrinus (Reeve, 1848)
musivus, Drymaeus musivus Pfeiffer, 1855 - syn of: Drymaeus strigatus (Sowerby, 1833)
mutabilis, Scutalus mutabilis (Broderip, 1832)
mutabilis albo, Scutalus mutabilis albo (Broderip, 1832)
myotis, Cochlorina myotis Beck, 1837
myristicus, Neopetraeus decussatus myristicus Reeve
naesioticus, Naesiotus naesioticus Dall, 1896
naggsi, Scutalus costifer naggsi Breure
nana, Scutalus proteus nana Broderip
nanus, Bulimus nanus Lamarck, 1804 † (FOSSIL)
nanus, Bulimus nanus Reeve, 1849 - syn of: Peronaeus pumilio Rehder, 1945
napo, Otostomus napo Angas, 1878 - syn of: Drymaeus quadrifasciatus (Angas, 1878)
narcissus, Drymaeus narcissus Albers, 1854
nasutus, Bulimus nasutus Von Martens, 1885
navarrensis, Bulimus navarrensis Angas, 1875 - syn of: Drymaeus costaricensis Pfeiffer, 1862
navicula, Cochlorina navicula Wagner, 1827 - syn of: Cochlorina navicularis (Wagner, 1827)
navicularis, Cochlorina navicularis (Wagner, 1827)
navicularis lateritius, Cochlorina navicularis lateritius Pilsbry
navicularis linter, Cochlorina navicularis linter Jonas, 1844
nebulosus, Drymaeus chiapensis nebulosus Von Martens
necaxanus, Mesembrinus necaxanus Solem, 1955
necouensis, Bulimus necouensis Gassies, 1871 - syn of: Placostylus fibratus alexander (Crosse, 1855)
neglectus, Bulimus neglectus Pfeiffer, 1847 - syn of: Bahiensis neglectus (Pfeiffer, 1847)
nemorensis, Scutalus nemorensis Philippi, 1867
neomexicanus, Rabdotus dealbatus neomexicanus Pilsbry
nesioticus, Naesiotus nesioticus Dall, 1896 - syn of: Naesiotus naesioticus Dall, 1896
niceforonis, Drymaeus niceforonis Pilsbry, 1939
nichollsi, Bulimulus nichollsi Angas, 1885
nigra, Kora nigra Simone, 2015
nigrilabris, Auris bilabiata nigrilabris Pilsbry
nigroapicatus, Drymaeus nigroapicatus Pfeiffer, 1857
nigrofasciatus, Drymaeus nigrofasciatus (Pfeiffer, 1846)
nigrofasciatus elongatulus, Drymaeus nigrofasciatus elongatulus Pilsbry, 1898
nigrogularis, Drymaeus nigrogularis Dohrn, 1882
nigrogularis ribeiroi, Drymaeus nigrogularis ribeiroi Ihering, 1915
nigrolimbatus, Bulimus nigrolimbatus Pfeiffer, 1853 - syn of: Stenostylus nigrolimbatus (Pfeiffer, 1853)
nigrolimbatus, Drymaeus nigrolimbatus Pilsbry, 1898 - syn of: Stenostylus nigrolimbatus (Pfeiffer, 1853)
nigromontanus, Bulimulus nigromontanus Dall, 1897
nigropileatus, Bostryx nigropileatus Reeve, 1849
nigroumbilicatus, Bostryx torallyi nigroumbilicatus Parodíz
nigroumbilicatus, Drymaeus nigroumbilicatus Preston, 1907
nitelinus, Bulimus nitelinus Reeve, 1849 - syn of: Drymaeus serperastrus (Say, 1829)
nitidissimus, Bulimus nitidissimus Krynicki, 1833 - syn of: Cochlicopa lubrica (Müller, 1774)
nitidulus, Drymaeus nitidulus (Beck, 1837)
nitidulus, Bulimus nitidulus Pfeiffer, 1839 - syn of: Pupoides albilabris (Adams, 1841)
nitidus, Drymaeus nitidus Broderip, 1832 - syn of: Drymaeus cactivorus (Broderip, 1832)
nitidus, Bulimus nitidus Lamarck, 1804 † (FOSSIL)
nivalis, Scutalus nivalis (D'Orbigny, 1835)
nobilis, Scutalus nobilis Pilsbry & Olsson, 1949
nogellii, Bulimus nogellii Roth, 1850 - syn of: Ena nogelli Roth, 1850
nonogastanus, Bostryx stelzneri nonogastanus Parodíz
notabilis, Drymaeus notabilis (Da Costa, 1906)
notatus, Drymaeus notatus Da Costa, 1906
novoleonis, Rabdotus novoleonis Pilsbry, 1953
nubeculatus, Bulimulus nubeculatus Pfeiffer, 1853 - syn of: Bulimulus corneus Sowerby, 1833
nubilus, Drymaeus nubilus Preston, 1903 - syn of: Mesembrinus recluzianus (Pfeiffer, 1847)
nuciformis, Naesiotus nuciformis Petit De La Saussaye, 1853
nucinus, Vermiculatus nucinus (Reeve, 1850)
nucula, Naesiotus nucula (Pfeiffer, 1854)
nuculana, Naesiotus nuculana Pfeiffer, 1854 - syn of: Naesiotus nucula (Pfeiffer, 1854)
nudus, Naesiotus nudus Reibisch, 1892
nux, Naesiotus nux (Broderip, 1832)
nux basiplicatus, Naesiotus nux basiplicatus Dall & Ochsner, 1928
nux monotaenius, Naesiotus nux monotaenius Dall & Ochsner, 1928
nux perchloris, Naesiotus nux perchloris Dall & Ochsner, 1928
nystianus, Drymaeus nystianus (Pfeiffer, 1853)
nystianus nigricans, Drymaeus nystianus nigricans Cousin, 1887 - syn of: Drymaeus nystianus (Pfeiffer, 1853)
obeliscus, Bostryx obeliscus Zilch, 1954
obesus, Neopetraeus arboriferus obesus Weyrauch
obesus, Diaphanomormus coelestini obesus Weyrauch
obliquiportus, Bostryx obliquiportus Weyrauch, 1960
obliquiportus angispira, Bostryx obliquiportus angispira Weyrauch, 1960
obliquiportus inflatiportus, Bostryx obliquiportus inflatiportus Weyrauch, 1960
obliquiportus laraosensis, Bostryx obliquiportus laraosensis Weyrauch, 1960
obliquistriatus, Bostryx obliquistriatus (Da Costa, 1901)
oblitus, Bulimus oblitus Reeve, 1848 - syn of: Bahiensis neglectus (Pfeiffer, 1847)
oblongus, Bulimus oblongus Morelet, 1863 - syn of: Megalobulimus capillaceus (Pfeiffer, 1855)
occidentalis, Drymaeus occidentalis Miller, 1879
occultus, Bulimus occultus Reeve, 1849 - syn of: Bahiensis occultus (Reeve, 1849)
ochraceus, Vermiculatus ochraceus (Morelet, 1863)
ochraspiris, Bulimulus ochraspiris Branson & McCoy, 1965 - syn of: Bulimulus unicolor (Sowerby, 1833)
ochrocheilus, Drymaeus ochrocheilus Smith, 1877
ochrostoma, Bulimus ochrostoma Garrett, 1872 - syn of: Callistocharis ochrostoma (Garrett, 1872)
ochsneri, Naesiotus ochsneri Dall, 1917
octonoides, Bulimus octonoides Adams, 1845 - syn of: Leptopeas micra (D'Orbigny, 1835)
octonoides, Bulimus octonoides D'Orbigny, 1841 - syn of: Allopeas gracilis (Hutton, 1834)
odontostoma, Bulimus odontostoma Sowerby, 1824 - syn of: Odontostomus gargantua (Férussac, 1821)
oldhamianus, Bulimus oldhamianus Hislop, 1859 † (FOSSIL)
olla, Naesiotus olla Dall, 1893
olmosensis, Bostryx olmosensis Breure, 1978
omissus, Vermiculatus omissus (Weyrauch, 1967)
onca, Bulimus onca D'Orbigny, 1837 - syn of: Eurytus pentadinus (D'Orbigny, 1835)
operanus, Bulimus operanus Pfeiffer, 1846 - syn of: Opeas operanum (Pfeiffer, 1846)
orbignyi, Naesiotus orbignyi (Pfeiffer, 1846)
orcesi, Drymaeus expansus orcesi Weyrauch
oreades, Mesembrinus oreades (D'Orbigny, 1835)
orientalis, Neopetraeus catamarcanus orientalis Breure
orinus, Naesiotus quitensis orinus Rehder
orobaena, Drymaeus orobaena (D'Orbigny, 1835)
orophilus, Bostryx orophilus Morelet, 1863
orthodoxus, Bulimulus orthodoxus Drouët, 1859
orthostoma, Drymaeus orthostoma Smith, 1877
ortispuenti, Scutalus ortispuenti Weyrauch, 1967 - syn of: Scutalus ortizpuentei Weyrauch, 1967
ortizi, Bostryx ortizi Weyrauch, 1967
ortizpuentei, Scutalus ortizpuentei Weyrauch, 1967
otostomus, Bulimus otostomus Pfeiffer, 1855 - syn of: Eurytus otostomus (Pfeiffer, 1855)
ouallensis, Bulimulus ouallensis Breure & Hovestadt, 2016
ouensis, Bulimus ouensis Gassies, 1870 - syn of: Placostylus fibratus (Martyn, 1784)
ouensis, Bulimus ouensis Gassies, 1870 - syn of: Placostylus fibratus (Martyn, 1784)
ouveanus, Bulimus ouveanus Dotzauer, 1869 - syn of: Placostylus fibratus ouveanus (Dotzauer, 1869)
ouveanus alba, Bulimus ouveanus alba Crosse, 1874 - syn of: Placostylus fibratus ouveanus (Dotzauer, 1869)
ouveanus albida, Bulimus ouveanus albida Crosse, 1884 - syn of: Placostylus fibratus ouveanus (Dotzauer, 1869)
ouveanus lifouana, Bulimus ouveanus lifouana Pfeiffer, 1877 - syn of: Placostylus fibratus ouveanus (Dotzauer, 1869)
ouveanus mareana, Bulimus ouveanus mareana Pfeiffer, 1877 - syn of: Placostylus fibratus ouveanus (Dotzauer, 1869)
ouveanus scalaris, Bulimus ouveanus scalaris Crosse, 1884 - syn of: Placostylus fibratus ouveanus (Dotzauer, 1869)
ouveanus sinistrorsa, Bulimus ouveanus sinistrorsa Crosse, 1884 - syn of: Placostylus fibratus ouveanus (Dotzauer, 1869)
oxylabris, Naesiotus oxylabris (Doering, 1879)
ozarkensis, Rabdotus dealbatus ozarkensis Pilsbry & Ferriss
pachecensis, Mesembrinus translucens pachecensis Pilsbry
pachys, Naesiotus pachys (Pilsbry, 1897)
paeteli, Drymaeus paeteli Albers, 1854
paivanus, Bulimus paivanus Pfeiffer, 1866 - syn of: Drymaeus serperastrus (Say, 1829)
palassus, Drymaeus palassus Breure & Eskens, 1981
pallens, Bulimus pallens Reeve, 1849
pallescens, Naesiotus ustulatus pallescens Dall & Ochsner
pallidior, Naesiotus pallidior (Sowerby, 1833)
pallidior, Drymaeus pallidior Dall, 1893
pallidior striatulus, Bulimulus pallidior striatulus Dall, 1893 - syn of: Naesiotus pallidior (Sowerby, 1833)
pallidus, Naesiotus pallidus Reibisch, 1892
palpaloensis, Bulimulus palpaloensis Strebel, 1882 - syn of: Mesembrinus emeus (Say, 1829)
pampa, Bulimulus sporadicus pampa Ihering
pamplonensis, Drymaeus pamplonensis Pilsbry, 1939
panamensis, Mesembrinus translucens panamensis Broderip
panamensis, Drymaeus panamensis Broderip, 1832 - syn of: Mesembrinus translucens panamensis (Broderip, 1832)
papillatus, Bostryx rhodolarynx papillatus Morelet
papillatus, Bostryx papillatus Morelet, 1860 - syn of: Bostryx rhodolarynx papillatus (Morelet, 1860)
paposensis, Bostryx paposensis (Pfeiffer, 1856)
papyraceus, Drymaeus papyraceus (Mawe, 1823)
papyraceus latior, Drymaeus papyraceus latior Strebel, 1882
papyraceus papyrifactus, Drymaeus papyraceus papyrifactus Pilsbry, 1898
papyrascens, Drymaeus papyrascens Pilsbry, 1892
papyrifactus, Drymaeus papyraceus papyrifactus Pilsbry
parallelus, Bulimus parallelus Pfeiffer, 1857 - syn of: Bahiensis occultus (Reeve, 1849)
parvicignyi, Drymaeus parvicignyi Pilsbry, 1930 - syn of: Drymaeus parvicygni Pilsbry, 1930
parvicygni, Drymaeus parvicygni Pilsbry, 1930
parvus, Drymaeus parvus (Lea, 1838)
pasonis, Rabdotus dealbatus pasonis Pilsbry
patagonicus, Bulimus patagonicus D'Orbigny, 1835 - syn of: Plagiodontes patagonica (D'Orbigny, 1835)
patasensis, Neopetraeus patasensis (Pfeiffer, 1859)
patens, Bulimus patens Gassies, 1871 - syn of: Placostylus fibratus souvillei Morelet, 1857
patriarcha, Bulimus patriarcha Binney, 1858 - syn of: Rabdotus schiedeanus (Pfeiffer, 1841)
patricius, Bulimus patricius Reeve, 1849 - syn of: Drymaeus lilacinus (Reeve, 1849)
paucicostatus, Bostryx spiculatus paucicostatus Breure
paucipunctus, Drymaeus acervatus paucipunctus Pilsbry
paucistrigatus, Neopetraeus arboriferus paucistrigatus Weyrauch
pauli, Bostryx pauli Breure, 1978
pazianus, Naesiotus pazianus (D'Orbigny, 1835)
pazianus pseudonyma, Naesiotus pazianus pseudonyma Pilsbry, 1898
peakei, Scutalus peakei Breure, 1978 - syn of: Vermiculatus peaki (Breure, 1978)
peaki, Vermiculatus peaki (Breure, 1978)
pealianus, Drymaeus pealianus (Lea, 1838)
pecosensis, Rabdotus schiedeanus pecosensis Pilsbry & Ferriss
pectinatus, Bostryx spiculatus pectinatus Dall
peelii, Drymaeus peelii Reeve, 1859
peliostomus, Bostryx peliostomus Philippi, 1867
pentadinus, Bulimus pentadinus D'Orbigny, 1835 - syn of: Eurytus pentadinus (D'Orbigny, 1835)
pentlandi, Scutalus pentlandi (Reeve, 1849)
percandidus, Drymaeus poecilus percandidus Dall
perchloris, Naesiotus nux perchloris Dall & Ochsner
perdix, Bulimus perdix Pfeiffer, 1848 - syn of: Eurytus perdix (Pfeiffer, 1848)
perductorum, Mesembrinus perductorum Rehder, 1943
pereirai, Drymaeus pereirai Parodíz, 1958
perenensis, Drymaeus expansus perenensis Da Costa
perforatus, Bostryx infundibulum perforatus Haas
pergracilis, Drymaeus pergracilis Rolle, 1905
perhirsutus, Plicolumna perhirsutus Miller, Christensen & Roth, 1990
peristomatus, Bostryx stelzneri peristomatus Doering
peristomatus paraconispirus, Bostryx stelzneri peristomatus paraconispirus Parodíz
perlucidus, Drymaeus perlucidus (Spix, 1827)
perrus, Naesiotus perrus Dall, 1917
perspectivus, Naesiotus perspectivus (Pfeiffer, 1846)
pertristis, Mesembrinus pertristis (Pilsbry, 1898)
peruvianus, Bulimulus peruvianus (Bruguière, 1792)
peruvianus, Bostryx peruvianus Pilsbry, 1944
pervariabilis, Mesembrinus pervariabilis (Pfeiffer, 1853)
perversus, Mesembrinus semimaculatus perversus Pilsbry
perviabilis, Mesembrinus perviabilis Pfeiffer, 1853 - syn of: Mesembrinus pervariabilis (Pfeiffer, 1853)
pervius, Bulimulus pervius (Pfeiffer, 1853)
pessulatus, Bulimus pessulatus Reeve, 1848 - syn of: Bulimulus apodemetes (D'Orbigny, 1835)
petasites, Drymaeus petasites Miller, 1878
petenensis, Bulimus petenensis Morelet, 1851 - syn of: Bulimulus unicolor (Sowerby, 1833)
petiti, Vermiculatus petiti (Pfeiffer, 1846)
phaeocheilus, Scutalus phaeocheilus Haas, 1955
phaeocheilus altoensis, Scutalus phaeocheilus altoensis Breure & Mogollón Avilla, 2010
philippi, Peronaeus philippi Rehder, 1945
philippii, Bulimus philippii Pfeiffer, 1842 - syn of: Bostryx modestus (Broderip, 1832)
phlegonis, Naesiotus phlegonis Dall & Ochsner, 1928 - syn of: Naesiotus ustulatus (Sowerby, 1833)
phorcus, Bulimus phorcus Bourguignat, 1855 - syn of: Thoanteus gibber (Krynicki, 1833)
phryne, Bulimus phryne Pfeiffer, 1863 - syn of: Drymaeus murrinus (Reeve, 1848)
physoides, Bulimus physoides Reeve, 1849 - syn of: Bothriembryon melo (Quoy & Gaimard, 1832)
pichardi, Bulimus pichardi Arango, 1862 - syn of: Melaniella pichardi (Arango, 1862)
pichitacalugaensis, Ornatimormus henrypilsbryi pichitacalugaensis Weyrauch
picturata, Drymaeus picturata (Férussac, 1821)
pictus, Bostryx pictus (Pfeiffer, 1855)
piescheli, Drymaeus piescheli Von Martens, 1864 - syn of: Drymaeus fenestratus (Pfeiffer, 1846)
pileatus, Naesiotus eschariferus pileatus Dall
pilosus, Vermiculatus pilosus (Weyrauch, 1967)
pilsbryi, Rabdotus pilsbryi (Ferriss, 1925)
pilsbryi, Naesiotus pilsbryi Weyrauch, 1956
pilsbryi, Drymaeus pilsbryi Weyrauch, 1956 - syn of: Ornatimormus henrypilsbryi Weyrauch, 1958
pilsbryi, Drymaeus pilsbryi Zetek, 1934
pilula, Rabdotus pilula Binney, 1861
pinchoti, Mesembrinus rufescens pinchoti Pilsbry
pinicola, Bulimus pinicola Gassies, 1870 - syn of: Placostylus fibratus guestieri (Gassies, 1869)
pinzonensis, Naesiotus pinzonensis Vagvolgyi, 1977
pinzonopsis, Naesiotus pinzonopsis Vagvolgyi, 1977
piperitus, Bulimus piperitus Sowerby, 1837 - syn of: Eurytus piperitus (Sowerby, 1837)
pittieri, Mesembrinus attenuatus pittieri Von Martens
piuranus, Bostryx piuranus Albers, 1854
placitus, Bostryx placitus Breure, 1978
planibasis, Drymaeus planibasis Pilsbry, 1932
planissimus, Discobostryx planissimus Pilsbry & Olsson, 1949
planospira, Naesiotus rugulosus planospira Ancey
platycheilus, Bostryx platycheilus Haas, 1955
platystomus, Neopetraeus platystomus (Pfeiffer, 1858)
plectostylus, Bulimus plectostylus Pfeiffer, 1848 - syn of: Eurytus plectostylus (Pfeiffer, 1848)
plicatoliratus, Drymaeus plicatoliratus Da Costa, 1898 - syn of: Drymaeus convexus (Pfeiffer, 1855)
plicatulus, Bulimulus plicatulus Pfeiffer & Clessin, 1881 - syn of: Bulimulus pliculatus (Pfeiffer, 1857)
pliculatus, Bulimulus pliculatus (Pfeiffer, 1857)
pliculosus, Bulimulus pliculosus Ancey, 1901
ploegerorum, Bostryx ploegerorum Breure, 1978
pluto, Scutalus pluto Crosse, 1869
pluvialis, Mesembrinus pluvialis (Pfeiffer, 1862)
pluviatilis, Drymaeus pluviatilis Pfeiffer, 1862
pochutlensis, Mesembrinus tryoni pochutlensis Fischer & Crosse
poecillus, Drymaeus poecillus D'Orbigny, 1835 - syn of: Drymaeus poecilus (D'Orbigny, 1835)
poecilus, Drymaeus poecilus (D'Orbigny, 1835)
poecilus ictericus, Drymaeus poecilus ictericus (Ancey, 1892)
poecilus major, Drymaeus poecilus major (D'Orbigny, 1836)
poecilus minor, Drymaeus poecilus minor (D'Orbigny, 1836)
poecilus percandidus, Drymaeus poecilus percandidus Dall, 1912
poecilus sanctanensis, Drymaeus poecilus sanctanensis Dall, 1912
poecilus tricinctus, Drymaeus poecilus tricinctus Parodíz, 1962
pollonerae, Naesiotus pollonerae Ancey, 1897
polymorphus, Bulimus polymorphus D'Orbigny, 1837 - syn of: Vermiculatus bicolor (Sowerby, 1835)
ponsonbyi, Drymaeus ponsonbyi Da Costa, 1907
porrectus, Mesembrinus castus porrectus Von Martens
pouysseguri, Bulimulus pouysseguri Holmberg, 1912
poveli, Bostryx huanucensis poveli Breure
powisianus, Bulimus powisianus Petit De La Saussaye, 1843 - syn of: Methorthalicus powisianus (Petit De La Saussaye, 1843)
praetermissus, Bulimus praetermissus Blanford & Blanford, 1861 - syn of: Rhachis praetermissa (Blanford & Blanford, 1861)
praetextus, Drymaeus praetextus (Reeve, 1850)
prepinguis, Naesiotus prepinguis Vagvolgyi, 1977
prestoni, Drymaeus prestoni Da Costa, 1906 - syn of: Mesembrinus tripictus hoffmanni Von Martens, 1893
prestoni cancellata, Drymaeus prestoni cancellata Da Costa, 1906 - syn of: Mesembrinus tripictus hoffmanni Von Martens, 1893
primigenius, Bostryx primigenius Breure, 2008
primula, Bulimus primula Reeve, 1848 - syn of: Mesembrinus studeri (Pfeiffer, 1847)
primularis, Drymaeus mexicanus primularis Reeve
productus, Bostryx productus Philippi, 1867
prolatus, Bulimulus prolatus Gould, 1846
promethus, Scutalus promethus Crosse, 1869
prosopidis, Bulimulus prosopidis Holmberg, 1912
proteiformis, Scutalus proteiformis Dohrn, 1863
proteus, Scutalus proteus (Broderip, 1832)
proteus, Bulimus proteus Binney, 1869 - syn of: Naesiotus montezuma Dall, 1893
proteus granulis, Scutalus proteus granulis (Broderip, 1832)
proteus nana, Scutalus proteus nana (Broderip, 1832)
protractus, Drymaeus protractus Pfeiffer, 1855
pruinosus, Lissoacme pruinosus (Sowerby, 1833)
pseudelatus, Drymaeus pseudelatus Haas, 1951
pseudobesus, Drymaeus pseudobesus Breure, 1979
pseudocaledonicus, Bulimus pseudocaledonicus Kobelt, 1891 - syn of: Placostylus pseudocaledonicus (Kobelt, 1891)
pseudocaledonicus, Bulimus pseudocaledonicus Montrouzier, 1859 - syn of: Placostylus scarabus (Albers, 1854)
pseudocaledonicus dentata, Bulimus pseudocaledonicus dentata Gassies, 1871 - syn of: Placostylus scarabus (Albers, 1854)
pseudocaledonicus dentatus, Bulimus pseudocaledonicus dentatus Gassies, 1871 - syn of: Placostylus pseudocaledonicus dentatus (Gassies, 1871)
pseudofusoides, Drymaeus pseudofusoides Da Costa, 1906
pseudonyma, Naesiotus pazianus pseudonyma Pilsbry
ptyalum, Bostryx ptyalum Dall, 1919
ptychostylus, Neopetraeus lobbii ptychostylus Pfeiffer
ptychostylus, Bulimus ptychostylus Pfeiffer, 1858 - syn of: Neopetraeus lobbii ptychostylus (Pfeiffer, 1858)
pubescens, Bulimulus pubescens Moricand, 1846
puellaris, Mesembrinus puellaris (Reeve, 1850)
pulchellus, Drymaeus pulchellus (Broderip, 1832)
pulcherrimus, Drymaeus pulcherrimus Adams, 1867
pulicarius, Bulimulus pulicarius Beck, 1837
pulicarius, Bulimus pulicarius Reeve, 1848 - syn of: Eurytus pulicarius (Reeve, 1848)
pumilio, Peronaeus pumilio Rehder, 1945
pumilum, Bulimus pumilum Pfeiffer, 1840 - syn of: Opeas hannensis (Rang, 1831)
pumilus, Bostryx spiculatus pumilus Breure
punctatus, Drymaeus punctatus Da Costa, 1907
punctatus albida, Drymaeus punctatus albida Da Costa, 1907
punctatus ventricosa, Drymaeus punctatus ventricosa Da Costa, 1907
puncticulatus, Drymaeus puncticulatus Pfeiffer, 1857
punctilineatus, Scutalus punctilineatus Haas, 1951 - syn of: Bostryx pictus (Pfeiffer, 1855)
punctustriatus, Naesiotus punctustriatus Parodíz, 1946
puntanus, Bostryx puntanus Parodíz, 1947
pupiformis, Peronaeus pupiformis (Broderip, 1832)
pupoides, Bulimus pupoides Anton, 1839 - syn of: Omphalotropis pupoides (Anton, 1839)
purissimus, Mesembrinus vincentinus purissimus Pilsbry
purpuratus, Vermiculatus purpuratus (Reeve, 1849)
purus, Drymaeus strigatus purus Pilsbry
pustulosus, Peronaeus pustulosus (Broderip, 1832)
pygmaeus, Bostryx pygmaeus Weyrauch, 1960
pygmaeus costatus, Bostryx pygmaeus costatus Weyrauch, 1960 - syn of: Bostryx pygmaeus Weyrauch, 1960
pyramidalis, Scutalus pyramidalis Breure, 1978
pyramidella, Oxychona pyramidella (Wagner, 1827)
pyramidella currani, Oxychona pyramidella currani Bartsch, 1916
pyrgidium, Bostryx pyrgidium Haas, 1955
pyrgiscus, Bulimus pyrgiscus Pfeiffer, 0 - syn of: Opeas operanum (Pfeiffer, 1846)
pyrostomus, Bulimus pyrostomus Pfeiffer, 1860 - syn of: Santacharis salomonis (Pfeiffer, 1853)
quadricolor, Bulimus quadricolor Pfeiffer, 1847 - syn of: Aeropictus quadricolor (Pfeiffer, 1847)
quadrifasciatus, Drymaeus quadrifasciatus (Angas, 1878)
quadrifasciatus, Drymaeus chiapensis quadrifasciatus Von Martens
quadritaeniatus, Drymaeus farrisi quadritaeniatus Weyrauch
quechuarum, Vermiculatus quechuarum (Crawford, 1939)
quitensis, Naesiotus quitensis (Pfeiffer, 1847)
quitensis ambatensis, Naesiotus quitensis ambatensis Rehder, 1940
quitensis antisana, Naesiotus quitensis antisana Rehder, 1942
quitensis jacksoni, Naesiotus quitensis jacksoni Rehder, 1940
quitensis orinus, Naesiotus quitensis orinus Rehder, 1940
quitensis rufescens, Naesiotus quitensis rufescens Germain, 1910
quitensis vermiculatus, Naesiotus quitensis vermiculatus Rehder, 1940
rabidensis, Naesiotus rabidensis Dall, 1917
rabuti, Drymaeus rabuti Jousseaume, 1898
radiatus, Bostryx radiatus (Morelet, 1860)
radiatus, Bulimus radiatus Bruguière, 1789 - syn of: Zebrina detrita (Müller, 1774)
ragsdalei, Rabdotus dealbatus ragsdalei Pilsbry
ragsdalei, Rabdotus ragsdalei Pilsbry, 1890 - syn of: Rabdotus dealbatus ragsdalei (Pilsbry, 1890)
raimondianus, Bostryx raimondianus Pilsbry, 1896
ramentosus, Plicolumna ramentosus (Cooper, 1891)
ramosae, Naesiotus ramosae Hylton-Scott, 1952
raristriga, Drymaeus chrysomelas raristriga Von Martens
rawsoni, Drymaeus rawsoni (Guppy, 1871)
raymondi, Bulimus raymondi Bourguignat, 1863
raynevalianus, Bulimus raynevalianus Bourguignat, 0 - syn of: Meijeriella frivaldskyi (Pfeiffer, 1847)
recedens, Drymaeus recedens (Pfeiffer, 1864)
recluzianus, Mesembrinus recluzianus (Pfeiffer, 1847)
recluzianus lineolatus, Otosomus recluzianus lineolatus Conrad, 1855 - syn of: Mesembrinus lineolatus (Conrad, 1855)
recluzianus martensianus, Mesembrinus recluzianus martensianus Pilsbry, 1899
recognitus, Bulimulus recognitus Mabille, 1895 - syn of: Rabdotus sufflatus Gould, 1859
reconditus, Bulimus reconditus Reeve, 1849 - syn of: Bostryx nigropileatus Reeve, 1849
rectilinearis, Mesembrinus rectilinearis (Pfeiffer, 1855)
rectistrigatus, Neopetraeus arboriferus rectistrigatus Pilsbry
reedi, Bostryx reedi Parodíz, 1947
reentsi, Bostryx reentsi Philippi, 1851
regina, Bulimulus regina (Bowdich ex Férussac, 1822)
regularis, Drymaeus regularis Fulton, 1905
rehderi, Drymaeus rehderi Parodíz, 1962
rehderi, Elatibostryx rehderi Weyrauch, 1960
reibischii, Naesiotus reibischii Dall, 1895
remolina, Bulimulus remolina Dall, 1915 † - syn of: Tocobaga floridanus (Conrad, 1846) † (FOSSIL)
retusus, Bulimus retusus Olivier, 1801 - syn of: Albinaria retusa (Olivier, 1801)
revinctus, Scutalus revinctus Hupé, 1857
revinctus altorum, Scutalus revinctus altorum Haas, 1951
revolutus, Bulimus revolutus Parreyss, 1833 - syn of: Thoanteus gibber (Krynicki, 1833)
revolutus, Bulimus revolutus Rossmässler, 1837 - syn of: Thoanteus gibber (Krynicki, 1833)
rex, Drymaeus rex Breure, 2009
reymondi, Bulimus reymondi Bourguignat, 1863 - syn of: Bulimus raymondi Bourguignat, 1863
rhabdotus, Naesiotus rhabdotus Haas, 1951
rhoadsi, Drymaeus rhoadsi Pilsbry, 1932
rhodacme, Peronaeus rhodacme (Pfeiffer, 1842)
rhodinostoma, Bulimus rhodinostoma D'Orbigny, 1835 - syn of: Bahiensis rhodinostoma (D'Orbigny, 1835)
rhodolarynx, Bostryx rhodolarynx (Reeve, 1849)
rhodolarynx apurimacensis, Bostryx rhodolarynx apurimacensis Dall, 1917
rhodolarynx papillatus, Bostryx rhodolarynx papillatus (Morelet, 1860)
rhodospira, Auris rhodospira Potiez & Michaud, 1835
rhodospira vulgaris, Auris rhodospira vulgaris Moricand, 1836
rhodostomus, Bulimus rhodostomus Gray, 1834 - syn of: Bothriembryon rhodostomus (Gray, 1834)
rhodotrema, Bulimulus rhodotrema Von Martens, 1868 - syn of: Mesembrinus tripictus Albers, 1857
ribeiroi, Drymaeus nigrogularis ribeiroi Ihering
ridleyi, Bulimulus ridleyi Smith, 1890 - syn of: Hyperaulax ridleyi (Smith, 1890)
riisei, Bulimulus riisei Pfeiffer, 1855
rimacensis, Bostryx circuliportus rimacensis Breure
rimatus, Naesiotus rimatus (Pfeiffer, 1847)
ringens, Bulimus ringens Dunker, 1847 - syn of: Bahiensis ringens (Dunker, 1847)
rivasii, Naesiotus rivasii (D'Orbigny, 1837)
rocayanus, Naesiotus rocayanus (D'Orbigny, 1835)
rodriguezae, Bostryx rodriguezae Weyrauch, 1967
rosaceus, Bulimus rosaceus Morelet, 1863 - syn of: Megalobulimus capillaceus (Pfeiffer, 1855)
rosalbus, Drymaeus rosalbus Pilsbry, 1932
roseatus, Mesembrinus roseatus (Reeve, 1848)
roseatus montanus, Mesembrinus roseatus montanus Pilsbry, 1901
rosenbergi, Drymaeus rosenbergi Da Costa, 1906
roseolabrum, Bulimus roseolabrum Smith, 1877 - syn of: Eurytus roseolabratum (Smith, 1877)
rossiteri, Bulimus rossiteri Brazier, 1881 - syn of: Placostylus bondeensis rossiteri (Brazier, 1881)
roualti, Bostryx roualti Hupé, 1854 - syn of: Lissoacme rouaulti (Hupé, 1857)
rouaulti, Lissoacme rouaulti (Hupé, 1857)
rubellus, Drymaeus vexillum rubellus Broderip
rubescens, Bostryx rubescens Reeve, 1848
rubrifasciatus, Bulimus rubrifasciatus Reeve, 1848 - syn of: Bulimulus guadelupensis (Bruguière, 1792)
rubrovariegatus, Drymaeus rubrovariegatus Higgins, 1868
rudis, Mesembrinus rudis (Anton, 1839)
rudisculptus, Bostryx rudisculptus Parodíz, 1956
rudistriatus, Bostryx abancayensis rudistriatus Haas
rudistriatus, Lissoacme rudistriatus Haas, 1955 - syn of: Bostryx abancayensis rudistriatus Haas, 1955
rufescens, Mesembrinus rufescens (Gray, 1825)
rufescens, Naesiotus quitensis rufescens Germain
rufescens pinchoti, Mesembrinus rufescens pinchoti Pilsbry, 1930
rufolineatus, Drymaeus rufolineatus Drouët, 1859
rugatinus, Naesiotus rugatinus Dall, 1917
rugatus, Bulimus rugatus Garrett, 1872 - syn of: Placostylus gracilis (Broderip, 1840)
rugifer, Naesiotus rugifer Beck, 1837 - syn of: Naesiotus rugiferus (Sowerby, 1833)
rugiferus, Naesiotus rugiferus (Sowerby, 1833)
rugistriatus, Drymaeus rugistriatus Haas, 1952
rugosa, Drymaeus rugosa (Valenciennes, 1827)
rugulosus, Naesiotus rugulosus (Sowerby, 1838)
rugulosus infuscata, Naesiotus rugulosus infuscata Ancey, 1887
rugulosus planospira, Naesiotus rugulosus planospira Ancey, 1887
rupestris, Kora rupestris Salvador & Simone, 2016
rupicolus, Bulimulus rupicolus Reeve, 1848 - syn of: Bulimulus prolatus Gould, 1846
rushii, Bulimulus rushii Pilsbry
rusticellus, Bostryx rusticellus (Morelet, 1860)
saccatus, Drymaeus strigatus saccatus Pfeiffer
saccatus, Drymaeus saccatus Pfeiffer, 1855 - syn of: Drymaeus strigatus saccatus (Pfeiffer, 1855)
sachesei, Bostryx sachesei Albers, 1854 - syn of: Drymaeus sachsei Albers, 1854
sachsei, Drymaeus sachsei Albers, 1854
saeronius, Naesiotus saeronius Dall, 1917
sagasteguii, Bostryx sagasteguii Haas, 1966
sallei, Drymaeus sallei Pilsbry, 1899
sallei haitensis, Drymaeus sallei haitensis Pilsbry, 1899
salomonis, Bulimus salomonis Pfeiffer, 1853 - syn of: Santacharis salomonis (Pfeiffer, 1853)
sanborni, Vermiculatus sanborni (Haas, 1947)
sanchristovalensis, Bulimus sanchristovalensis Cox, 1870 - syn of: Eumecostylus sanchristovalensis (Cox, 1870)
sanctaeluciae, Bulimus sanctaeluciae Smith, 1889 - syn of: Protoglyptus sanctaeluciae (Smith, 1889)
sanctaemarthae, Drymaeus sanctaemarthae Pilsbry, 1901
sanctanensis, Drymaeus poecilus sanctanensis Dall
sandwicensis, Bostryx sandwicensis (Pfeiffer, 1846)
sanmarcoensis, Rabdotus sanmarcoensis Pilsbry & Lowe, 1932
sanmarcosensis, Bulimulus sanmarcosensis Pilsbry & Lowe, 1932 - syn of: Naesiotus dentifer lamellifer Pilsbry, 1897
sanmiguelensis, Bulimulus sanmiguelensis Richards, 1937 - syn of: Bulimulus unicolor (Sowerby, 1833)
santacruzensis, Naesiotus dentifer santacruzensis Hanna
santacruzensis, Rabdotus santacruzensis Hanna, 1932 - syn of: Naesiotus dentifer santacruzensis (Hanna, 1932)
sarcodes, Bulimulus sarcodes Pfeiffer, 1846
sardodes, Bulimulus sardodes Pfeiffer, 1846 - syn of: Bulimulus sarcodes Pfeiffer, 1846
sargi, Mesembrinus sargi Crosse & Fischer, 1875
sargi motaguae, Mesembrinus sargi motaguae Von Martens, 1893
savinosa, Bulimus savinosa Wollaston, 1878 - syn of: Napaeus savinosa (Wollaston, 1878)
savinosa inflatiuscula, Bulimus savinosa inflatiuscula Wollaston, 1878 - syn of: Napaeus savinosa inflatiuscula (Wollaston, 1878)
scaber, Bostryx stelzneri scaber Parodíz
scabiosus, Peronaeus scabiosus (Sowerby, 1833)
scalaricosta, Bostryx scalaricosta Morelet, 1860
scalaricostatus, Bostryx tubulatus scalaricostatus Morelet
scalaricostus, Bostryx tabulatus scalaricostus Morelet
scalariformis, Bostryx scalariformis (Broderip, 1832)
scalariopsis, Bulimus scalariopsis Morelet, 1851 - syn of: Volutaxis scalariopsis (Morelet, 1851)
scalaris, Auris melanostoma scalaris Dhorn
scalaroides, Bulimus scalaroides Pfeiffer, 1867 - syn of: Bostryx aequicostata Rehder, 1945
scalesiana, Naesiotus scalesiana Smith, 1972
scarabus, Bulimus scarabus Albers, 1854 - syn of: Placostylus scarabus (Albers, 1854)
scarabus tanouensis, Bulimus scarabus tanouensis Crosse, 1869 - syn of: Placostylus scarabus (Albers, 1854)
schiedeanus, Rabdotus schiedeanus (Pfeiffer, 1841)
schiedeanus pecosensis, Rabdotus schiedeanus pecosensis Pilsbry & Ferriss, 1897
schmidti, Drymaeus schmidti (Pfeiffer, 1854)
schomburgki, Bulimus schomburgki Pfeiffer, 1860 - syn of: Amphidromus schomburgki (Pfeiffer, 1860)
schunkei, Drymaeus schunkei Haas, 1949
scitulus, Drymaeus scitulus (Reeve, 1849)
scitulus citrinellus, Drymaeus scitulus citrinellus Pfeiffer, 1853
scitulus cochambalensis, Drymaeus scitulus cochambalensis Weyrauch, 1916
scitus, Otostomus scitus Adams, 1867 - syn of: Drymaeus expansus (Pfeiffer, 1848)
scolioides, Drymaeus scolioides Dautzenberg, 1901
scoloides, Drymaeus scoloides Dautzenberg, 1901 - syn of: Drymaeus scolioides Dautzenberg, 1901
scotophillus, Bostryx scotophillus Weyrauch, 1967 - syn of: Bostryx scotophilus Weyrauch, 1967
scotophilus, Bostryx scotophilus Weyrauch, 1967
sculpturatus, Naesiotus sculpturatus (Pfeiffer, 1846)
scutilus, Bulimus scutilus Mighels, 0 - syn of: Leptachatina scutilus (Mighels, 1845)
scutulatus, Bostryx scutulatus (Broderip, 1832)
scytodes, Bulimus scytodes Pfeiffer, 1853 - syn of: Aeropictus veranyi (Pfeiffer, 1848)
sellersi, Bulimus sellersi Cox, 1871 - syn of: Aspastus sellersi (Cox, 1871)
selli, Drymaeus selli (Preston, 1909)
semicinctus, Bulimulus semicinctus Pilsbry, 1897
semifasciatus, Drymaeus semifasciatus Mousson, 1869
semimaculatus, Mesembrinus semimaculatus Pilsbry, 1898
semimaculatus perversus, Mesembrinus semimaculatus perversus Pilsbry, 1926
semipellucidus, Mesembrinus semipellucidus Tristram, 1861
semistriatus, Drymaeus semistriatus Haas, 1955
semistriatus, Bulimus semistriatus Morelet, 1851 - syn of: Leptopeas semistriatum (Morelet, 1851)
semitessellatus, Bulimus semitessellatus Morlet, 1885 - syn of: Amphidromus semitessellatus (Morlet, 1885)
sentatus, Drymaeus sentatus Oliveira, Silveira e Sá & Bessa, 1992
sepulchralis, Bulimulus sepulchralis Poey, 1850
sepulcralis, Bulimulus sepulcralis Poey, 1850 - syn of: Bulimulus sepulchralis Poey, 1850
serenus, Drymaeus serenus Philippi, 1867
serotinus, Bostryx serotinus (Morelet, 1860)
serotinus subroseus, Bostryx serotinus subroseus Philippi, 1869
serperastrus, Drymaeus serperastrus (Say, 1829)
serperastus, Drymaeus serperastus Say, 1829 - syn of: Drymaeus serperastrus (Say, 1829)
serpesratrum, Drymaeus serpesratrum Say, 1829 - syn of: Drymaeus serperastrus (Say, 1829)
serratus, Drymaeus serratus (Pfeiffer, 1855)
shattucki, Mesembrinus shattucki Bequaert & Clench, 1931
shattucki cozumelensis, Drymaeus shattucki cozumelensis Richards, 1936 - syn of: Mesembrinus cozumelensis (Richards, 1936)
shuttleworthi, Bulimus shuttleworthi Albers, 1854 - syn of: Methorthalicus shuttleworthi (Albers, 1854)
signatus, Otostomus signatus (Spix, 1827)
signifer, Mesembrinus signifer (Pfeiffer, 1855)
silvaevagus, Naesiotus silvaevagus Weyrauch, 1960
silvanus, Drymaeus silvanus Zilch, 1953
similaris, Drymaeus similaris Moricand, 1856
simplex, Bulimulus simplex Beck, 1837
simplex, Bulimus simplex Hupé, 1857 - syn of: Bostryx tyleri Dall, 1912
simpliculus, Bostryx simpliculus Pfeiffer, 1855
simrothi, Naesiotus simrothi (Reibisch, 1892)
simula, Bulimus simula Morelet, 1851 - syn of: Simpulopsis simula (Morelet, 1851)
simulans, Scutalus simulans Hylton-Scott, 1951
sinamarinus, Bulimus sinamarinus Bruguière, 1792 - syn of: Pomacea sinamarina (Bruguière, 1792)
singularis, Bulimus singularis Morelet, 1857 - syn of: Placostylus porphyrostomus (Pfeiffer, 1851)
sinuata, Auris sinuata (Albers, 1854)
siolii, Drymaeus siolii Haas, 1952
sipas, Bostryx chusgonensis sipas Breure & Mogollón Avilla
sisalensis, Bulimus sisalensis Morelet, 1849 - syn of: Mesembrinus multilineatus (Say, 1825)
smeurorum, Bulimulus smeurorum Breure, 1974 - syn of: Bostryx tyleri Dall, 1912
smidti, Scutalus smidti Haas, 1955
smithii, Drymaeus smithii Da Costa, 1898
snodgrassi, Naesiotus snodgrassi Dall, 1900
solidus, Drymaeus solidus (Preston, 1907)
solutus, Bostryx solutus Troschel, 1847
sonorensis, Rabdotus sonorensis Pilsbry, 1928
sophiae, Drymaeus sophiae Breure, 1979
sophieae, Bostryx sophieae Breure, 1979 - syn of: Drymaeus sophiae Breure, 1979
sordidus, Scutalus sordidus (Deshayes, 1838)
sordidus, Bulimus sordidus Lesson, 1826 - syn of: Scutalus proteus (Broderip, 1832)
sororcula, Mesembrinus translucens sororcula Pilsbry
souvillei, Bulimus souvillei Morelet, 1857 - syn of: Placostylus fibratus souvillei Morelet, 1857
souvillei gatopensis, Bulimus souvillei gatopensis Crosse, 1870 - syn of: Placostylus fibratus guestieri (Gassies, 1869)
souvillei kanalensis, Bulimus souvillei kanalensis Pfeiffer, 1877 - syn of: Placostylus fibratus alexander (Crosse, 1855)
souvillei nigricans, Bulimus souvillei nigricans Pfeiffer, 1877 - syn of: Placostylus fibratus alexander (Crosse, 1855)
souzalopesi, Drymaeus souzalopesi Weyrauch, 1965
sowerbyi, Bulimus sowerbyi Pfeiffer, 1847
spadiceus, Drymaeus spadiceus Da Costa, 1906
speciosus, Bulimus speciosus Pfeiffer, 1855 - syn of: Plekocheilus speciosus (Pfeiffer, 1855)
spectatus, Drymaeus spectatus (Reeve, 1849)
spiculatus, Bostryx spiculatus Morelet, 1860
spiculatus florezi, Bostryx spiculatus florezi Weyrauch, 1967 - syn of: Bostryx cunyacensis Breure, 1978
spiculatus paucicostatus, Bostryx spiculatus paucicostatus Breure, 1978
spiculatus pectinatus, Bostryx spiculatus pectinatus Dall, 1912
spiculatus pumilus, Bostryx spiculatus pumilus Breure, 1978
spirifer, Naesiotus spirifer Gabb, 1868
spirifer orthelasmus, Bulimulus spirifer orthelasmus Pilsbry, 1898 - syn of: Naesiotus dentifer lamellifer Pilsbry, 1897
sporadicus, Bulimulus sporadicus (D'Orbigny, 1835)
sporadicus gracilis, Bulimulus sporadicus gracilis Hylton-Scott, 1948
sporadicus montevidensis, Bulimulus sporadicus montevidensis Pilsbry, 1898 - syn of: Bulimulus gelidus Reeve, 1849
sporadicus pampa, Bulimulus sporadicus pampa Ihering, 1914
sporadicus subtropicalis, Bulimulus sporadicus subtropicalis Doering, 1879
sporlederi, Mesembrinus droueti sporlederi Pfeiffer
sporlederi, Bulimulus sporlederi Pfeiffer, 1866 - syn of: Mesembrinus droueti sporlederi (Pfeiffer, 1866)
spretus, Bulimus spretus Philippi, 1869 - syn of: Bostryx raimondianus Pilsbry, 1896
steadmani, Naesiotus steadmani Chambers, 1986
stearnsii, Bulimulus stearnsii Dall, 1890 † - syn of: Tocobaga floridanus (Conrad, 1846) † (FOSSIL)
steerei, Scutalus steerei Pilsbry, 1900
stelzneri, Bostryx stelzneri Doering, 1879
stelzneri apertus, Bostryx stelzneri apertus Hylton-Scott, 1948
stelzneri conispirus, Bostryx stelzneri conispirus (Doering, 1879)
stelzneri conispirus minuta, Bostryx stelzneri conispirus minuta Parodíz, 1948
stelzneri hector, Bostryx stelzneri hector Holmberg, 1919
stelzneri hybrida, Bostryx stelzneri hybrida Parodíz, 1948
stelzneri nonogastanus, Bostryx stelzneri nonogastanus Parodíz, 1948
stelzneri peristomatus, Bostryx stelzneri peristomatus Doering, 1879
stelzneri peristomatus paraconispirus, Bostryx stelzneri peristomatus paraconispirus Parodíz, 1948
stelzneri scaber, Bostryx stelzneri scaber Parodíz, 1948
stelzneri tinogastanus, Bostryx stelzneri tinogastanus Parodíz, 1948
stenacme, Bulimus stenacme Pfeiffer, 1857 - syn of: Bostryx nigropileatus Reeve, 1849
stenogyroides, Naesiotus stenogyroides (Guppy, 1868)
steyermarki, Drymaeus steyermarki (Haas, 1955)
stigmaticus, Drymaeus stigmaticus Philippi, 1867
stilbe, Bulimulus stilbe Pilsbry, 1901
stolli, Mesembrinus ghiesbreghti stolli Von Martens
stramineus, Mesembrinus stramineus (Guilding, 1828)
strangei, Bulimus strangei Pfeiffer, 1855 - syn of: Placostylus strangei (Pfeiffer, 1855)
striatella, Bulimus striatella Adams, 1845 - syn of: Spiraxis terebella (Adams, 1849)
striatellus, Bostryx striatellus Beck, 0 - syn of: Bostryx striatus (King, 1832)
striatulus, Bulimus striatulus Lamarck, 1804 † (FOSSIL)
striatulus, Bostryx striatulus Sowerby, 1833 - syn of: Bostryx modestus (Broderip, 1832)
striatus, Bostryx striatus (King, 1832)
strigatus, Drymaeus strigatus (Sowerby, 1833)
strigatus cecileae, Drymaeus strigatus cecileae Moricand, 1858
strigatus delphinae, Drymaeus strigatus delphinae Moricand, 1858
strigatus mariaenus, Drymaeus strigatus mariaenus Pilsbry, 1898
strigatus marieanus, Drymaeus strigatus marieanus Pilsbry, 1898 - syn of: Drymaeus strigatus mariaenus Pilsbry, 1898
strigatus purus, Drymaeus strigatus purus Pilsbry, 1898
strigatus saccatus, Drymaeus strigatus saccatus (Pfeiffer, 1855)
strobeli, Bostryx strobeli Parodíz, 1956
struthiolaris, Auris struthiolaris Menke, 1830
studeri, Mesembrinus studeri (Pfeiffer, 1847)
stuebeli, Bulimus stuebeli Von Martens, 1885 - syn of: Eurytus episcopalis stuebeli (Von Martens, 1885)
styliger, Bostryx styliger (Beck, 1837)
subcactorum, Bostryx subcactorum Pilsbry, 1896
subconoidalis, Naesiotus eschariferus subconoidalis Ancey
subcostatus, Naesiotus subcostatus (Haas, 1948)
subcostatus chamayensis, Naesiotus subcostatus chamayensis Weyrauch, 1967
subcostatus maranonensis, Naesiotus subcostatus maranonensis Breure, 1978
subcylindricus exigua, Bulimus subcylindricus exigua Moquin-Tandon, 1855 - syn of: Cochlicopa lubrica (Müller, 1774)
subeffusus, Drymaeus subeffusus Philippi, 1869
subelatus, Bostryx subelatus Haas, 1948
subfasciatus, Drymaeus dormani subfasciatus Cockerell
subfasciatus, Vermiculatus anthisanensis subfasciatus Pfeiffer
subfasciatus, Scutalus subfasciatus Pfeiffer, 1853 - syn of: Vermiculatus anthisanensis subfasciatus (Pfeiffer, 1853)
subfloccosus, Mesembrinus translucens subfloccosus Pilsbry
subhybridus, Drymaeus subhybridus Da Costa, 1906
subinterruptus, Drymaeus subinterruptus Pfeiffer, 1853
subjussieui, Kuschelenia culminea subjussieui Pilsbry
subpellucidus, Drymaeus subpellucidus (Smith, 1877)
subprotractus, Drymaeus expansus subprotractus Pilsbry
subroseus, Bostryx serotinus subroseus Philippi
subsemiclausus, Drymaeus subsemiclausus (Petit De La Saussaye, 1843)
subsimilaris, Drymaeus subsimilaris Pilsbry, 1898
subspirifer, Rabdotus subspirifer Mabille, 1895 - syn of: Naesiotus altus (Dall, 1893)
subtropicalis, Bulimulus sporadicus subtropicalis Doering
subulatus, Bulimus subulatus Rossmässler, 1837 - syn of: Brephulopsis subulata (Rossmässler, 1837)
subventricosus, Drymaeus subventricosus Da Costa, 1901
succinea, Drymaeus succinea Pilsbry, 1901
sufflatus, Rabdotus sufflatus Gould, 1859
sufflatus chinchensis, Rabdotus sufflatus chinchensis Cooper, 1894 - syn of: Rabdotus sufflatus Gould, 1859
sufflatus insularis, Rabdotus sufflatus insularis Cooper, 1892 - syn of: Rabdotus sufflatus Gould, 1859
sugillatus, Bulimus sugillatus Pfeiffer, 1857 - syn of: Naesiotus rivasii (D'Orbigny, 1837)
sulcosus, Mesembrinus sulcosus (Pfeiffer, 1841)
sulcosus botterii, Otostomus sulcosus botterii Crosse & Fischer, 1875 - syn of: Mesembrinus botterii Crosse & Fischer, 1875
sulfureus, Drymaeus sulfureus Pfeiffer, 1857 - syn of: Mesembrinus sulphureus (Pfeiffer, 1857)
sulfureus gracilior, Drymaeus sulfureus gracilior Von Martens, 1893 - syn of: Mesembrinus sulphureus (Pfeiffer, 1857)
sulfureus obesus, Drymaeus sulfureus obesus Von Martens, 1893 - syn of: Mesembrinus sulphureus (Pfeiffer, 1857)
sulphureus, Mesembrinus sulphureus (Pfeiffer, 1857)
sultanus, Bulimus sultanus Crosse & Fischer, 1863 - syn of: Amphidromus perversus (Linnaeus, 1758)
superbus, Multifasciatus superbus Weyrauch, 1967
superfasciatus, Bulimus superfasciatus Gassies, 1871 - syn of: Placostylus fibratus (Martyn, 1784)
superstriatus, Bulimus superstriatus Sowerby, 1890 - syn of: Eurytus superstriatus (Sowerby, 1890)
suprapunctatus, Drymaeus linostoma suprapunctatus Baker
surinamensis, Drymaeus surinamensis Vernhout, 1914
swainsoni, Auris chrysostoma swainsoni Pfeiffer
swainsoni, Bulimus swainsoni Pfeiffer, 1845 - syn of: Auris chrysostoma swainsoni (Pfeiffer, 1845)
sykesi, Drymaeus sykesi Da Costa, 1906
tabulatus, Bostryx tabulatus Morelet, 1860
tabulatus scalaricostus, Bostryx tabulatus scalaricostus Morelet, 1860
taeniatus, Bulimus taeniatus Mörch, 1850 - syn of: Partula taeniata (Mörch, 1850)
tamboensis, Bostryx turritus tamboensis Zilch
tampae, Bulimulus tampae Dall, 1915 † - syn of: Tocobaga floridanus (Conrad, 1846) † (FOSSIL)
tanneri, Naesiotus tanneri Dall, 1895
tanneri bartolomensis, Naesiotus tanneri bartolomensis Vagvolgyi, 1977
tanneri edenensis, Naesiotus tanneri edenensis Vagvolgyi, 1977
tantalus, Bulimus tantalus Pfeiffer, 1868 - syn of: Chondrus zebrula (Férussac, 1821)
taquinensis, Bulimus taquinensis Pfeiffer, 1855 - syn of: Plekocheilus taquinensis (Pfeiffer, 1855)
tarmensis, Reclasta tarmensis Weyrauch, 1967 - syn of: Bostryx pictus (Pfeiffer, 1855)
tasmanicus, Bulimus tasmanicus Pfeiffer, 1853 - syn of: Bothriembryon tasmanicus (Pfeiffer, 1853)
taylori, Berendtia taylori (Pfeiffer, 1861)
taylorianus, Bulimus taylorianus Reeve, 1849 - syn of: Eurytus taylorianus (Reeve, 1849)
tener, Bulimus tener Rossmässler, 1837 - syn of: Peristoma merdueniana Krynicki, 1833
tentaculatus, Bulimus tentaculatus Linnaeus, 1758 - syn of: Bithynia tentaculata (Linnaeus, 1758)
tenuilabris, Mesembrinus tenuilabris (Pfeiffer, 1866)
tenuis, Vermiculatus bicolor tenuis Pfeiffer
tenuissimus, Bulimulus tenuissimus (D'Orbigny, 1835)
tenuissimus puellaris, Bulimulus tenuissimus puellaris Reeve, 1850 - syn of: Mesembrinus puellaris (Reeve, 1850)
tepicensis, Mesembrinus uhdeanus tepicensis Von Martens
terebellatus, Bulimus terebellatus Lamarck, 1804 † (FOSSIL)
terebra, Pleuropyrgus terebra Reibisch, 1892 - syn of: Naesiotus habeli Dall, 1892
terebralis, Bulimus terebralis Pfeiffer, 1842 - syn of: Peronaeus ischnus (Pilsbry, 1902)
terebraster, Bulimus terebraster Lamarck, 1822 - syn of: Stenogyra terebraster (Lamarck, 1822)
teres, Bulimus teres Olivier, 1801 - syn of: Albinaria teres (Olivier, 1801)
terrea, Kora terrea (Simone, 2015)
tessellatus, Neopetraeus tessellatus (Shuttleworth, 1852)
tessellatus perincrassatus, Neopetraeus tessellatus perincrassatus Pilsbry, 1898 - syn of: Neopetraeus tessellatus (Shuttleworth, 1852)
thamnoicus, Scutalus thamnoicus (D'Orbigny, 1835)
theodosianus, Bulimus theodosianus Bourguignat, 1876 - syn of: Brephulopsis bidens (Krynicki, 1833)
thompsonii, Bulimus thompsonii Pfeiffer, 1845 - syn of: Kara thompsoni (Pfeiffer, 1845)
thoreyi, Bulimulus thoreyi Beck, 1837
tigrinus, Drymaeus tigrinus Da Costa, 1898
tigris, Drymaeus vexillum tigris Broderip
tinogastanus, Bostryx stelzneri tinogastanus Parodíz
tonosiensis, Mesembrinus translucens tonosiensis Pilsbry
torallyi, Bostryx torallyi (D'Orbigny, 1835)
torallyi avus, Bostryx torallyi avus Parodíz, 1947
torallyi corrugatus, Bostryx torallyi corrugatus Parodíz, 1947
torallyi nigroumbilicatus, Bostryx torallyi nigroumbilicatus Parodíz, 1947
torallyi peruvianus, Bostryx torallyi peruvianus Pilsbry, 1944 - syn of: Bostryx peruvianus Pilsbry, 1944
torticollis, Bulimus torticollis Olivier, 1801 - syn of: Albinaria torticollis (Olivier, 1801)
tortilla, Bulimulus tortilla Dall, 1915 † - syn of: Tocobaga floridanus (Conrad, 1846) † (FOSSIL)
tortoranus, Bostryx tortoranus Doering, 1879
tortuganus, Naesiotus tortuganus Dall, 1893
tortugensis, Drymaeus bahamensis tortugensis Pilsbry & Vanatta
totonacus, Mesembrinus totonacus Strebel, 1882
toucheanus, Bulimus toucheanus Heude, 1890 - syn of: Bithynia toucheana (Heude, 1890)
translucens, Mesembrinus translucens (Broderip, 1832)
translucens alternans, Mesembrinus translucens alternans (Beck, 1837)
translucens juquilensis, Mesembrinus translucens juquilensis Pilsbry, 1899
translucens misellus, Mesembrinus translucens misellus Pilsbry, 1926
translucens pachecensis, Mesembrinus translucens pachecensis Pilsbry, 1930
translucens panamensis, Mesembrinus translucens panamensis (Broderip, 1832)
translucens sororcula, Mesembrinus translucens sororcula Pilsbry, 1926
translucens subfloccosus, Mesembrinus translucens subfloccosus Pilsbry, 1899
translucens tonosiensis, Mesembrinus translucens tonosiensis Pilsbry, 1930
translucidus, Drymaeus translucidus Weyrauch, 1967
transparens, Bulimulus transparens Reeve, 1849
tribalteatus, Drymaeus tribalteatus (Reeve, 1848)
trichodes, Naesiotus trichodes (D'Orbigny, 1835)
tricinctus, Drymaeus poecilus tricinctus Parodíz
tricinctus, Bostryx tricinctus Reeve, 1848
tricingulatus, Drymaeus tricingulatus (Anton, 1839)
trifasciatus, Bulimulus trifasciatus Leach, 1814
trigonostomus, Drymaeus trigonostomus (Jonas, 1844)
trigonostomus correctus, Drymaeus trigonostomus correctus Pfeiffer, 1852
trimarianus, Mesembrinus trimarianus (Von Martens, 1893)
trindadensis, Bulimulus trindadensis Breure & Coelho, 1976 - syn of: Vegrandinia trindadensis (Breure & Coelho, 1976)
trinidadensis, Bulimulus trinidadensis Breure & Coelho, 1976
trinitarius, Drymaeus trinitarius Smith, 1896 - syn of: Drymaeus imperfectus (Guppy, 1866)
tripictus, Mesembrinus tripictus Albers, 1857
tripictus hoffmanni, Mesembrinus tripictus hoffmanni Von Martens, 1893
tristis, Bulimus tristis Pfeiffer, 1855 - syn of: Mesembrinus pertristis (Pilsbry, 1898)
trivittatus, Drymaeus trivittatus Mousson, 1873
trochiformis, Bostryx carinatus trochiformis Breure
trogonius, Naesiotus trogonius Dall, 1917
tropicalis, Mesembrinus tropicalis (Morelet, 1849)
troscheli, Suniellus troscheli (Philippi, 1867)
trujillensis, Drymaeus trujillensis Philippi, 1867
tryoni, Mesembrinus tryoni Crosse & Fischer, 1875
tryoni pochutlensis, Mesembrinus tryoni pochutlensis Fischer & Crosse, 1875
tryonianus, Bulimus tryonianus Tate, 1870 - syn of: Leptopeas micra (D'Orbigny, 1835)
tschudii, Bostryx tschudii Troschel, 1852
tubulatus, Bostryx tubulatus (Morelet, 1860)
tubulatus scalaricostatus, Bostryx tubulatus scalaricostatus (Morelet, 1860)
tubulatus scalaricostus, Bostryx tubulatus scalaricostus Morelet, 1860 - syn of: Bostryx tubulatus scalaricostatus (Morelet, 1860)
tubulaxis, Naesiotus tubulaxis Pilsbry, 1930
tumidulus, Bostryx tumidulus (Pfeiffer, 1842)
tupacii, Kuschelenia tupacii (D'Orbigny, 1835)
tupacii major, Kuschelenia tupacii major (Doering, 1876)
tupacii minor, Kuschelenia tupacii minor (Doering, 1876)
turneri, Bulimus turneri Pfeiffer, 1860 - syn of: Poecilocharis turneri (Pfeiffer, 1860)
turritellatus, Bulimulus turritellatus Beck, 1837
turritus, Bostryx turritus (Broderip, 1832)
turritus, Bulimus turritus Grateloup, 1828 † - syn of: Sandbergeria turrita (Grateloup, 1828) † (FOSSIL)
turritus, Rhaphiellus turritus Weyrauch, 1967
turritus tamboensis, Bostryx turritus tamboensis Zilch, 1953
tusagasuganus, Drymaeus tusagasuganus Pilsbry, 1935
tyleri, Bostryx tyleri Dall, 1912
ucayalensis, Bulimulus ucayalensis Crosse, 1871
uhdeanus, Mesembrinus uhdeanus Von Martens, 1864
uhdeanus borealis, Mesembrinus uhdeanus borealis Von Martens, 1893
uhdeanus cuernovacensis, Mesembrinus uhdeanus cuernovacensis Crosse & Fischer, 1874
uhdeanus tepeccensis, Mesembrinus uhdeanus tepeccensis Von Martens, 1893 - syn of: Mesembrinus uhdeanus tepicensis Von Martens, 1893
uhdeanus tepicensis, Mesembrinus uhdeanus tepicensis Von Martens, 1893
umbilicaris, Ataxus umbilicaris (Souleyet, 1842)
umbilicatellus, Bostryx infundibulum umbilicatellus Pilsbry
umbraticus, Mesembrinus umbraticus (Reeve, 1849)
undulatus, Drymaeus undulatus Guilding, 1828 - syn of: Orthalicus undulatus (Guilding, 1828)
undulosus, Drymaeus lilacinus undulosus Von Martens
unicolor, Bulimulus unicolor (Sowerby, 1833)
unicolor, Neopetraeus cora unicolor Pfeiffer
unicolor, Drymaeus lilacinus unicolor Von Martens
unicolor petenensis, Bulimulus unicolor petenensis Morelet, 1851 - syn of: Bulimulus unicolor (Sowerby, 1833)
unifasciatus, Naesiotus unifasciatus (Sowerby, 1833)
unilamellata, Bulimus unilamellata D'Orbigny, 1842 - syn of: Leptinaria unilamellata (D'Orbigny, 1842)
uniplicatus, Bulimulus uniplicatus (Férussac, 1827)
uranops, Cochlorina uranops Pilsbry, 1898
uruguayanus, Bulimulus vesicalis uruguayanus Pilsbry
ustulatus, Naesiotus ustulatus (Sowerby, 1833)
ustulatus pallescens, Naesiotus ustulatus pallescens Dall & Ochsner, 1928
ustulatus phlegonis, Naesiotus ustulatus phlegonis Dall & Ochsner, 1928 - syn of: Naesiotus ustulatus (Sowerby, 1833)
vadum, Neopetraeus vadum Pilsbry, 1898
valdovinosi, Bostryx valdovinosi Araya, 2015
vanattai, Drymaeus expansus vanattai Pilsbry
variabilis, Bostryx variabilis Herm, 1970
varians, Scutalus varians (Küster, 1844)
varians, Drymaeus vexillum varians Broderip
varicosus, Mesembrinus attenuatus varicosus Pfeiffer
varicosus, Bulimus varicosus Pfeiffer, 1851 - syn of: Mesembrinus attenuatus varicosus (Pfeiffer, 1851)
variegatus, Bulimus variegatus Bruguière, 1789 - syn of: Punctacteon variegatus (Bruguière, 1789)
vegetus, Bulimulus vegetus Gould, 1853 - syn of: Naesiotus pallidior (Sowerby, 1833)
vegetus vegexspiza, Bulimulus vegetus vegexspiza Cooper, 1894 - syn of: Naesiotus pallidior (Sowerby, 1833)
venezuelensis, Drymaeus venezuelensis Von Martens, 1893
venosus, Drymaeus venosus (Reeve, 1848)
ventricosa, Drymaeus punctatus ventricosa Da Costa
ventricosus, Drymaeus ventricosus Preston, 1907
ventrosus, Naesiotus ventrosus Reibisch, 1892
venustus, Naesiotus venustus Reibisch, 1892
veranyi, Bulimus veranyi Pfeiffer, 1848 - syn of: Aeropictus veranyi (Pfeiffer, 1848)
vermiculatus, Naesiotus jacobi vermiculatus Dall
vermiculatus, Naesiotus quitensis vermiculatus Rehder
vernhouti, Drymaeus vernhouti Breure, 1976
verrucosus, Naesiotus verrucosus Pfeiffer, 1855 - syn of: Naesiotus nux (Broderip, 1832)
versicolor, Scutalus versicolor Pilsbry, 1897
versicolor callaoensis, Scutalus versicolor callaoensis Pilsbry, 1897
versicolor lachayensis, Scutalus versicolor lachayensis Weyrauch, 1967
veruculum, Bostryx veruculum Morelet, 1860
veseyianus, Naesiotus veseyianus Dall, 1893
vesicalis, Bulimulus vesicalis (Pfeiffer, 1853)
vesicalis, Bulimus vesicalis Gould, 1853 - syn of: Rabdotus sufflatus Gould, 1859
vesicalis angustus, Bulimulus vesicalis angustus Weyrauch, 1966
vesicalis uruguayanus, Bulimulus vesicalis uruguayanus Pilsbry, 1897
vespertinus, Drymaeus vespertinus Pfeiffer, 1858
vestalis, Naesiotus vestalis Albers, 1854
vexillum, Drymaeus vexillum (Wood, 1828)
vexillum morbidus, Drymaeus vexillum morbidus (Philippi, 1867)
vexillum rubellus, Drymaeus vexillum rubellus (Broderip, 1832)
vexillum tigris, Drymaeus vexillum tigris (Broderip, 1832)
vexillum varians, Drymaeus vexillum varians (Broderip, 1832)
viarius, Bostryx viarius (Pilsbry, 1932)
viatorum, Bulimulus viatorum Holmberg, 1909
vicinus, Drymaeus vicinus Preston, 1907
vilchezi, Bostryx vilchezi Weyrauch, 1960
villavicencioensis, Drymaeus villavicencioensis Breure, 1977
vimineus, Drymaeus vimineus (Moricand, 1833)
vimineus leucozonatus, Drymaeus vimineus leucozonatus (Beck, 1837)
vincentinus, Mesembrinus vincentinus (Pfeiffer, 1846)
vincentinus flavotinctus, Mesembrinus vincentinus flavotinctus Pilsbry, 1899
vincentinus purissimus, Mesembrinus vincentinus purissimus Pilsbry, 1899
violaceus, Drymaeus violaceus Mousson, 1873
virginalis, Bulimus virginalis Morelet, 1860 - syn of: Lissoacme hennahi (Gray, 1830)
virginalis, Drymaeus virginalis Pfeiffer, 1856
virginalis dominicanus, Drymaeus virginalis dominicanus Pilsbry, 1899 - syn of: Mesembrinus laticinctus (Guppy, 1868)
virgo, Drymaeus virgo (Lea, 1838)
virgula, Bostryx virgula Haas, 1951
virgulatus, Drymaeus virgulatus (Férussac, 1822)
virgultorum, Bostryx virgultorum Morelet, 1863
viridis, Bulimus viridis Poiret, 1801 - syn of: Bythinella viridis (Poiret, 1801)
vittatus, Bostryx vittatus (Broderip, 1832)
vittatus, Otostomus vittatus (Spix, 1827)
voithianus, Peronaeus voithianus (Pfeiffer, 1847)
volsus, Drymaeus volsus Fulton, 1907
vulgaris, Auris rhodospira vulgaris Moricand
wakullae, Tocobaga wakullae (Mansfield, 1937) † (FOSSIL)
waldoschmitti, Drymaeus waldoschmitti Parodíz, 1962
webbi, Bostryx webbi Haas, 1951
weddellii, Scutalus weddellii Hupé, 1857
weeksi, Drymaeus weeksi Pilsbry, 1926
weyrauchi, Neopetraeus weyrauchi Pilsbry, 1944 - syn of: Neopetraeus tessellatus (Shuttleworth, 1852)
weyrauchi, Platybostryx weyrauchi Pilsbry, 1944
wiebesi, Bulimulus wiebesi Breure, 1978
willi, Bulimus willi Dohrn, 1883 - syn of: Moricandia willi (Dohrn, 1883)
williamsi, Bostryx williamsi Pfeiffer, 1858
willinki, Naesiotus willinki Breure, 1978
willinki, Bostryx willinki Weyrauch, 1964
wintlei, Drymaeus wintlei Finch, 1929
wolfi, Naesiotus wolfi (Reibisch, 1892)
woodwardi, Bostryx woodwardi (Pfeiffer, 1857)
xantholeucus, Mesembrinus castus xantholeucus Von Martens
xanthostomus, Drymaeus xanthostomus (D'Orbigny, 1835)
xantusi, Naesiotus xantusi Binney, 1861
xantusi levis, Naesiotus xantusi levis Dall, 1893 - syn of: Rabdotus levis Dall, 1893
ximenez, Bulimulus ximenez Hanna, 1923 - syn of: Naesiotus dentifer lamellifer Pilsbry, 1897
yapacanensis, Drymaeus yapacanensis Breure & Eskens, 1981
yungasensis, Drymaeus yungasensis (D'Orbigny, 1837)
zebra, Bulimus zebra Olivier, 1801 - syn of: Chondrus zebrula (Férussac, 1821)
zeledoni, Bulimulus zeledoni Dall, 1893 - syn of: Drymaeus josephus concolor Von Martens, 1893
zhorquiensis, Drymaeus zhorquiensis Angas, 1879 - syn of: Drymaeus zhorquinensis (Angas, 1879)
zhorquinensis, Drymaeus zhorquinensis (Angas, 1879)
zhorquinensis, Oxychona zhorquinensis Angas, 1879 - syn of: Leptarionta zhorquinensisis (Angas, 1879)
ziczac, Drymaeus ziczac Da Costa, 1898
ziegleri, Drymaeus ziegleri (Pfeiffer, 1847)
zilchi, Drymaeus zilchi Haas, 1955
zilchi, Kuschelenia culminea zilchi Weyrauch
zilchi, Bostryx zilchi Weyrauch, 1958
zilchi compactus, Bostryx zilchi compactus Weyrauch, 1960
zilchi glomeratus, Bostryx zilchi glomeratus Weyrauch, 1960
zingarensis, Drymaeus zingarensis Restrepo & Breure, 1987
zoographicus, Drymaeus zoographicus (D'Orbigny, 1835)
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