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abbotti, Helicina abbotti Vanatta, 1920
abbottiana, Blandia abbottiana Chitty, 1857
abditus, Pyrgodomus microdinus abditus Baker
acobambensis, Helicina acobambensis Pilsbry, 1945
acuminata, Ustronia acuminata (Velazquez, 1852)
acuminata, Eutrochatella acuminata Poey, 1852 - syn of: Ustronia acuminata (Velazquez, 1852)
acutissimus, Geophorus acutissimus (Sowerby, 1842)
acutus, Geophorus acutus (Pfeiffer, 1848)
adamsi, Stoastomops adamsi Baker, 1934
adamsiana, Lucidella adamsiana (Pfeiffer, 1848)
adamsiana, Blandia adamsiana Chitty, 1857
adamsiana sublaevis, Lucidella adamsiana sublaevis Baker, 1934
adspersa, Helicina adspersa Pfeiffer, 1839
aedilii, Ustronia sloanii aedilii Aguayo & Torre
affinis, Alcadia affinis (Adams, 1846)
agassiziana, Blandia agassiziana (Adams, 1851)
agglutinans, Geophorus agglutinans (Sowerby, 1842)
agglutinans albocarinata, Geophorus agglutinans albocarinata (Möllendorff, 1891)
agglutinans negrosensis, Geophorus agglutinans negrosensis Bartsch, 1918
agglutinans romblonensis, Geophorus agglutinans romblonensis Bartsch, 1918
agglutinans siquijorensis, Geophorus agglutinans siquijorensis Bartsch, 1918
agglutinans tagbilleranus, Geophorus agglutinans tagbilleranus Bartsch, 1918
alata, Schasicheila alata (Pfeiffer, 1849)
alata, Helicina alata Menke, 0 - syn of: Schasicheila pannucea (Morelet, 1849)
albersiana, Fadyenia albersiana Chitty, 1857
albocarinata, Geophorus agglutinans albocarinata Möllendorff
albolabris, Helicina albolabris Adams, 1849 - syn of: Alcadia citrinolabris (Adams, 1849)
alboviridis, Semitrochatella alboviridis (Wright, 1864)
alderiana, Fadyenia alderiana (Chitty, 1857)
allognata, Helicina allognata Jonas, 1846 - syn of: Proserpina linguifera (Adams, 1839)
alpha, Pleuropoma laciniosa alpha Pilsbry & Cooke
alrici, Orobophana alrici (Crosse, 1894)
alta, Alcadia alta (Sowerby, 1866)
amaliae, Sulfurina amaliae (Kobelt, 1886)
amoena, Oxyrhombus amoena (Pfeiffer, 1849)
amoena depressa, Helicina amoena depressa Von Martens, 1890 - syn of: Oxyrhombus amoena (Pfeiffer, 1849)
amoena minor, Helicina amoena minor Von Martens, 1890 - syn of: Oxyrhombus amoena (Pfeiffer, 1849)
ampliata, Helicina ampliata Adams, 1850
ampliata, Helicina ampliata Arkell, 1933 † (FOSSIL)
ampliata fuscocallosa, Helicina ampliata fuscocallosa Wagner, 1907 - syn of: Alcadia jamaicensis Sowerby, 1842
anaaensis, Helicina anaaensis Mousson, 1869
andamanica, Pleuropoma andamanica (Benson)
angulata, Helicina angulata Sowerby, 1873
angulifera, Helicina angulifera Wagner, 1910
angulosa, Helicina angulosa Sowerby, 1873 - syn of: Helicina angulata Sowerby, 1873
anozona, Succincta oweniana anozona Von Martens
anozona, Helicina anozona Von Martens, 1875 - syn of: Succincta oweniana anozona (Von Martens, 1900)
anthoniana, Fadyenia anthoniana (Adams, 1851)
antillarum, Helicina antillarum Sowerby, 1842
antoni, Helicina antoni Pfeiffer, 1849
appuni, Helicina tamsiana appuni Von Martens
arakanensis, Pleuropoma arakanensis (Blanford)
arata, Ogasawarana yoshiwarana arata Pilsbry
arenicola, Succincta arenicola (Morelet, 1849)
arenicola raresulcata, Succincta arenicola raresulcata (Pfeiffer, 1861)
arenicola succincta, Succincta arenicola succincta Von Martens, 1890 - syn of: Succincta succincta (Von Martens, 1890)
arthuriana, Fadyenia arthuriana (Chitty, 1857)
articulata, Aphanoconia articulata (Pfeiffer, 1853)
aruana, Helicina aruana Pfeiffer
aruana sculpta, Helicina aruana sculpta (Von Martens, 1864)
aspersa, Helicina aspersa Pfeiffer, 1839 - syn of: Helicina adspersa Pfeiffer, 1839
atomus, Stoastoma atomus Pilsbry, 1930
aurantia, Alcadia aurantia (Gray, 1824)
aureola, Lucidella aureola (Férussac, 1822)
aureola interrupta, Lucidella aureola interrupta Simpson, 1895 - syn of: Lucidella aureola (Férussac, 1822)
aureola montegoensis, Lucidella aureola montegoensis Brown, 1913
auroela, Lucidella auroela (Férussac, 1822)
babei, Semitrochatella babei (Arango, 1876)
badium, Aphanoconia badium (Schmacker & Böttger, 1891)
bagaensis, Alcadia nuda bagaensis Aguayo
bahamensis, Alcadia bahamensis (Pfeiffer, 1822)
bahamensis, Schasicheila bahamensis (Pfeiffer, 1862)
bairdiana, Fadyenia bairdiana (Chitty, 1857)
bairdiana minor, Blandia bairdiana minor Chitty, 1857 - syn of: Fadyenia bairdiana (Chitty, 1857)
baldwini, Orobophana baldwini (Ancey, 1904)
baldwini lihueensis, Orobophana baldwini lihueensis Neal, 1934
balteata, Alcadia balteata Aguayo & Jaume, 0 - syn of: Alcadia minima (D'Orbigny, 1842)
baquieana, Fadyenia baquieana (Chitty, 1857)
barroniana, Fadyenia barroniana Chitty, 1857
basifilaris, Helicina basifilaris Preston, 1914
baudinensis, Sphaeroconia baudinensis Wagner, 1909 - syn of: Pleuropoma walkeri (Smith, 1894)
bautistae, Oxyrhombus cinctella bautistae Wagner
bayamensis, Emoda bayamensis (Poey, 1854)
beatrix, Gemma beatrix (Angas, 1879)
behrendti, Helicina behrendti Pfeiffer, 1862 - syn of: Tristramia zephyrina (Duclos, 1833)
bellula, Helicina bellula Gould
bensoni, Sulfurina bensoni Wagner
bensoniana, Blandia bensoniana Chitty, 1857 - syn of: Fadyenia hollandiana (Adams, 1850)
bermudezi, Emoda bermudezi Aguayo & Jaume, 1957
bermudezi jatibonica, Emoda bermudezi jatibonica Boss & Jacobson, 1973
berniceia, Helicina berniceia Pilsbry & Cooke, 1908
beryllina, Pleuropoma beryllina (Gould, 1847)
besckei, Helicina besckei Pfeiffer, 1848
beta, Pleuropoma laciniosa beta Pilsbry & Cooke
biangulata, Helicina biangulata Pfeiffer, 1850
bicincta, Helicina bicincta Gloyne, 1872
bineyana, Helicina bineyana Pfeiffer, 1866
blacki, Alcadia blacki Pilsbry, 1930
blaindiana, Helicina blaindiana Gundlach, 0 - syn of: Ustronia acuminata (Velazquez, 1852)
blandiana, Fadyenia blandiana (Adams, 1849)
blanensis, Emoda blanensis (Torre, 1911)
blanesi, Emoda blanesi Clench & Aguayo, 1953
bocourti, Oxyrhombus bocourti (Crosse & Fischer, 1869)
boeckeleri, Microalcadia boeckeleri (Richling, 2001)
boettgeri, Helicina boettgeri Wagner, 1910
boissieriana, Fadyenia boissieriana Chitty, 1857
borealis, Orobophana uberta borealis Neal
borealis, Olygyra borealis Von Martens, 1890
boriqueni, Stoastomops boriqueni Baker, 1941
bothropoma, Geophorus bothropoma (Möllendorff, 1895)
bourailensis, Helicina bourailensis Hartman, 1889
bourguignatiana, Helicina bourguignatiana Ancey, 1892
bowerbankiana, Fadyenia bowerbankiana Chitty, 1857
brasiliensis, Helicina brasiliensis Gray, 1824
brazieri, Orobophana brazieri (Pease, 1870)
brecanrio, Pleuropoma brecanrio Stanisic, 2010
brevilabris, Succincta flavida brevilabris Pfeiffer
brevilabris, Helicina brevilabris Pfeiffer, 1857 - syn of: Succincta flavida brevilabris (Pfeiffer, 1857)
brevilabris incommoda, Helicina brevilabris incommoda Wagner, 1905 - syn of: Succincta flavida incommoda (Wagner, 1905)
briarea, Emoda briarea (Poey, 1851)
bridgesiana, Fadyenia bridgesiana Chitty, 1857
bronniana, Pleuropoma laciniosa bronniana Philippi
brownei, Alcadia brownei Gray, 1824 - syn of: Alcadia brownii (Gray, 1824)
brownii, Alcadia brownii (Gray, 1824)
brownii labiosa, Alcadia brownii labiosa (Adams, 1851)
brownii palliata, Alcadia brownii palliata (Adams, 1849)
bryani, Orobophana uberta bryani Neal
cacaguelita, Helicina cacaguelita Pilsbry & Clapp, 1902
caledoniensis, Emoda caledoniensis Clench & Jacobson, 1971
calida, Hendersonia calida (Weinland, 1862)
callosa, Troschelviana callosa (Poey, 1854)
camagueyana, Alcadia camagueyana Aguayo & Jaume, 1957
camagueyana ecarinata, Alcadia camagueyana ecarinata Aguayo & Jaume, 1957 - syn of: Alcadia camagueyana Aguayo & Jaume, 1957
camagueyana porosa, Alcadia camagueyana porosa Aguayo & Jaume, 1957 - syn of: Alcadia camagueyana Aguayo & Jaume, 1957
candida, Helicina candida Pfeiffer, 1858
canyonensis, Pleuropoma laciniosa canyonensis Neal
capax, Helicina capax Gundlach, 0 - syn of: Alcadia minima (D'Orbigny, 1842)
capsula, Ogasawarana capsula (Pilsbry, 1902)
caracola, Helicina caracola (Moricand, 1836)
caracolla, Helicina caracolla Moricand, 1836 - syn of: Helicina caracola (Moricand, 1836)
carinata, Helicina carinata D'Orbigny, 1835
caroli, Ceratopoma caroli Kobelt
carolinarum, Sturanya carolinarum (Möllendorff, 1900)
carpenteriana, Fadyenia carpenteriana Chitty, 1857
catalinensis, Helicina catalinensis Pfeiffer, 0 - syn of: Emoda sagraiana (D'Orbigny, 1842)
cataliniana, Helicina cataliniana Sowerby, 1843 - syn of: Emoda sagraiana (D'Orbigny, 1842)
cathartensis, Eutrochatella pulchella cathartensis Baker
cavearum, Eutrochatella pulchella cavearum Baker
caymanensis, Poenia caymanensis Pilsbry, 1930
chanchamayensis, Helicina schlueteri chanchamayensis Wagner
charmosyne, Helicina charmosyne Pilsbry, 1933
chiapensis, Helicina chiapensis Pfeiffer, 1856 - syn of: Tristramia tenuis (Pfeiffer, 1849)
chichijimana, Ogasawarana chichijimana Minato, 1980
chionea, Helicina chionea Pilsbry, 1949
chiquitica, Gemma chiquitica (Richling, 2001)
chittyana, Fadyenia chittyana (Adams, 1849)
chittyana, Eutrochatella chittyana (Pfeiffer, 1858)
christophori, Helicina christophori Pilsbry, 1897
chryseis, Helicina chryseis Tristram, 1862 - syn of: Pyrgodomus microdinus (Morelet, 1851)
chrysochasma, Troschelviana chrysochasma (Poey, 1853)
chrysochasma calloflava, Helicina chrysochasma calloflava Wagner, 1908 - syn of: Troschelviana erythracea (Wright, 1866)
chrysochasma hernandezi, Ustronia chrysochasma hernandezi Wright, 1908 - syn of: Troschelviana chrysochasma (Poey, 1853)
chrysochasma jucunda, Troschelviana chrysochasma jucunda (Gundlach, 1863)
chrysochasma mendozana, Eutrochatella chrysochasma mendozana Pilsbry, 0 - syn of: Troschelviana chrysochasma (Poey, 1853)
chrysocheila, Tristramia chrysocheila (Binney, 1851)
chrysocheila, Helicina chrysocheila Shuttleworth, 1852 - syn of: Tristramia chrysocheila shuttleworthi Von Martens, 1890
chrysocheila shuttleworthi, Tristramia chrysocheila shuttleworthi Von Martens, 1890
chrysocheila vanattae, Tristramia chrysocheila vanattae Pilsbry, 1910 - syn of: Tristramia vanattae (Pilsbry, 1910)
chrysostoma, Eutrochatella chrysostoma Poey, 1853 - syn of: Troschelviana chrysochasma (Poey, 1853)
chrysostoma, Ustronia chrysostoma Shuttleworth, 0 - syn of: Ustronia sloanii (A.V.M.D. A.V.M.D. D'Orbigny, 1842)
chrysostoma jucunda, Eutrochatella chrysostoma jucunda Gundlach, 1863 - syn of: Troschelviana chrysochasma jucunda (Gundlach, 1863)
cibaoensis, Lucidella cibaoensis (Crosse, 1891)
ciliata, Emoda ciliata (Poey, 1852)
cinctella, Oxyrhombus cinctella (Shuttleworth, 1852)
cinctella bautistae, Oxyrhombus cinctella bautistae Wagner, 1910
circumlineata, Helicina circumlineata Tryon, 1866
cisneroi, Helicina cisneroi Arango, 1876 - syn of: Semitrochatella babei (Arango, 1876)
citrina, Sulfurina citrina Grateloup, 1840 - syn of: Alcadia maxima (Sowerby, 1842)
citrinella, Sulfurina citrinella (Möllendorff, 1893)
citrinocallosa, Eutrochatella citrinocallosa Wagner, 1911
citrinolabris, Alcadia citrinolabris (Adams, 1849)
clappi, Helicina clappi Pilsbry, 1909
clementis, Emoda clementis Clench & Aguayo, 1950
coccinostoma, Succincta oweniana coccinostoma Morelet
coccinostoma, Helicina coccinostoma Morelet, 1849 - syn of: Succincta oweniana coccinostoma (Morelet, 1849)
colorata, Helicina colorata Pease, 1868
columbiana, Poeniella columbiana Pierce, 2001
columellaris, Helicina columellaris Gundlach, 1857
comes, Ogasawarana comes (Wagner, 1909)
concentrica, Helicina concentrica Pfeiffer, 1848
concinna, Alcadia concinna (Gundlach, 1857)
congener, Ceratopoma congener (Smith, 1889)
conica, Semitrochatella conica (Pfeiffer, 1839)
conica, Helicina conica D'Orbigny, 0 - syn of: Troschelviana pyramidalis (Sowerby, 1842)
conica, Eutrochatella conica Pfeiffer, 0 - syn of: Semitrochatella conica (Pfeiffer, 1839)
conica anafaensis, Eutrochatella conica anafaensis Aguayo & Jaume, 0 - syn of: Semitrochatella conica (Pfeiffer, 1839)
conoidea, Poeniella conoidea Pilsbry, 1933
consanguinea, Alcadia consanguinea (Adams, 1850)
constellata, Priotrochatella constellata (Morelet, 1847)
constricta, Helicina constricta Pfeiffer, 1849
contamanoensis, Helicina contamanoensis Preston, 1914
contermina, Ceratopoma contermina (Kobelt, 1884)
continua, Troschelviana continua (Gundlach, 1858)
conuloides, Idesa conuloides (Férussac, 1822)
conuloides, Idesa conuloides (Guppy, 1868)
conus, Helicina conus Wagner, 1911
convexa, Olygyra convexa Pfeiffer, 1849
cookei, Orobophana cookei Neal, 1934
cordillerae, Olygyra cordillerae Pfeiffer, 1857
coronula, Lucidella coronula (Shuttleworth, 1862)
corrugata, Helicina corrugata Pease, 1865
costata, Eutrochatella costata (Gray, 1824)
coxeni, Palaeohelicina coxeni (Brazier, 1876)
crassa, Emoda pulcherrima crassa D'Orbigny
crassa, Emoda crassa D'Orbigny, 1841 - syn of: Emoda pulcherrima crassa (D'Orbigny, 1841)
crassilabris, Ogasawarana crassilabris (Philippi, 1847)
crosbyi, Helicina crosbyi Brown, 1913
crossei, Helicina crossei Pfeiffer, 1865
cruciata, Lucidella cruciata (Weinland, 1880)
cucutensis, Helicina cucutensis Pilsbry, 1939
cuericensis, Tristramia punctisulcata cuericensis Richling
cumingiana, Fadyenia cumingiana (Adams, 1849)
declivis, Helicina declivis Gundlach, 1860
degener, Aphanoconia verecunda degener Pilsbry & Hirase
delicatula, Tristramia delicatula (Shuttleworth, 1852)
delicatula notata, Helicina delicatula notata Pfeiffer, 1856 - syn of: Tristramia notata (Pfeiffer, 1856)
delmonteana, Alcadia delmonteana Pilsbry, 1933
delta, Pleuropoma laciniosa delta Pilsbry & Cooke
denisoniana, Fadyenia denisoniana Chitty, 1857
densestriatus, Oxyrhombus densestriatus Wagner, 1910
densesulcata, Helicina schlueteri densesulcata Wagner
denticulata, Tristramia rostrata denticulata Pfeiffer
denticulata, Helicina denticulata Pfeiffer, 1855 - syn of: Tristramia rostrata denticulata (Pfeiffer, 1855)
dentoni, Helicina dentoni Pilsbry, 1890
deppeana, Tristramia zephyrina deppeana Von Martens
deppeana, Alcadia deppeana Von Martens, 1863 - syn of: Tristramia zephyrina deppeana Von Martens, 1863
deppeana parvidens, Helicina deppeana parvidens Pilsbry, 1920 - syn of: Tristramia funcki (Pfeiffer, 1849)
depressa, Lucidella depressa (Gray, 1825)
depressa valida, Lucidella depressa valida (Adams, 1851)
diaphana, Gemma diaphana (Pfeiffer, 1852)
dichroa, Pleuropoma dichroa Möllendorff
dientensis, Tristramia zephyrina dientensis Pilsbry
diplocheila, Helicina neritella diplocheila Wagner
discoidea, Aphanoconia discoidea (Pease)
discoidea subrufa, Aphanoconia discoidea subrufa Garrett, 1884 - syn of: Helicina subrufa Garrett, 1884
discrepans, Ogasawarana discrepans (Pilsbry, 1902)
dissimulans, Alcadia dissimulans (Poey, 1857)
dissotropis, Aphanoconia dissotropis (Ancey)
dohrniana, Fadyenia dohrniana Chitty, 1857
domingensis, Stoastoma domingensis Vanatta, 1920
draytonensis, Pleuropoma draytonensis (Pfeiffer, 1857)
dubiosa, Alcadia dubiosa (Adams, 1850)
dubiosa intermedia, Helicina dubiosa intermedia Adams, 1850 - syn of: Alcadia dubiosa (Adams, 1850)
dunkeri, Pleuropoma dunkeri (Zelebor)
duo, Helicina duo Breure, 2011
durangoana, Tristramia durangoana Mousson, 1883
durangoana sagulensis, Tristramia durangoana sagulensis Wagner, 1910
dysoni bocourti, Helicina dysoni bocourti Crosse & Fischer, 1869 - syn of: Oxyrhombus bocourti (Crosse & Fischer, 1869)
dysoni jansoni, Helicina dysoni jansoni Von Martens, 1890 - syn of: Oxyrhombus bocourti (Crosse & Fischer, 1869)
dysoniana, Fadyenia dysoniana (Chitty, 1857)
echandiensis, Tristramia echandiensis Richling, 2004
echigoensis, Waldemaria japonica echigoensis Pilsbry
egregia, Palaeohelicina egregia (Pfeiffer, 1855)
elata, Gemma fragilis elata Shuttleworth
elata, Helicina elata Shuttleworth, 1852 - syn of: Gemma fragilis elata (Shuttleworth, 1852)
elatior, Tristramia elatior (Von Martens, 1890)
elegans, Helicina elegans D'Orbigny, 0 - syn of: Semitrochatella conica (Pfeiffer, 1839)
elongata, Semitrochatella elongata (D'Orbigny, 1842)
elongata, Helicina elongata Arkell, 1933 † (FOSSIL)
elongata, Helicina elongata Pfeiffer, 0 - syn of: Semitrochatella conica (Pfeiffer, 1839)
emmerlingi, Helicina emmerlingi Pfeiffer, 1862
emoda, Emoda emoda (Pfeiffer, 1865)
epicharis, Sturanya epicharis Wagner, 1907
epistilia, Helicina epistilia Guppy, 1868 - syn of: Helicina platychila (Von Mühlfeld, 1824)
erythracea, Troschelviana erythracea (Wright, 1866)
erythrozona, Alcadia erythrozona Dean, 1931
escondida, Gemma escondida Richling, 2004
euchromia, Sulfurina euchromia Wagner, 1905
euglypta, Alcadia euglypta Clench & Aguayo, 1950
evanstonensis, Hendersonia evanstonensis White, 1878 † - syn of: Helix evanstonensis (White, 1878) † (FOSSIL)
exacuta, Helicina exacuta Poey, 0 - syn of: Troschelviana pyramidalis (Sowerby, 1842)
exanima, Orobophana uberta exanima Neal
exigua, Microalcadia exigua (Pfeiffer, 1849)
expolita, Waldemaria japonica expolita Pilsbry
exsertus, Geophorus exsertus (Von Martens, 1891)
extincta, Pleuropoma extincta (Odhner, 1917)
faba, Helicina faba Garrett, 1884 - syn of: Helicina faba Pease, 1884
faba, Helicina faba Pease, 1884
fadyeniana, Fadyenia fadyeniana (Adams, 1849)
fallax, Alcadia fallax Wagner, 1907
fasciata, Tristramia fasciata (Lamarck, 1822)
fasciata providentiae, Tristramia fasciata providentiae Pilsbry, 1930
ferruginea, Pleuropoma laciniosa ferruginea Neal
fischeri, Pyrgodomus fischeri Pilsbry, 1930
fischeriana, Ceratopoma fischeriana (Souverbie & Montrouzier, 1863)
flavescens, Helicina flavescens Pease, 1868
flavida, Succincta flavida (Menke, 1828)
flavida beatrix, Helicina flavida beatrix Angas, 1879 - syn of: Gemma beatrix (Angas, 1879)
flavida brevilabris, Succincta flavida brevilabris (Pfeiffer, 1857)
flavida incommoda, Succincta flavida incommoda (Wagner, 1905)
flavida strebeli, Succincta flavida strebeli (Pfeiffer, 1861)
formosanum, Aphanoconia hungerfordianum formosanum Schmacker & Böttger
fortuneana, Fadyenia fortuneana Chitty, 1857
foxi, Lucidella foxi Pilsbry, 1899
fragilis, Gemma fragilis (Morelet, 1851)
fragilis, Schasicheila fragilis Pilsbry, 1899
fragilis elata, Gemma fragilis elata (Shuttleworth, 1852)
fragilis merdigera, Succincta fragilis merdigera Pfeiffer, 1855 - syn of: Gemma merdigera (Pfeiffer, 1855)
fraseri, Bourciera fraseri Pfeiffer, 1859
freirei, Emoda torrei freirei Clench & Aguayo
fulgora, Helicina fulgora Gould, 1847
fulva, Helicina fulva D'Orbigny, 1835
fumigata, Helicina fumigata Sowerby, 1866 - syn of: Pleuropoma gouldiana (Forbes, 1851)
funcki, Tristramia funcki (Pfeiffer, 1849)
funcki costaricensis, Retorquata funcki costaricensis Wagner, 1905 - syn of: Tristramia funcki (Pfeiffer, 1849)
funcki parvidens, Tristramia funcki parvidens Pilsbry, 1920 - syn of: Tristramia funcki (Pfeiffer, 1849)
funcki pitalensis, Tristramia funcki pitalensis Wagner, 1910 - syn of: Tristramia pitalensis (Wagner, 1910)
fuscula, Semitrochatella fuscula (Gundlach, 1863)
gabbi, Helicina gabbi Crosse, 1873
gallina, Pleuropoma gallina (Gassies, 1879)
gamma, Pleuropoma laciniosa gamma Pilsbry & Cooke
gaskoiniana, Fadyenia gaskoiniana Chitty, 1857
gemina, Pleuropoma oahuensis gemina Neal
gemma, Gemma gemma (Preston, 1903)
ghiesbreghti, Oxyrhombus ghiesbreghti (Pfeiffer, 1856)
gibaraensis, Helicina poeyi gibaraensis Aguayo
glabra, Alcadia glabra (Gould, 1856)
gladstonensis, Pleuropoma gladstonensis Cox, 1864 - syn of: Pleuropoma glastonensis (Cox, 1864)
glastonensis, Pleuropoma glastonensis (Cox, 1864)
globulina, Sulfurina globulina (Möllendorff, 1905)
globuloidea, Pleuropoma laciniosa globuloidea Neal
globulosa, Helicina globulosa D'Orbigny, 1842
gloynei, Helicina gloynei Bland, 1872 - syn of: Alcadia affinis (Adams, 1846)
goldfussi, Helicina goldfussi Böttger, 1887
goldfussi, Helicina goldfussi Zilch, 1978 - syn of: Helicina rhodostoma Gray, 1824
gomeaensis, Helicina gomeaensis Garrett, 1873
gonavensis, Lucidella gonavensis Pilsbry, 1928
gonostoma, Alcadia gonostoma (Gundlach, 1858)
gossei, Alcadia major gossei Pfeiffer
gouldiana, Pleuropoma gouldiana (Forbes, 1851)
gouldiana, Ustronia gouldiana Pfeiffer, 0 - syn of: Ustronia sloanii (A.V.M.D. A.V.M.D. D'Orbigny, 1842)
granulosa, Lucidella granulosa Adams, 1850
granulosa undulata, Lucidella granulosa undulata (Pfeiffer, 1862)
granulum, Troschelviana granulum (Gundlach, 1864)
granum, Lucidella granum (Pfeiffer, 1856)
grayana, Fadyenia grayana Chitty, 1857
grayana, Eutrochatella grayana Pfeiffer, 1849 - syn of: Eutrochatella pulchella (Gray, 1824)
grayi, Helicina grayi Jacobson & Clench, 1971
greenwayi, Eutrochatella greenwayi Clench, 1933
greenwoodiana, Blandia greenwoodiana Chitty, 1857
grevilleana, Fadyenia grevilleana Chitty, 1857
guadaloupensis, Alcadia guadaloupensis Sowerby, 1842 - syn of: Alcadia guadeloupensis (Sowerby, 1842)
guadeloupensis, Alcadia guadeloupensis (Sowerby, 1842)
guajarana, Oxyrhombus guajarana Baker, 1913
guildingiana, Helicina guildingiana Pfeiffer, 1849 - syn of: Alcadia solitaria Adams, 1845
gundlachi, Helicina gundlachi Pfeiffer, 0 - syn of: Alcadia minima (D'Orbigny, 1842)
guppyi, Helicina guppyi Pease, 1871
gutiereziana, Fadyenia gutiereziana Chitty, 1857
gutierrezi, Emoda mayarina gutierrezi Aguayo & Jaume
habei, Ogasawarana habei Minato, 1980
haemastoma, Helicina haemastoma Moricand, 1839
haematostoma, Helicina haematostoma Moricand, 1839
hainanensis, Aphanoconia hungerfordianum hainanensis Möllendorff
hakodadiense, Hemipoma hakodadiense (Hartmann, 1890)
hanleyana, Fadyenia hanleyana Chitty, 1857
hanleyana, Helicina hanleyana Pfeiffer, 1849 - syn of: Olygyra orbiculata (Say, 1818)
hawaiiensis, Helicina hawaiiensis Pilsbry & Cooke, 1908
heati, Helicina heati Pfeiffer, 1856
heighwayana, Oxyrhombus heighwayana Dall, 1909
helicinaeformis, Bourciera helicinaeformis (Pfeiffer, 1851)
heliciniformis, Bourciera heliciniformis Pfeiffer, 1851 - syn of: Bourciera helicinaeformis (Pfeiffer, 1851)
heloisiae, Helicina heloisiae Pfeiffer, 1856 - syn of: Tristramia delicatula (Shuttleworth, 1852)
henryana, Fadyenia henryana Chitty, 1857
heterochroa, Pleuropoma heterochroa (Wagner, 1905)
hians, Troschelviana hians (Poey, 1852)
hibrida, Orobophana uberta hibrida Neal
hidalgoana, Schasicheila hidalgoana Dall, 1897
hilliana, Blandia hilliana Chitty, 1857 - syn of: Fadyenia hollandiana (Adams, 1850)
hinkleyi, Schasicheila hinkleyi Pilsbry, 1919
hirasei, Ogasawarana hirasei (Pilsbry, 1902)
hirsuta, Alcadia hirsuta (Adams, 1850)
hispida, Alcadia hispida (Pfeiffer, 1839)
hjalmarsoni, Alcadia hjalmarsoni (Pfeiffer, 1856)
hojarasca, Microalcadia hojarasca (Richling, 2001)
holguinensis, Troschelviana holguinensis (Aguayo, 1932)
hollandi, Alcadia hollandi (Adams, 1849)
hollandiana, Fadyenia hollandiana (Adams, 1850)
holoserica, Lucidella holoserica Wagner, 1911
hondurana, Tristramia hondurana Richards, 1938
honokowaiensis, Pleuropoma laciniosa honokowaiensis Neal
huacapistana, Helicina huacapistana Pilsbry, 1949
huberi, Pyrgodomus microdinus huberi Breure
humilis, Helicina humilis Guppy, 1868 - syn of: Helicina guppyi Pease, 1871
hungerfordianum, Aphanoconia hungerfordianum (Schmacker & Böttger, 1891)
hungerfordianum formosanum, Aphanoconia hungerfordianum formosanum (Schmacker & Böttger, 1891)
hungerfordianum hainanensis, Aphanoconia hungerfordianum hainanensis (Möllendorff, 1882)
idae, Ceratopoma idae (Pfeiffer, 1856)
ignicoma, Lucidella ignicoma (Guppy, 1868)
iguapensis, Helicina iguapensis Pilsbry, 1900
iheringi, Alcadia iheringi Wagner, 1910
inaequalis, Lucidella inaequalis (Pfeiffer)
inaequistriata, Helicina inaequistriata Pilsbry, 1900
inca, Helicina inca Preston, 1914
incommoda, Succincta flavida incommoda Wagner
incrustata, Alcadia incrustata (Gundlach, 1859)
indecora, Poenia indecora Pilsbry, 1930
insignis, Geotrochatella insignis Dautzenberg, 1895
insulcata, Gemma magna insulcata Gardner (FOSSIL)
intermedia, Alcadia intermedia Pilsbry, 1909 - syn of: Alcadia pusilla (Adams, 1850)
invectita, Helicina invectita Pilsbry & Vanatta, 1928
involutum, Pachystoma involutum Tausch, 1886 † - syn of: Ariomphalus involutus (Tausch, 1886) † (FOSSIL)
isthmica, Oxyrhombus isthmica Pilsbry, 1926
jamaicensis, Alcadia jamaicensis Sowerby, 1842
jana, Pleuropoma jana (Cox, 1872)
jansoni, Alcadia jansoni (Von Martens, 1890)
japonica, Waldemaria japonica (Adams, 1861)
japonica echigoensis, Waldemaria japonica echigoensis (Pilsbry, 1903)
japonica expolita, Waldemaria japonica expolita (Pilsbry, 1903)
japonica reinii, Waldemaria japonica reinii (Kobelt, 1879)
japonica uzenensis, Waldemaria japonica uzenensis (Pilsbry, 1903)
jardineiana, Blandia jardineiana Chitty, 1857
jatibonica, Emoda bermudezi jatibonica Boss & Jacobson
jaumei, Troschelviana jaumei Clench & Aguayo, 0 - syn of: Troschelviana chrysochasma (Poey, 1853)
jayana, Fadyenia lindsleyana jayana Adams
jeffreysiana, Fadyenia jeffreysiana Chitty, 1857
jeremiensis, Poeniella jeremiensis Pilsbry
josefinae, Heudeia josefinae Wagner, 1905
josephinae, Priotrochatella josephinae (Adams, 1849)
jourdyi, Geotrochatella jourdyi Dautzenberg, 1895
jucunda, Troschelviana chrysochasma jucunda Gundlach
juddii, Orobophana juddii Pilsbry & Cooke, 1908
jugulata, Troschelviana jugulata (Poey, 1858)
juliae, Helicina juliae Clench, 1962
jurana, Helicina jurana Ihering, 1905 - syn of: Helicina juruana Ihering, 1905
juruana, Helicina juruana Ihering, 1905
kaaensis, Pleuropoma laciniosa kaaensis Neal
kahoolawensis, Pleuropoma laciniosa kahoolawensis Neal
kauaiensis, Pleuropoma kauaiensis Pilsbry & Cooke, 1908
kauaiensis orientalis, Pleuropoma kauaiensis orientalis Neal, 1934
kickieensis, Pleuropoma laciniosa kickieensis Neal
klappenbachi, Trichohelicina klappenbachi Weyrauch, 1966
knudseni, Pleuropoma rotelloidea knudseni Pilsbry & Cooke
kobelti, Lucidella kobelti Wagner, 1910
konaensis, Pleuropoma laciniosa konaensis Neal
kulaensis, Pleuropoma laciniosa kulaensis Neal
labiosa, Alcadia brownii labiosa Adams
lacerata, Helicina lacerata Preston, 1914
laciniosa, Pleuropoma laciniosa (Mighels, 1845)
laciniosa alpha, Pleuropoma laciniosa alpha Pilsbry & Cooke, 1908
laciniosa beta, Pleuropoma laciniosa beta Pilsbry & Cooke, 1908
laciniosa bronniana, Pleuropoma laciniosa bronniana (Philippi, 1847)
laciniosa canyonensis, Pleuropoma laciniosa canyonensis Neal, 1934
laciniosa delta, Pleuropoma laciniosa delta Pilsbry & Cooke, 1908
laciniosa ferruginea, Pleuropoma laciniosa ferruginea Neal, 1934
laciniosa gamma, Pleuropoma laciniosa gamma Pilsbry & Cooke, 1908
laciniosa globuloidea, Pleuropoma laciniosa globuloidea Neal, 1934
laciniosa honokowaiensis, Pleuropoma laciniosa honokowaiensis Neal, 1934
laciniosa kaaensis, Pleuropoma laciniosa kaaensis Neal, 1934
laciniosa kahoolawensis, Pleuropoma laciniosa kahoolawensis Neal, 1934
laciniosa kickieensis, Pleuropoma laciniosa kickieensis Neal, 1934
laciniosa konaensis, Pleuropoma laciniosa konaensis Neal, 1934
laciniosa kulaensis, Pleuropoma laciniosa kulaensis Neal, 1934
laciniosa laura, Pleuropoma laciniosa laura Neal, 1934
laciniosa matutina, Pleuropoma laciniosa matutina Neal, 1934
laciniosa molokaiensis, Pleuropoma laciniosa molokaiensis Neal, 1934
laciniosa moomomiensis, Pleuropoma laciniosa moomomiensis Neal, 1934
laciniosa perparva, Pleuropoma laciniosa perparva Neal, 1934
laciniosa piliformis, Pleuropoma laciniosa piliformis Neal, 1934
laciniosa praeparva, Pleuropoma laciniosa praeparva Neal, 1934
laciniosa pusilla, Pleuropoma laciniosa pusilla Neal, 1934
laciniosa sandwichiensis, Pleuropoma laciniosa sandwichiensis (Souleyet, 1852)
laciniosa signata, Pleuropoma laciniosa signata Neal, 1934
laciniosa spaldingi, Pleuropoma laciniosa spaldingi Neal, 1934
laevigata, Viana regina laevigata Pfeiffer
laidlawiana, Blandia laidlawiana Chitty, 1857
lamellosa, Perena lamellosa Guppy, 1867 - syn of: Poenia lirata (Pfeiffer, 1847)
lasdlensis, Poeniella lasdlensis Clench & Aguayo, 1937
laterculus, Helicina laterculus Baker, 1914
laura, Pleuropoma laciniosa laura Neal
laus, Helicina laus Wagner, 1905
laus ucayalensis, Helicina laus ucayalensis Wagner, 1911
layardiana, Fadyenia layardiana Chitty, 1857
leana, Fadyenia leana (Adams, 1849)
leana, Helicina leana Adams, 1845 - syn of: Lucidella depressa (Gray, 1825)
lembeyana, Helicina lembeyana Poey, 1854
leoni, Helicina subglobulosa leoni Aguayo & Jaume
leopoldinae, Helicina leopoldinae Wagner, 1906
leptotropis, Helicina leptotropis Wagner, 1910 - syn of: Helicina leptrotopis Wagner, 1910
leptrotopis, Helicina leptrotopis Wagner, 1910
leucozonalis, Helicina leucozonalis Ancey, 1892
lewisi, Alcadia lewisi Pilsbry, 1942
lihueensis, Orobophana baldwini lihueensis Neal
lindeni, Helicina lindeni Tristram, 1862 - syn of: Tristramia tenuis (Pfeiffer, 1849)
lindsleyana, Fadyenia lindsleyana (Adams, 1849)
lindsleyana jayana, Fadyenia lindsleyana jayana (Adams, 1849)
lineata, Lucidella lineata Kira, 1955
lirata, Poenia lirata (Pfeiffer, 1847)
lirata lamellosa, Lucidella lirata lamellosa Wagner, 1911 - syn of: Poenia lirata (Pfeiffer, 1847)
lirata rusticella, Helicina lirata rusticella Morelet, 1849 - syn of: Poenia lirata (Pfeiffer, 1847)
lirata semistriata, Helicina lirata semistriata Sowerby, 1866 - syn of: Poenia lirata (Pfeiffer, 1847)
lirata unidentata, Helicina lirata unidentata Pfeiffer, 1849 - syn of: Poenia lirata (Pfeiffer, 1847)
lirifera, Helicina lirifera Ancey, 1892
littoricola, Calidviana littoricola (Gundlach, 1860)
littoricola maisiana, Bakerviana littoricola maisiana Aguayo & Jaume, 0 - syn of: Calidviana littoricola (Gundlach, 1860)
livesayanum, Stoastoma livesayanum Chitty, 1857
lizardensis, Helicina lizardensis Cox, 1868 - syn of: Pleuropoma gouldiana (Forbes, 1851)
loweana, Fadyenia loweana Chitty, 1857
lukisiana, Fadyenia lukisiana Chitty, 1857
lundi, Helicina lundi Beck, 1858
lutea, Helicina lutea Sowerby, 1847 - syn of: Helicina platychila (Von Mühlfeld, 1824)
lutescens, Helicina lutescens Poey, 1852 - syn of: Ustronia acuminata (Velazquez, 1852)
lymaniana, Orobophana uberta lymaniana Pilsbry & Cooke
macandrewiana, Fadyenia macandrewiana (Chitty, 1857)
macgillivrayana, Fadyenia macgillivrayana Chitty, 1857
macilenta, Alcadia macilenta (Adams, 1849)
macleayi, Pleuropoma macleayi (Brazier, 1876)
macmurrayi, Alcadia macmurrayi (Pfeiffer, 1867)
magdalenae, Orobophana uberta magdalenae Ancey
magna, Gemma magna (Dall, 1903) † (FOSSIL)
magna insulcata, Gemma magna insulcata Gardner, 1943 † (FOSSIL)
magna majorina, Gemma magna majorina Gardner, 1943 † (FOSSIL)
magna virginiana, Gemma magna virginiana (Dall, 1903) † (FOSSIL)
major, Alcadia major (Gray, 1824)
major gossei, Alcadia major gossei (Pfeiffer, 1849)
majorina, Gemma magna majorina Gardner (FOSSIL)
makalii, Pleuropoma rotelloidea makalii Neal
makuaensis, Orobophana uberta makuaensis Neal
mammata, Alcadia mammata (Röding, 1798)
marchionissa, Helicina marchionissa Hombron & Jacquinot, 1848
marmorata, Viana regina marmorata Torre
martensi, Sulfurina martensi (Issel, 1874)
martensis, Geotrochatella martensis (Gredler, 1884)
massiei, Calybium massiei Morlet, 1891
matagalpensis, Tristramia rostrata matagalpensis Wagner
matutina, Pleuropoma laciniosa matutina Neal
maugeriae, Orobophana maugeriae (Gray, 1824)
mauiensis, Pleuropoma rotelloidea mauiensis Neal
maxima, Alcadia maxima (Sowerby, 1842)
maxima citrina, Helicina maxima citrina Adams, 1851 - syn of: Alcadia maxima (Sowerby, 1842)
mayarina, Emoda mayarina (Poey, 1854)
mayarina gutierrezi, Emoda mayarina gutierrezi (Aguayo & Jaume, 1954)
mayarina mirandensis, Emoda mayarina mirandensis (Aguayo & Jaume, 1954)
mediana, Sturanya mediana (Gassies, 1870)
megastoma, Alcadia megastoma (Adams, 1849)
meineckei, Orobophana meineckei Neal, 1934
mendozana, Eutrochatella mendozana Pilsbry, 1928
menkeana, Helicina menkeana Philippi, 1847
merdigera, Gemma merdigera (Pfeiffer, 1855)
mestrei, Troschelviana mestrei (Arango, 1879)
metamorpha, Ogasawarana metamorpha Minato, 1980
metcalfeiana, Fadyenia metcalfeiana Chitty, 1857
methfesseli, Troschelviana methfesseli (Pfeiffer, 1862)
micholitzi, Sulfurina micholitzi (Wagner, 1905)
microdina chryseis, Eutrochatella microdina chryseis Tristram, 1862 - syn of: Pyrgodomus microdinus (Morelet, 1851)
microdinus, Pyrgodomus microdinus (Morelet, 1851)
microdinus abditus, Pyrgodomus microdinus abditus Baker, 1928
microdinus huberi, Pyrgodomus microdinus huberi Breure, 1976
microstoma, Alcadia microstoma (Adams, 1850)
microtheca, Ogasawarana yoshiwarana microtheca Pilsbry
midyetti, Poenia midyetti Richards, 1938
minamijimana, Ogasawarana minamijimana Habe, 1973
miniata, Helicina miniata Lesson, 1831
minima, Alcadia minima (D'Orbigny, 1842)
minima, Schasicheila minima Strebel, 1880 - syn of: Necaxia minuscula (Pfeiffer, 1859)
minimus, Ceratodiscus minimus (Gundlach, 1859)
minuscula, Necaxia minuscula (Pfeiffer, 1859)
mirandensis, Emoda mayarina mirandensis Aguayo & Jaume
misantlensis, Schasicheila misantlensis Fischer & Crosse, 1893
mitchelliana, Fadyenia mitchelliana Chitty, 1857 - syn of: Fadyenia baquieana (Chitty, 1857)
mohriana, Gemma mohriana (Pfeiffer, 1861)
molokaiensis, Pleuropoma laciniosa molokaiensis Neal
monarquiana, Helicina monarquiana (Rackett, 1821)
montana, Helicina montana Wright, 0 - syn of: Alcadia minima (D'Orbigny, 1842)
montegoensis, Lucidella aureola montegoensis Brown
monteiberia, Helicina monteiberia Sarasúa, 1976
monteverdensis, Gemma monteverdensis Richling, 2004
moomomiensis, Pleuropoma laciniosa moomomiensis Neal
moquiniana, Palaeohelicina moquiniana (Récluz, 1851)
morchiana, Fadyenia morchiana Chitty, 1857
moreletiana, Helicina moreletiana Pfeiffer, 1851
moricandiana, Fadyenia moricandiana (Adams, 1851)
mouhoti, Calybium mouhoti (Pfeiffer, 1862)
moussoniana, Fadyenia moussoniana Chitty, 1857
multicarinata, Eutrochatella pulchella multicarinata Adams
multicolor, Sturanya multicolor (Gould, 1847)
multistriata, Viana regina multistriata Pfeiffer
munda, Helicina munda Haas, 1951
muricinus, Pitonnillus muricinus Montfort, 1810 - syn of: Helicina neritella Lamarck, 1801
muruensis, Palaeohelicina muruensis (Hedley, 1891)
najazaensis, Emoda najazaensis Aguayo & Jaume, 1954
nana, Lucidella nana Pfeiffer, 1857
neebiana, Alcadia neebiana (Pfeiffer, 1862)
negrosensis, Geophorus agglutinans negrosensis Bartsch
nehoueensis, Helicina nehoueensis Hartman, 1889
nemoralis, Helicina nemoralis Guppy, 1866
neritella, Helicina neritella Lamarck, 1801
neritella angulata, Helicina neritella angulata Adams, 1851 - syn of: Helicina neritella diplocheila Wagner, 1906
neritella diplocheila, Helicina neritella diplocheila Wagner, 1906
neritella reducta, Helicina neritella reducta Wagner, 1910 - syn of: Helicina neritella Lamarck, 1801
nesiotica, Idesa nesiotica Dall, 1892
newcombiana, Fadyenia newcombiana Chitty, 1857
nicobarica, Pleuropoma nicobarica (Pfeiffer)
nicoleti, Schasicheila nicoleti Shuttleworth, 1852
niihauensis, Pleuropoma niihauensis Neal, 1934 - syn of: Pleuropoma niilauensis Neal, 1934
niilauensis, Pleuropoma niilauensis Neal, 1934
nitida, Alcadia nitida (Pfeiffer, 1839)
nitida, Ogasawarana nitida Minato, 1980
nobilis, Alcadia nobilis (Adams)
nobilis, Eutrochatella nobilis (Adams, 1850)
nobilis retreatensis, Eutrochatella nobilis retreatensis Baker, 1934
nogieri, Geophorus nogieri (Dautzenberg & d'Hamonville, 1887)
nonouensis, Pleuropoma nonouensis Neal, 1934
notata, Tristramia notata (Pfeiffer, 1856)
novogranadensis, Alcadia novogranadensis Hausdorf, 2006
nuda, Alcadia nuda (Arango, 1866)
nuda bagaensis, Alcadia nuda bagaensis Aguayo, 1953
nuuanuensis, Orobophana uberta nuuanuensis Pilsbry & Cooke
oahuensis, Pleuropoma oahuensis Pilsbry & Cooke, 1908
oahuensis gemina, Pleuropoma oahuensis gemina Neal, 1934
oaxacana, Succincta oaxacana Pilsbry, 1920
occidentalis, Helicina occidentalis Guilding, 1828
occulta, Hendersonia occulta (Say, 1831)
ochracea, Helicina ochracea Poey, 0 - syn of: Emoda silacea (Morelet, 1849)
ogasawarana, Ogasawarana ogasawarana (Pilsbry, 1902)
optima, Ogasawarana optima (Wagner, 1905)
orbiculata, Olygyra orbiculata (Say, 1818)
orbiculata, Helicina orbiculata Wagner, 1910 - syn of: Olygyra orbiculata (Say, 1818)
orbiculata tropica, Olygyra orbiculata tropica Pfeiffer, 1852
orientalis, Pleuropoma kauaiensis orientalis Neal
oskari, Helicina oskari Wagner, 1911
osumiense, Aphanoconia osumiense (Pilsbry, 1901)
ouenensis, Helicina ouenensis Cockerell, 1930
oweniana, Succincta oweniana (Pfeiffer, 1849)
oweniana anozona, Succincta oweniana anozona (Von Martens, 1900)
oweniana coccinostoma, Succincta oweniana coccinostoma (Morelet, 1849)
oxyrhyncha, Oxyrhombus oxyrhyncha (Crosse & Debeaux, 1863)
oxytropis, Geophorus oxytropis (Gray, 1839)
oxytropis, Helicina oxytropis Sowerby, 1838
pachystoma, Aphanoconia pachystoma (Smith, 1896)
pacifica, Orobophana pacifica (Pease, 1865)
palliata, Alcadia brownii palliata Adams
pallida, Helicina pallida Gould, 1847
palmeri, Schasicheila palmeri Dall, 1905
pannucea, Schasicheila pannucea (Morelet, 1849)
pannucea misantlensis, Schasicheila pannucea misantlensis Fischer & Crosse, 1893 - syn of: Schasicheila misantlensis Fischer & Crosse, 1893
papyracea, Helicina papyracea (Broderip, 1841)
paraensis, Alcadia paraensis (Pfeiffer, 1859)
parva, Sulfurina parva (Sowerby, 1842)
parvula, Sturanya parvula (Pease, 1868)
pazi, Helicina pazi Crosse, 1865
peasei, Lucidella peasei Pilsbry, 1933
pelewensis, Pleuropoma pelewensis (Sykes, 1901)
percitrea, Orobophana uberta percitrea Neal
percrassa, Emoda sagraiana percrassa Aguayo & Jaume
perparva, Pleuropoma laciniosa perparva Neal
persculpta, Lucidella persculpta Pilsbry & Brown, 1912
peruviana, Helicina peruviana Morelet, 1863
petitia, Petitia petitia Jousseaume, 1884 - syn of: Leptocala mollicella petitia (Jousseaume, 1884)
petitiana, Troschelviana petitiana (D'Orbigny, 1842)
petitiana laticosta, Artecallosa petitiana laticosta Wagner, 0 - syn of: Troschelviana petitiana (D'Orbigny, 1842)
pfeifferiana, Troschelviana pfeifferiana (Arango, 1866)
phakos, Helicina phakos Wagner, 1911
philippiana, Lewisia philippiana (Adams, 1851)
phrixina, Ceochasma phrixina Thompson, 1968
phronema, Palaeohelicina phronema Wagner, 1905
pickeringiana, Fadyenia pickeringiana Chitty, 1857
piliformis, Pleuropoma laciniosa piliformis Neal
pilsbryi, Poenia pilsbryi Clapp, 1914
pilsbryi, Schasicheila pilsbryi Wagner, 1911
pilsbryi indecora, Poenia pilsbryi indecora Pilsbry, 1930 - syn of: Poenia indecora Pilsbry, 1930
pisum, Helicina pisum Hombron & Jacquinot, 1848 - syn of: Helicina pisum Philippi, 1847
pisum, Helicina pisum Philippi, 1847
pitalensis, Tristramia pitalensis (Wagner, 1910)
platychila, Helicina platychila (Von Mühlfeld, 1824)
plicatilis, Sturanya plicatilis (Mousson, 1865)
plicatula, Poeniella plicatula (Pfeiffer, 1849)
poeyana, Fadyenia poeyana Chitty, 1857
poeyi, Helicina poeyi Pfeiffer, 1859
poeyi gibaraensis, Helicina poeyi gibaraensis Aguayo, 1953
politula, Helicina politula Poey, 0 - syn of: Troschelviana pyramidalis (Sowerby, 1842)
polyblankiana, Fadyenia polyblankiana Chitty, 1857
pompholyx, Helicina pompholyx Pilsbry, 1933
ponsonbyi, Aphanoconia ponsonbyi (Smith, 1884)
portoricanus, Ceratodiscus portoricanus Pilsbry & Vanatta, 1927
praemagna, Orobophana stokesii praemagna Neal
praeparva, Pleuropoma laciniosa praeparva Neal
prasinata, Helicina prasinata Jacobson & Clench, 1971
primeana, Palaeohelicina primeana (Gassies, 1863)
providentiae, Tristramia fasciata providentiae Pilsbry
proxima, Helicina proxima Gundlach, 0 - syn of: Alcadia minima (D'Orbigny, 1842)
pseudomphalus, Geophorus pseudomphalus (Möllendorff, 1894)
psorica, Helicina psorica Morelet, 1863
ptychophora, Oxyrhombus ptychophora Sykes, 1902
pucayaensis, Helicina pucayaensis Preston, 1914
puchella, Eutrochatella puchella (Gray, 1824)
puertoricana, Stoastomops puertoricana Baker, 1941
pujalsi, Emoda pujalsi Aguayo & Jaume, 1954 - syn of: Emoda torrei freirei Clench & Aguayo, 1950
pulchella, Eutrochatella pulchella (Gray, 1824)
pulchella cathartensis, Eutrochatella pulchella cathartensis Baker, 1934
pulchella cavearum, Eutrochatella pulchella cavearum (Baker, 1914)
pulchella labiosa, Eutrochatella pulchella labiosa Chitty, 1853 - syn of: Eutrochatella pulchella (Gray, 1824)
pulchella multicarinata, Eutrochatella pulchella multicarinata (Adams, 1851)
pulchella scitula, Eutrochatella pulchella scitula (Wood, 1854)
pulcherrima, Emoda pulcherrima (Lea, 1834)
pulcherrima crassa, Emoda pulcherrima crassa (D'Orbigny, 1841)
pulcherrima planospira, Emoda pulcherrima planospira Wagner, 0 - syn of: Emoda submarginata (Gray, 1824)
pulcherrima titanica, Emoda pulcherrima titanica (Poey, 1851)
pulchra, Priotrochatella pulchra (Adams, 1851)
punctisulcata, Tristramia punctisulcata Von Martens, 1890
punctisulcata cuericensis, Tristramia punctisulcata cuericensis Richling, 2004
punctisulcata zunilensis, Tristramia punctisulcata zunilensis Wagner, 1910
purioensis, Helicina reeveana purioensis Sánchez Roig
purpureoflava, Helicina purpureoflava Morelet, 1849 - syn of: Oxyrhombus amoena (Pfeiffer, 1849)
pusilla, Alcadia pusilla (Adams, 1850)
pusilla, Pleuropoma laciniosa pusilla Neal
pyramidalis, Troschelviana pyramidalis (Sowerby, 1842)
pyramidalis percarinata, Ustronia pyramidalis percarinata Wagner, 0 - syn of: Troschelviana pyramidalis (Sowerby, 1842)
pyrrhostoma, Helicina pyrrhostoma Menke, 1828 - syn of: Alcadia aurantia (Gray, 1824)
quadrasi, Ceratopoma quadrasi (Möllendorff, 1896)
queenslandica, Pleuropoma queenslandica Stanisic, 2010
rabei, Palaeohelicina rabei (Pilsbry, 1897)
raiateae, Orobophana solidula raiateae Wagner
ramsdeni, Ceratodiscus ramsdeni Pilsbry, 1914
raresulcata, Succincta arenicola raresulcata Pfeiffer
rawsoni, Helicina rawsoni (Pfeiffer, 1867)
redfieldiana, Fadyenia redfieldiana (Adams, 1849)
reeveana, Helicina reeveana Pfeiffer, 1848
reeveana purioensis, Helicina reeveana purioensis Sánchez Roig, 1950
reflexilabiata, Pleuropoma reflexilabiata Stanisic, 2010
regina, Viana regina (Morelet, 1849)
regina laevigata, Viana regina laevigata Pfeiffer, 1865
regina marmorata, Viana regina marmorata (Torre, 1950)
regina multistriata, Viana regina multistriata (Pfeiffer, 1852)
regina subunguiculata, Viana regina subunguiculata (Poey, 1859)
reinii, Waldemaria japonica reinii Kobelt
remota, Eutrochatella remota (Poey, 1858)
remota, Helicina remota Poey, 1852 - syn of: Ustronia acuminata (Velazquez, 1852)
remota exhuberans, Helicina remota exhuberans Torre, 0 - syn of: Ustronia acuminata (Velazquez, 1852)
reticulata, Helicina reticulata Pfeiffer, 1863 - syn of: Pleuropoma gouldiana (Forbes, 1851)
retreatensis, Eutrochatella nobilis retreatensis Baker
rex, Ogasawarana rex Minato, 1980
rhodostoma, Helicina rhodostoma Gray, 1824
rhodostoma inermis, Helicina rhodostoma inermis Wagner, 1910 - syn of: Helicina rhodostoma Gray, 1824
rhynchostoma, Helicina rhynchostoma (Shuttleworth, 1865)
richardson, Pleuropoma richardson Stanisic, 2010
riiseana, Fadyenia riiseana Chitty, 1857
rogersi, Pleuropoma rogersi (Bourne)
rohri, Orobophana rohri (Pfeiffer, 1848)
romblonensis, Geophorus agglutinans romblonensis Bartsch
romblonensis, Geophorus romblonensis Bartsch, 1918 - syn of: Geophorus agglutinans romblonensis Bartsch, 1918
rosea, Helicina variabilis rosea Von Mühlfeld
rostrata, Tristramia rostrata (Morelet, 1849)
rostrata denticulata, Tristramia rostrata denticulata (Pfeiffer, 1855)
rostrata matagalpensis, Tristramia rostrata matagalpensis Wagner, 1910
rostrata simplex, Helicina rostrata simplex Fischer & Crosse, 1893 - syn of: Tristramia rostrata (Morelet, 1849)
rotelloidea, Pleuropoma rotelloidea (Mighels, 1845)
rotelloidea, Helicina rotelloidea Pfeiffer, 0 - syn of: Pleuropoma laciniosa bronniana (Philippi, 1847)
rotelloidea knudseni, Pleuropoma rotelloidea knudseni Pilsbry & Cooke, 1908
rotelloidea makalii, Pleuropoma rotelloidea makalii Neal, 1934
rotelloidea mauiensis, Pleuropoma rotelloidea mauiensis Neal, 1934
rotelloidea sola, Pleuropoma rotelloidea sola Neal, 1934
rotunda, Alcadia rotunda (D'Orbigny, 1842)
rotundata, Helicina rotundata Wagner, 1910
rubella, Helicina rubella Wright, 0 - syn of: Troschelviana erythracea (Wright, 1866)
rubella citrinocallossa, Ustronia rubella citrinocallossa Wagner, 1908 - syn of: Troschelviana erythracea (Wright, 1866)
rubicunda, Helicina rubicunda Pease, 1868
rubra, Helicina rubra Pfeiffer, 0 - syn of: Emoda submarginata (Gray, 1824)
rubrocincta, Helicina rubrocincta Poey, 0 - syn of: Emoda pulcherrima (Lea, 1834)
rubromarginata, Troschelviana rubromarginata (Gundlach, 1858)
rugosa, Lucidella rugosa (Pfeiffer, 1839)
rupestris, Troschelviana rupestris (Pfeiffer, 1839)
rusticella, Helicina rusticella Morelet, 1849 - syn of: Poenia lirata (Pfeiffer, 1847)
sadoense, Hemipoma sadoense (Pilsbry & Hirase, 1903)
sadoense, Hemipoma sadoense Wagner, 1905 - syn of: Hemipoma hakodadiense (Hartmann, 1890)
sagraiana, Emoda sagraiana (D'Orbigny, 1842)
sagraiana percrassa, Emoda sagraiana percrassa Aguayo & Jaume, 1954
sagulensis, Tristramia durangoana sagulensis Wagner
sakurai, Alcadia sakurai Habe, 1976
salishora, Poeniella salishora Pierce, 2001
salleana, Fadyenia salleana Chitty, 1857
salvini, Helicina salvini Tristram, 1861 - syn of: Tristramia rostrata (Morelet, 1849)
samana, Lucidella samana Pilsbry, 1928
samoana, Pleuropoma samoana (Wagner, 1911)
sanctaemartae, Helicina sanctaemartae Breure, 1978 - syn of: Helicina duo Breure, 2011
sanctaemarthae, Helicina sanctaemarthae Pilsbry & Clapp, 1902
sandozi, Helicina sandozi Shuttleworth, 1852 - syn of: Tristramia zephyrina (Duclos, 1833)
sandwicensis, Helicina sandwicensis Souleyet, 0 - syn of: Pleuropoma laciniosa (Mighels, 1845)
sandwichiensis, Pleuropoma laciniosa sandwichiensis Souleyet
sangraiana, Emoda sangraiana (D'Orbigny, 1842)
sanguinea, Oxyrhombus sanguinea (Pfeiffer, 1849)
saxoniana, Helicina saxoniana Hartmann, 1889
schereri, Helicina schereri Baker, 1913
schlueteri, Helicina schlueteri Wagner, 1905
schlueteri chanchamayensis, Helicina schlueteri chanchamayensis Wagner, 1911
schlueteri densesulcata, Helicina schlueteri densesulcata Wagner, 1911
schomburghkiana, Blandia schomburghkiana Chitty, 1857
schrammi, Alcadia schrammi (Crosse, 1872)
scitula, Eutrochatella pulchella scitula Wood
scopulorum, Troschelviana scopulorum (Morelet, 1849)
scrupula, Pleuropoma scrupula (Benson)
sculpta, Helicina aruana sculpta Von Martens
semistriata, Helicina semistriata Sowerby, 1866 - syn of: Poenia lirata (Pfeiffer, 1847)
senachuensis, Tristramia senachuensis (Wagner, 1905)
serina, Helicina serina Preston, 1914
setchuanensis, Heudeia setchuanensis Heude, 1885 - syn of: Dioryx setchuanensis (Heude, 1885)
shuttleworthi, Tristramia chrysocheila shuttleworthi Von Martens
shuttleworthiana, Fadyenia shuttleworthiana Chitty, 1857
siargaoensis, Geophorus siargaoensis Bartsch, 1918
signata, Pleuropoma laciniosa signata Neal
silacea, Emoda silacea (Morelet, 1849)
simpsoni, Pyrgodomus simpsoni (Ancey, 1886)
simulans, Helicina simulans Garrett, 1884
sinclairiana, Fadyenia sinclairiana Chitty, 1857
siniae, Alcadia siniae Deshayes
sinuosa, Tristramia sinuosa Pfeiffer, 1850 - syn of: Tristramia zephyrina (Duclos, 1833)
sinus, Palaeohelicina sinus (Hedley, 1891)
siolii, Helicina siolii Haas, 1949
siquijorensis, Geophorus agglutinans siquijorensis Bartsch
sloanei, Ustronia sloanei D'Orbigny, 1842 - syn of: Ustronia sloanii (A.V.M.D. A.V.M.D. D'Orbigny, 1842)
sloanii, Ustronia sloanii (A.V.M.D. A.V.M.D. D'Orbigny, 1842)
sloanii aedilii, Ustronia sloanii aedilii (Aguayo & Torre, 1954)
sola, Pleuropoma rotelloidea sola Neal
solida, Helicina solida Pease, 1865
solidula, Orobophana solidula (Pfeiffer, 1851)
solidula raiateae, Orobophana solidula raiateae Wagner, 1905
solitaria, Alcadia solitaria Adams, 1845
sordida, Helicina sordida King, 1831
soror, Helicina soror Adams, 1851 - syn of: Alcadia consanguinea (Adams, 1850)
sowerbyana, Oxyrhombus sowerbyana (Pfeiffer, 1849)
spaldingi, Pleuropoma laciniosa spaldingi Neal
spatei, Pleuropoma spatei Stanisic, 2010
spectabilis, Alcadia spectabilis (Pfeiffer, 1858)
spectrabilis, Alcadia spectrabilis Pfeiffer, 1858 - syn of: Alcadia spectabilis (Pfeiffer, 1858)
sphaeroidea, Helicina sphaeroidea Pfeiffer
sphaerula, Eutrochatella sphaerula Bartsch, 1932
spinifera, Ceratopoma spinifera Pfeiffer
spinipoma, Troschelviana spinipoma (Aguayo, 1943)
sprucei, Helicina sprucei Pfeiffer, 1857
stellata, Priotrochatella stellata (Velazquez, 1852)
stevensiana, Fadyenia stevensiana Chitty, 1857
stokesiana, Fadyenia stokesiana Chitty, 1857
stokesii, Orobophana stokesii Neal, 1934
stokesii praemagna, Orobophana stokesii praemagna Neal, 1934
straminea, Helicina straminea Morelet, 0 - syn of: Troschelviana pyramidalis (Sowerby, 1842)
strebeli, Succincta flavida strebeli Pfeiffer
strebeli, Helicina strebeli Pfeiffer, 1861 - syn of: Succincta flavida strebeli (Pfeiffer, 1861)
striata, Alcadia striata (Lamarck, 1822)
stricklandiana, Fadyenia stricklandiana Chitty, 1857
subdepressa, Helicina subdepressa Poey, 1854
subfusca, Helicina subfusca Menke
subglobulosa, Helicina subglobulosa Poey, 1852
subglobulosa leoni, Helicina subglobulosa leoni Aguayo & Jaume, 1958
sublaevis, Lucidella adamsiana sublaevis Baker
submarginata, Emoda submarginata (Gray, 1824)
subovalis, Helicina subovalis Sowerby, 1866 - syn of: Helicina neritella Lamarck, 1801
subreticulata, Sphaeroconia subreticulata Wagner, 1909 - syn of: Pleuropoma gouldiana (Forbes, 1851)
subrufa, Helicina subrufa Garrett, 1884
subsculpta, Pleuropoma subsculpta Neal, 1934
subtenuis, Orobophana uberta subtenuis Neal
subunguiculata, Viana regina subunguiculata Poey
succincta, Succincta succincta (Von Martens, 1890)
succinea, Alcadia succinea (Pfeiffer)
sulculosa, Pleuropoma sulculosa Ancey, 1904
sulphureus, Geophorus sulphureus Kuroda & Kano, 1941
sutherlandiana, Fadyenia sutherlandiana Chitty, 1857 - syn of: Fadyenia baquieana (Chitty, 1857)
suturalis, Aphanoconia suturalis (Von Martens, 1864)
swiftiana, Fadyenia swiftiana Chitty, 1857
sylvatica, Helicina sylvatica D'Orbigny, 1837
syngenes, Helicina syngenes Preston, 1914
tagbilleranus, Geophorus agglutinans tagbilleranus Bartsch
tahitensis, Orobophana tahitensis (Pease, 1870)
talamancensis, Gemma talamancensis (Richling, 2001)
talusata, Pleuropoma talusata Stanisic, 2010
tamsiana, Helicina tamsiana (Pfeiffer, 1850)
tamsiana appuni, Helicina tamsiana appuni (Von Martens, 1873)
tankervillii, Eutrochatella tankervillii (Gray, 1824)
tantalus, Geophorus tantalus Bartsch, 1918
tantilla, Lucidella tantilla Pilsbry, 1902
tappaniana, Fadyenia tappaniana (Adams, 1851)
tayloriana, Fadyenia tayloriana Chitty, 1857
tenuis, Tristramia tenuis (Pfeiffer, 1849)
tenuis, Helicina tenuis Adams, 1849 - syn of: Stoastomops adamsi Baker, 1934
tenuis chiapensis, Helicina tenuis chiapensis Pfeiffer, 1856 - syn of: Tristramia tenuis (Pfeiffer, 1849)
tenuis lindeni, Helicina tenuis lindeni Hinkley, 1920 - syn of: Tristramia tenuis (Pfeiffer, 1849)
tenuis notata, Tenuis tenuis notata Pfeiffer, 1856 - syn of: Tristramia notata (Pfeiffer, 1856)
terryae, Gemma terryae Rehder, 1940
teunis pitieri, Helicina teunis pitieri Wagner, 1910 - syn of: Tristramia tenuis (Pfeiffer, 1849)
theobaldiana, Pleuropoma theobaldiana (Nevill & Nevill, 1878)
tibai, Alcadia tibai Habe, 1976
tilei, Helicina tilei Pfeiffer, 1847
titanica, Emoda pulcherrima titanica Poey
torrei, Priotrochatella torrei (Clapp, 1918)
torrei, Emoda torrei Henderson, 1909
torrei freirei, Emoda torrei freirei Clench & Aguayo, 1950
trailliana, Fadyenia trailliana Chitty, 1857
trichroa, Pleuropoma trichroa (Wagner, 1905)
tricostata, Schasicheila vanattai tricostata Pilsbry
tridens, Helicina tridens Sowerby, 1866 - syn of: Lucidella nana Pfeiffer, 1857
trochiformis, Lucidella trochiformis Pilsbry, 1899 - syn of: Lucidella nana Pfeiffer, 1857
tropica, Olygyra orbiculata tropica Pfeiffer
troscheliana, Fadyenia troscheliana Chitty, 1857
trossula, Tristramia trossula (Morelet, 1849)
tumidula, Troschelviana tumidula (Clench & Aguayo, 1957)
turbinata, Tristramia turbinata (Pfeiffer, 1848)
turbinata, Helicina turbinata Strebel, 1874 - syn of: Tristramia elatior (Von Martens, 1890)
uberta, Orobophana uberta (Gould, 1847)
uberta borealis, Orobophana uberta borealis Neal, 1934
uberta bryani, Orobophana uberta bryani Neal, 1934
uberta exanima, Orobophana uberta exanima Neal, 1934
uberta hibrida, Orobophana uberta hibrida Neal, 1934
uberta lymaniana, Orobophana uberta lymaniana Pilsbry & Cooke, 1908
uberta magdalenae, Orobophana uberta magdalenae (Ancey, 1890)
uberta makuaensis, Orobophana uberta makuaensis Neal, 1934
uberta nuuanuensis, Orobophana uberta nuuanuensis Pilsbry & Cooke, 1908
uberta percitrea, Orobophana uberta percitrea Neal, 1934
uberta subtenuis, Orobophana uberta subtenuis Neal, 1934
uberta wilderi, Orobophana uberta wilderi Neal, 1934
ucayalensis, Helicina laus ucayalensis Wagner
umbonata, Helicina umbonata Shuttleworth, 1854
undulata, Lucidella undulata (Pfeiffer, 1862) - syn of: Lucidella granulosa undulata (Pfeiffer, 1862)
undulata, Lucidella granulosa undulata Pfeiffer
unicolor, Helicina variabilis unicolor Spix
unidentata, Helicina unidentata Pfeiffer, 1849 - syn of: Poenia lirata (Pfeiffer, 1847)
usukanensis, Aphanoconia usukanensis (Godwin-Austen, 1889)
usukanensis, Pleuropoma usukanensis (Smith, 1895)
uzenensis, Waldemaria japonica uzenensis Pilsbry
valida, Lucidella depressa valida Adams
vanattae, Tristramia vanattae (Pilsbry, 1910)
vanattai, Schasicheila vanattai Pilsbry, 1899
vanattai tricostata, Schasicheila vanattai tricostata Pilsbry, 1903
variabilis, Helicina variabilis Guilding, 1841 - syn of: Helicina neritella Lamarck, 1801
variabilis, Helicina variabilis Wagner, 1827
variabilis rosea, Helicina variabilis rosea Von Mühlfeld, 1839
variabilis unicolor, Helicina variabilis unicolor Spix, 1836
variabilis zephyrina, Helicina variabilis zephyrina Potiez & Michaud, 1838
variabilis zonata, Helicina variabilis zonata Spix, 1836
varicatus, Pachystoma varicatus Tausch, 1886 † - syn of: Ariomphalus varicatus (Tausch, 1886) † (FOSSIL)
velutina, Alcadia velutina (Poey, 1858)
velutina, Helicina velutina Guppy, 1868 - syn of: Helicina guppyi Pease, 1871
venezuelensis, Stoastoma venezuelensis (Baker, 1923)
venezuelensis ns, Lucidella venezuelensis ns Baker, 1923 - syn of: Stoastoma venezuelensis (Baker, 1923)
verecunda, Aphanoconia verecunda (Gould, 1858)
verecunda degener, Aphanoconia verecunda degener (Pilsbry & Hirase, 1904)
vernalis, Helicina vernalis Morelet, 1849 - syn of: Tristramia tenuis (Pfeiffer, 1849)
vernalis senachuensis, Helicina vernalis senachuensis Wagner, 1905 - syn of: Tristramia senachuensis (Wagner, 1905)
vernalis verapazensis, Helicina vernalis verapazensis Wagner, 1905 - syn of: Tristramia tenuis (Pfeiffer, 1849)
verreauxiana, Fadyenia verreauxiana Chitty, 1857
vilkinsoniae, Blandia vilkinsoniae (Adams, 1850)
virginea, Eutrochatella virginea (Lea)
virginiana, Gemma magna virginiana Dall (FOSSIL)
viridis, Helicina viridis Lamarck
walkeri, Pleuropoma walkeri (Smith, 1894)
walkeri, Schasicheila walkeri Hinkley, 1920
walkeri, Helicina walkeri Smith, 1894 - syn of: Pleuropoma walkeri (Smith, 1894)
watanabei, Alcadia watanabei Habe, 1976
wettsteini, Helicina wettsteini Möllendorff
weyrauchi, Helicina weyrauchi Haas, 1948
wilderi, Orobophana uberta wilderi Neal
wilkinsonaeana, Blandia wilkinsonaeana Chitty, 1857 - syn of: Blandia vilkinsoniae (Adams, 1850)
wollastoniana, Fadyenia wollastoniana Chitty, 1857
woodlarkensis, Palaeohelicina woodlarkensis (Smith, 1891)
woodwardiana, Fadyenia woodwardiana Chitty, 1857
worcesteri, Geophorus worcesteri Bartsch, 1918
xanthia, Schasicheila xanthia Pilsbry, 1909
yaeyamensis, Aphanoconia yaeyamensis (Pilsbry, 1901)
yallahsensis, Lucidella yallahsensis Pilsbry & Brown, 1912
yorkensis, Helicina yorkensis Pfeiffer, 1863 - syn of: Pleuropoma walkeri (Smith, 1894)
yoshiwarana, Ogasawarana yoshiwarana (Pilsbry, 1902)
yoshiwarana arata, Ogasawarana yoshiwarana arata (Pilsbry, 1902)
yoshiwarana microtheca, Ogasawarana yoshiwarana microtheca (Pilsbry, 1902)
zayasi, Emoda zayasi Aguayo & Jaume, 0 - syn of: Emoda submarginata (Gray, 1824)
zelebori, Sulfurina zelebori (Pfeiffer)
zephyrina, Tristramia zephyrina (Duclos, 1833)
zephyrina, Helicina variabilis zephyrina Potiez & Michaud
zephyrina deppeana, Tristramia zephyrina deppeana Von Martens, 1863
zephyrina dientensis, Tristramia zephyrina dientensis Pilsbry, 1903
zephyrina elatior, Helicina zephyrina elatior Von Martens, 1890 - syn of: Tristramia elatior (Von Martens, 1890)
zephyrina excavatoangulata, Helicina zephyrina excavatoangulata Von Martens, 1890 - syn of: Tristramia turbinata (Pfeiffer, 1848)
ziczac, Pleuropoma ziczac (Pease, 1868)
zigzag, Pleuropoma zigzag Pease, 1868 - syn of: Pleuropoma ziczac (Pease, 1868)
zoae, Palaeohelicina zoae (Pfeiffer, 1865)
zonata, Helicina variabilis zonata Spix
zunilensis, Tristramia punctisulcata zunilensis Wagner
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