acuminatum, Pilina acuminatum Koken & Perner, 1925 † (FOSSIL)
acutum, Proplina acutum (Whitfield, 1889) † (FOSSIL)
aduncum, Proplina aduncum Berkey, 1898 † - syn of: Proplina cornutaformis (Walcott, 1879) † (FOSSIL)
ampla, Proplina ampla Kobayashi, 1933 † (FOSSIL)
arctica, Tryblidium arctica Poulsen, 1974 † (FOSSIL)
arcua, Proplina arcua Stinchcomb, 1986 † (FOSSIL)
barabuensis, Tryblidium barabuensis Angelin & Lindström, 1880 † (FOSSIL)
barrandei, Drahomira barrandei Perner, 1903 † - syn of: Drahomira glaseri (Perner, 1903) † (FOSSIL)
bridgei, Proplina bridgei Kobayashi, 1933 † - syn of: Ellsworthoconus bridgei (Kobayashi, 1933) † (FOSSIL)
caledoniense, Tryblidium caledoniense Lamont † (FOSSIL)
canadense, Tryblidium canadense Whiteaves, 1884 † - syn of: Guelphinacella canadense (Whiteaves, 1884) † (FOSSIL)
capuloides, Archinacellina capuloides Perner, 1903 † - syn of: Archinacellina modesta (Perner, 1903) † (FOSSIL)
carens, Undicornu carens (Barrande, 1881) † (FOSSIL)
cheyennica, Pilina cheyennica Peel, 1977 † (FOSSIL)
conicum, Tryblidium conicum Whitfield, 1886 † - syn of: Scenella conicum (Whitfield, 1886) † (FOSSIL)
convexum, Proplina convexum (Berkey, 1898) † (FOSSIL)
cornutaformis, Proplina cornutaformis (Walcott, 1879) † (FOSSIL)
corpulentum, Proplina corpulentum (Berkey, 1898) † (FOSSIL)
croftsae, Bipulvina croftsae Yochelson, 1958 † (FOSSIL)
depressum, Helcionopsis depressum (Ulrich & Scofield, 1897) † (FOSSIL)
elongata, Proplina elongata (Cullison, 1944) † (FOSSIL)
erato, Tryblidium erato (Billings, 1865) † (FOSSIL)
esthonum, Pilina esthonum (Koken, 1897) † (FOSSIL)
eubule, Tryblidium eubule (Billings, 1865) † (FOSSIL)
excertym, Tryblidium excertym Sardeson, 1892 † - syn of: Tryblidium exserta Sardeson, 1892 † (FOSSIL)
exserta, Tryblidium exserta Sardeson, 1892 † (FOSSIL)
extensum, Proplina extensum (Berkey, 1898) † (FOSSIL)
glaseri, Drahomira glaseri (Perner, 1903) † (FOSSIL)
grandis, Proplina grandis Cullison, 1944 † (FOSSIL)
humilis, Tryblidium humilis Ulrich & Scofield, 1897 † - syn of: Floripatella humilis (Ulrich & Scofield, 1897) † (FOSSIL)
hyrie, Tryblidium hyrie (Billings, 1865) † (FOSSIL)
inflatus, Proplina inflatus Stinchcomb, 1986 † (FOSSIL)
irvingi, Proplina irvingi (Whitfield, 1878) † (FOSSIL)
kettneri, Peelipilina kettneri Ríha, 1938 † - syn of: Peelipilina latiuscula (Perner, 1903) † (FOSSIL)
knighti, Retipilina knighti (Horný, 1956) † (FOSSIL)
kriziana, Drahomira kriziana Horný, 2005 † (FOSSIL)
latiuscula, Peelipilina latiuscula (Perner, 1903) † (FOSSIL)
liaoningensis, Bipulvina liaoningensis Yü & Yochelson, 1999 † (FOSSIL)
loganensis, Proplina loganensis Lochman & Hu, 1962 † (FOSSIL)
meramecensis, Ozarkplina meramecensis Stinchcomb, 1986 † (FOSSIL)
meramecensis, Proplina meramecensis Stinchcomb, 1986 † (FOSSIL)
mesodevonica, Litavina mesodevonica Horný, 1963 † (FOSSIL)
mitra, Archinacellina mitra (Perner, 1903) † (FOSSIL)
modesta, Archinacellina modesta (Perner, 1903) † (FOSSIL)
modestum, Tryblidium modestum Ulrich & Scofield, 1897 † (FOSSIL)
niobe, Tryblidium niobe (Billings, 1865) † (FOSSIL)
nycteis, Tryblidium nycteis (Billings, 1865) † (FOSSIL)
ovale, Tryblidium ovale Whitfield, 1886 † (FOSSIL)
ovatum, Tryblidium ovatum Whitfield, 1886 † (FOSSIL)
ovoideum, Pilina ovoideum Koken & Perner, 1925 † (FOSSIL)
ovulum, Helcionopsis ovulum Perner, 1903 † - syn of: Sluzka ovulum (Perner, 1903) † (FOSSIL)
peeli, Kosovina peeli Horný, 2004 † (FOSSIL)
perlonga, Pragamira perlonga (Horný, 1963) † (FOSSIL)
pileolum, Tryblidium pileolum Whitfield, 1889 † - syn of: Archinacella pileolum (Whitfield, 1889) † (FOSSIL)
pinnaeformis, Helcionopsis pinnaeformis Perner, 1903 † - syn of: Archaeopraga pinnaeformis (Perner, 1903) † (FOSSIL)
praepostera, Kotysium praepostera (Perner, 1903) † (FOSSIL)
prantli, Pentalina prantli Horný, 1961 † (FOSSIL)
productum, Undicornu productum (Barrande, 1881) † (FOSSIL)
proxima, Archinacellina proxima Perner, 1903 † - syn of: Archinacellina modesta (Perner, 1903) † (FOSSIL)
radiatum, Helcionopsis radiatum (Lindström, 1884) † (FOSSIL)
rectilaterale, Tryblidium rectilaterale Berkey, 1898 † - syn of: Kirengella rectilateralis (Berkey, 1898) † (FOSSIL)
reticulatum, Tryblidium reticulatum Angelin & Lindström, 1880 † (FOSSIL)
reticulatus, Helcionopsis reticulatus Easton, 1943 † (FOSSIL)
rugata, Drahomira rugata (Perner, 1903) † (FOSSIL)
rugosum, Tryblidium rugosum Bradley, 1930 † (FOSSIL)
rutfordi, Proplina rutfordi Webers & al., 1992 † (FOSSIL)
sibelius, Proplina sibelius Stinchcomb, 1986 † (FOSSIL)
simplex, Tryblidium simplex Whitfield, 1886 † (FOSSIL)
solarium, Pilina solarium (Lindström, 1884) † (FOSSIL)
striata, Helcionopsis striata Ulrich & Scofield, 1897 † (FOSSIL)
subcarinata, Helcionopsis subcarinata Ulrich & Scofield, 1897 † (FOSSIL)
sublaevis, Archinacellina sublaevis Perner, 1903 † - syn of: Archinacellina modesta (Perner, 1903) † (FOSSIL)
suttoni, Proplina suttoni Stinchcomb, 1986 † (FOSSIL)
thorsteinssoni, Tryblidium thorsteinssoni Boucot, 1975 † (FOSSIL)
unguis, Pilina unguis (Angelin & Lindström, 1880) † (FOSSIL)
wisconsinensis, Helcionopsis wisconsinensis Ulrich & Scofield, 1897 † (FOSSIL)
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