africanoides, Ptomatis africanoides (Cowper Reed, 1925) † (FOSSIL)
atavus, Tritonophon atavus Troedsson, 1919 † - syn of: Tritonophon subtrilobatus (Troedsson, 1919) † (FOSSIL)
bidorsata, Tetranota bidorsata (Hall, 1847) † (FOSSIL)
bidorsata minor, Tetranota bidorsata minor (Ulrich & Scofield, 1897) † (FOSSIL)
bisulcata, Tritonophon bisulcata Römer, 1843 † - syn of: Nylanderina bisulcata (Römer, 1843) † (FOSSIL)
bohemica, Tritonophon bohemica (Perner, 1903) † (FOSSIL)
boucoti, Plectonotoides boucoti Peel, 1974 † (FOSSIL)
carina, Tritonophon carina (Beushausen, 1884) † (FOSSIL)
carrickensis, Tetranota carrickensis Cowper Reed, 1921 † (FOSSIL)
carrickensis craigensis, Tetranota carrickensis craigensis Reed, 1921 † (FOSSIL)
carrickensis etheridgei, Tetranota carrickensis etheridgei Cowper Reed, 1921 † (FOSSIL)
charon, Tetranota charon (Billings, 1860) † (FOSSIL)
cherylae, Plectonotoides cherylae Peel, 1974 † (FOSSIL)
conspicua, Tetranota conspicua (d'Eichwald, 1840) † (FOSSIL)
craigensis, Tetranota craigensis Cowper Reed, 1921 † (FOSSIL)
craigensis, Tetranota carrickensis craigensis Reed (FOSSIL)
decurrens, Tetranota decurrens (d'Eichwald, 1860) † (FOSSIL)
derbyi, Plectonotus derbyi (Clarke, 1899) † (FOSSIL)
dereimsi, Plectonotus dereimsi (Knod, 1908) † (FOSSIL)
divergens, Tetranota divergens (Koken, 1897) † (FOSSIL)
etheridgei, Tetranota carrickensis etheridgei Cowper Reed (FOSSIL)
fraternus, Plectonotus fraternus Cowper Reed, 1908 † - syn of: Plectonotus derbyi (Clarke, 1899) † (FOSSIL)
gaspensis, Plectonotoides gaspensis (Clarke, 1908) † (FOSSIL)
hapsideus, Plectonotus hapsideus Clarke, 1913 † (FOSSIL)
hippopus, Tetranota hippopus (Salter, 1866) † (FOSSIL)
jugata, Tetranota jugata (Koken, 1896) † (FOSSIL)
kivitalonae, Tritonophon kivitalonae Peel, 1974 † (FOSSIL)
laticarinata, Plectonotus laticarinata Knod, 1908 † (FOSSIL)
lineata, Tetranota lineata (Koken, 1896) † (FOSSIL)
macra, Tetranota macra Ulrich & Scofield, 1897 † (FOSSIL)
maider, Atlantophon maider Horný, 1997 † (FOSSIL)
mareki, Boucotonotus mareki (Horný, 1963) † (FOSSIL)
minor, Tetranota bidorsata minor Ulrich & Scofield (FOSSIL)
moreirai, Ptomatis moreirai Clarke, 1913 † (FOSSIL)
obsoleta, Ptomatis obsoleta Hall, 1876 † - syn of: Ptomatis patulus (Hall, 1843) † (FOSSIL)
obsoleta, Tetranota obsoleta Ulrich & Scofield, 1897 † (FOSSIL)
obtusangula, Tetranota obtusangula Koken, 1897 † - syn of: Tetranota jugata (Koken, 1896) † (FOSSIL)
patulus, Ptomatis patulus (Hall, 1843) † (FOSSIL)
peeli, Tritonophon peeli Horný, 1997 † (FOSSIL)
proteiforme, Ptomatis proteiforme Hyde, 1953 † (FOSSIL)
quadrilobatus, Plectonotus quadrilobatus (Cowper Reed, 1904) † (FOSSIL)
raricostatus, Plectonotus raricostatus Radabaugh, 1942 † (FOSSIL)
rectangularis, Plectonotus rectangularis Knod, 1908 † (FOSSIL)
reissi, Plectonotus reissi Clarke, 1899 † (FOSSIL)
rotalinea, Tritonophon rotalinea Hall, 1879 † - syn of: Crenistriella rotalinea (Hall, 1879) † (FOSSIL)
rudicostata, Tetranota rudicostata Koken, 1897 † (FOSSIL)
rudis, Ptomatis rudis (Hall, 1860) † (FOSSIL)
rugosa, Tetranota rugosa (Emmons, 1855) † (FOSSIL)
salteri, Plectonotus salteri Clarke, 1899 † (FOSSIL)
scanica, Tetranota scanica Ebbestad & al., 2013 † (FOSSIL)
sexcarinata, Tetranota sexcarinata Ulrich & Scofield, 1897 † (FOSSIL)
silurica, Tetranota silurica (d'Eichwald, 1840) † (FOSSIL)
snajdri, Boucotonotus snajdri (Horný, 1963) † (FOSSIL)
subtrilobatus, Tritonophon subtrilobatus (Troedsson, 1919) † (FOSSIL)
trilobatus, Plectonotoides trilobatus (Conrad, 1839) † (FOSSIL)
trilobatus, Tritonophon trilobatus (Sowerby & Murchison, 1839) † (FOSSIL)
trimetra, Tritonophon trimetra (Öpik, 1953) † (FOSSIL)
umbilicata, Tetranota umbilicata Yü, 1961 † (FOSSIL)
wisconsinensis, Tetranota wisconsinensis (Whitfield, 1878) † (FOSSIL)
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