-
Schizopea abrupta
Ulrich & al., 1931 † (FOSSIL)
-
Sinuopea advena
(Winchell, 1864 †) (FOSSIL)
-
Euconia amphitrite
(Billings, 1865 †) (FOSSIL)
-
Sinuopea basiplanata
Ulrich & al., 1931 † (FOSSIL)
-
Sinuopea cingulata
Ulrich & al., 1931 † (FOSSIL)
-
Euconia conica
J. Heller, 1954 † (FOSSIL)
-
Sellinema dives
J. Perner, 1903 † (FOSSIL)
-
Schizopea dubia
Ulrich & al., 1931 † (FOSSIL)
-
Schizopea elevata
Ulrich & al., 1931 † (FOSSIL)
-
Sinuopea eminencensis
(Ulrich & Bridge, 1931 †) (FOSSIL)
-
Sinuopea emminencis
Ulrich & al., 1931 † (FOSSIL)
-
Euconia etna
(Billings, 1865 †) (FOSSIL)
-
Sellinema frater
J. Perner, 1903 † (FOSSIL)
-
Schizopea grandis
Ulrich & al., 1931 † (FOSSIL)
-
Sinuopea humerosa
Butts, 1926 † (FOSSIL)
-
Sinuopea humilis
Butts, 1926 † (FOSSIL)
-
Sinuopea leiosomella
(Sardeson 1896 †) (FOSSIL)
-
Euconia mosheimensis
Butts, 1926 † (FOSSIL)
-
Umbospira nigricans
J. Perner, 1903 † (FOSSIL)
-
Schizopea normalis
Ulrich & al., 1931 † (FOSSIL)
-
Sinuopea obesa
Butts, 1926 † (FOSSIL)
-
Sellinema obtusa
(J.J.F. Whiteaves, 1892 †) (FOSSIL)
-
Horiostomella otiosa
J. Perner, 1903 † (FOSSIL)
-
Sinuopea parva
(Cleland, 1900 †) (FOSSIL)
-
Euconia pervetusta
(T.A. Conrad, 1838 †) (FOSSIL)
-
Schizopea primordialis
(Winchell, 1864 †) (FOSSIL)
-
Euconia ramseyi
(Billings, 1859 †) (FOSSIL)
-
Euconia sinuata
Flower, 1968 † (FOSSIL)
-
Naticasinus sinus
Pan & Erwin, 2002 † (FOSSIL)
-
Sinuopea stclairi
Ulrich & al., 1931 † (FOSSIL)
-
Schizopea subrotunda
Ulrich & al., 1931 † (FOSSIL)
-
Sinuopea sweeti
(R.P. Whitfield, 1882 †) (FOSSIL)
-
Euconia thule
(Salter) † (FOSSIL)
-
Schizopea transitans
Ulrich & al., 1931 † (FOSSIL)
-
Schizopea typica
Ulrich & al., 1931 † (FOSSIL)
-
Sinuopea typicalis
Butts, 1926 † (FOSSIL)
-
Euconia umbilicata
Dake & Bridge, 1932 † (FOSSIL)
-
Sinuopea vera
Ulrich & al., 1931 † (FOSSIL)
-
Schizopea wanwankouensis
Yü & E.L. Yochelson, 1999 † (FOSSIL)
-
Schizopea washburnensis
Butts, 1926 † (FOSSIL)
-
Sinuopea whittardi
C.M. Poulsen, 1937 † (FOSSIL)
-
Umbospira yochelsoni
Peel, 1977 † (FOSSIL)
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