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Genus: Grippina W.H. Dall, 1912 (DB: 9 SP)
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Grippina acherontis
B.A. Marshall, 2002
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Grippina aupouria
(A.W.B. Powell, 1937)
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Grippina californica
W.H. Dall, 1912
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Grippina coronata
F.M. Machado & F.D. Passos, 2015
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Grippina globosa
B.A. Marshall, 2002
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Grippina pumila
B.A. Marshall, 2002
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Grippina punctata
B.A. Marshall, 2002
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Grippina rex
B.A. Marshall, 2002
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Grippina spirata
B.A. Marshall, 2002
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Genus: Spheniopsis C.L.F. von Sandberger, 1863 (DB: 8 SP)
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Spheniopsis brasiliensis
F.M. Machado & F.D. Passos, 2015
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Spheniopsis frankbernardi
E.V. Coan, 1990
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Spheniopsis missippiensis
(Meyer 1887) † (FOSSIL)
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Spheniopsis mississippiensis
(O.G. Meyer, 1887 †) (FOSSIL)
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Spheniopsis scalaris
(A. Braun, 1851 †) (FOSSIL)
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Spheniopsis sculpturata
E.V. Coan & P.H. Valentich-Scott, 2012
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Spheniopsis senegalensis
R. von Cosel, 1995
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Spheniopsis triquetra
(A.E. Verrill & K.J. Bush, 1898)
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