Simnia bartschi (C. N. Cate, 1973)
Simnia bijuri (C. N. Cate, 1976)
Simnia cf. ilhabelensis Fehse, 2001
Simnia ilhabelensis Fehse, 2001
Simnia jacintoi Fehse & Trigo, 2015
Simnia loebbeckeana (Weinkauff, 1881)
Simnia nicaeensis Risso, 1826
Simnia patula (Pennant, 1777)
Simnia sp. 157890
Simnia sp. 281601
Simnia sp. 42483
Simnia spelta (L., 1758)
Simnialena acuminata (G. B. Sowerby II, 1848)
Simnialena cf. acuminata (Sowerby, 1848)
Simnialena rufa (G. B. Sowerby I, 1833)
Simnialena uniplicata (G. B. Sowerby II, 1849)
Simnialena uniplicata marferula C. N. Cate, 1973
Sphaerocypraea incomparabilis (Briano, 1993) - FAKE
Takasagovolva gigantea (Azuma, 1974)
Takasagovolva honkakujiana (Kuroda, 1929)
Testudovolva cf. pulchella (H.Adams, 1873)
Testudovolva ericae (Cossignani & Calo, 2002)
Testudovolva freemani (Liltved & Millard, 1994)
Testudovolva nebula (Azuma & Cate, 1971)
Testudovolva nipponensis (Pilsbry, 1913)
Testudovolva orientis C. N. Cate, 1973
Testudovolva pulchella (H.Adams, 1873)
Volva cf. striata (Lamarck, 1810)
Volva cumulata Iredale, 1931
Volva habei Oyama, 1961
Volva kilburni Cate, 1975
Volva striata (Lamarck, 1810)
Volva volva (L., 1758)
Volva volva (Linnaeus, 1758)
Volva volva hosoyai Oyama, 1961
Xandarovula aff. hammesi Bertsch & Bibbey, 1982
Xandarovula hammesi Bertsch & Bibbey, 1982
