Neptunea (Trophonopsis) (snail)

Gastropoda - Neptuneidae

Alternative spellings: Trophon (Trophonopsis), Trophonopsis

Parent taxon: Neptunea according to Dall 1919

See also Chiesa et al. 1995, Hickman 1980 and Sepkoski 2002

Sister taxa: Neptunea (Neptunea), Neptunea (Sulcosipho), Neptunea alaquaensis, Neptunea cretacea, Neptunea despecta, Neptunea diminuta, Neptunea gracilis, Neptunea humboldtiana, Neptunea ithia, Neptunea lyrata, Neptunea modestoidea, Neptunea stonei

Subtaxa: Trophonopsis platacantha

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Ecology: epifaunal

Distribution:

• Quaternary of Ireland (1 collection), Italy (1)

• Pliocene of Italy (1), Japan (1)

• Oligocene of Denmark (1), France (9), United States (2: Washington)

• Eocene of United States (9: Oregon)

• Paleocene of Greenland (3)

Total: 28 collections including 33 occurrences

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