Gastropoda - Neogastropoda - Volutidae
Alternative spelling: Psephaea
Parent taxon: Fulgoraria according to J. D. Mount 1976
See also Addicott 1970, Nagao 1928, Oleinik and Marincovich 2003 and Sepkoski 2002
Sister taxa: Fulgoraria (Kurodina), Fulgoraria (Miopleiona), Fulgoraria (Musashia), Fulgoraria (Saotomea), Fulgoraria chinensis, Fulgoraria oregonensis
Subtaxa: Fulgoraria (Psephaea) megaspira Fulgoraria (Psephaea) zinsmeisteri Psephaea corrugata
Ecology: epifaunal carnivore
Distribution:
• Pliocene of United States (1: California collection)
• Oligocene to Miocene of United States (1: Alaska)
• Oligocene of Japan (1), United States (1: Alaska)
• Eocene of the Russian Federation (2)
• Paleocene of Greenland (1), United States (4: California)
Total: 11 collections including 12 occurrences