Protozoa - Spumellaria - Coccodiscidae
Parent taxon: Coccodiscidae according to P. De Wever et al. 2001
Sister taxa: Coccodiscinae, Heliosestrum, Stylocyclia
Subtaxa: Cypassis Diartus Didymocyrtis Spongoliva
Ecology: passively mobile planktonic omnivore
Distribution:
• NN21 of North Pacific (20 collections)
• Neodenticula seminae of North Pacific (1)
• Quaternary of Japan (8), North Pacific (70), Southern Ocean (1)
• Pliocene to Pleistocene of North Pacific (8), South Pacific (1)
• Pliocene of Ecuador (1), North Pacific (46)
• Miocene to Pliocene of North Pacific (8)
• Miocene of Ecuador (1), Indian Ocean (9), North Pacific (446), South Pacific (1)
• Oligocene to Miocene of North Pacific (37)
• Oligocene of North Pacific (130), South Pacific (1)
• Eocene to Oligocene of North Pacific (8)
Total: 797 collections including 1573 occurrences