Protozoa - Nassellaria - Pterocorythidae
Parent taxon: Acanthodesmiacea according to P. De Wever et al. 2001
See also Sharma and Takahashi 2007
Sister taxa: Acanthodesmiidae, Artostrobiidae, Bulbocyrtiidae, Cannobotryidae, Carpocaniidae, Cuniculiformidae, Monicastericidae, Paratympanidae, Planispinocyrtiidae, Rotaformidae, Sethophormididae, Spongolophophenidae, Spongosilicarmigeridae, Stephaniidae, Theopiliidae, Triospyrididae
Subtaxa: Albatrossidium Androcyclas Anthocyrtidium Calocycletta Cryptocarpium Lamaprocyrtis Lamprocyclas Lamprocyrtis Podocyrtis Pterocorys Theocorythium Theocyrtis
Ecology: passively mobile planktonic omnivore
Distribution:
• NN21 of North Pacific (15 collections)
• Quaternary of Indian Ocean (4), Japan (8), North Pacific (49)
• Pliocene to Pleistocene of North Pacific (8), South Pacific (1)
• Pliocene of Ecuador (2), North Pacific (38), South Pacific (3)
• Miocene to Pliocene of North Pacific (7)
• Miocene of Ecuador (2), Indian Ocean (1), North Pacific (445), South Pacific (1)
• Oligocene to Miocene of North Pacific (38)
• Oligocene of New Zealand (4), North Pacific (177), South Pacific (4)
• Eocene to Oligocene of North Pacific (35), South Pacific (2)
• Eocene of Cyprus (6), North Atlantic (15), North Pacific (197), Peru (1), South Pacific (34)
• Paleocene to Eocene of North Atlantic (2)
• Paleocene of Cyprus (1), New Zealand (18), North Atlantic (2)
• Cretaceous of Austria (3), New Zealand (7)
• Jurassic to Cretaceous of Austria (1)
• Jurassic of Austria (12)
Total: 1143 collections including 2677 occurrences