Anthozoa - Scleractinia - Caryophylliidae
Parent taxon: Caryophylliidae according to R. L. Squires 1984
See also Wells 1956
Sister taxa: Annoticyathus, Anomocora, Antillocyathus, Asterosmilia, Aulocyathus, Axocyathus, Bourneotrochus, Caryophylliinae, Caryosmilia, Ceratotrochus, Citharocyathus, Coelosmilia, Coenocyathus, Conotrochus, Crispatotrochus, Cyathoceras, Dasmosmilia, Deltocyathus, Desmophyllinae, Discoidocyathus, Eusmiliinae, Goniocorella, Helloceras, Heterocyathus, Kraterostrobilos, Lophelia, Odontocyathoides, Oxysmilia, Paracyathus, Parasmiliinae, Parasmilinae, Placocyathus, Polycyathus, Solenosmilia, Thecocyathinae, Trochocyathus, Vaughanella, Vielicyathus
Subtaxa: Dominicotrochus Idiotrochus Kionotrochus Koilotrochus Notocyathus Pepenocyathus Platytrochus
Ecology: stationary low-level epifaunal microcarnivore
Distribution:
• Quaternary of Japan (1 collection), Vanuatu (1)
• Pliocene to Pleistocene of the Philippines (1)
• Miocene of Australia (6), the Dominican Republic (1), India (1), Indonesia (1), Mexico (1), New Zealand (17)
• Waitakian of New Zealand (1)
• Oligocene of Australia (2), New Zealand (3)
• Eocene of Australia (1), the Netherlands (2), New Zealand (3), Tonga (1), United States (27: Alabama, California, Louisiana, Mississippi, South Carolina, Texas)
• Paleocene of the Netherlands (1), Ukraine (1), United States (5: Texas)
Total: 77 collections including 94 occurrences