Trochocyathus

Trochocyathus is a genus of corals in the family Caryophylliidae. Living species are found in waters near Hawai'i at depths of 64 to 1,020 meters (210 to 3,346 ft).^[1] Fossil species are found as far back as the latest Paleocene in the Dilwyn Formation of Australia,^[2] in the late Cretaceous in the Woodbury Formation of New Jersey,^[3] and in Suffolk.^[4]

Trochocyathus
Trochocyathus sp., Black Jurassic, Germany
Scientific classification
Kingdom:	Animalia
Phylum:	Cnidaria
Subphylum:	Anthozoa
Class:	Hexacorallia
Order:	Scleractinia
Family:	Caryophylliidae
Genus:	Trochocyathus Milne-Edwards & Haime, 1848
Species
See text

Platycyathus is sometimes regarded as a subgenus within Trochocyathus.^[2][5]

Species

• Trochocyathus aithoseptatus Cairns, 1984^[1]
• †Trochocyathus anglicus Duncan, 1872^[4]
• †Trochocyathus balanophylloides Bolsche, 1870^[1]
• Trochocyathus burchae Cairns, 1984^[1]
• Trochocyathus gardineri Vaughan, 1907^[1]
• Trochocyathus mauiensis Vaughan, 1907^[1]
• Trochocyathus oahensis Vaughan, 1907^[1]
• Trochocyathus patelliformis Cairns, 1999^[1]
• Trochocyathus rhombocolumna Alcock, 1902^[1]
• †Trochocyathus wilkinsoni Dennant, 1904^[1]