Tropidocyathus Milne-Edwards & Haime, 1848

Filander, Zoleka N., Kitahara, Marcelo V., Cairns, Stephen D., Sink, Kerry J. & Lombard, Amanda T., 2021, Azooxanthellate Scleractinia (Cnidaria, Anthozoa) from South Africa, ZooKeys 1066, pp. 1-198 : 1

publication ID

https://dx.doi.org/10.3897/zookeys.1066.69697

publication LSID

lsid:zoobank.org:pub:133CE040-A5AF-44F1-BC9A-558C2F06A8AA

persistent identifier

https://treatment.plazi.org/id/70A1A5F1-8C26-4366-8896-0C5BB5BD1418

treatment provided by

ZooKeys by Pensoft

scientific name

Tropidocyathus Milne-Edwards & Haime, 1848
status

 

Tropidocyathus Milne-Edwards & Haime, 1848 View in CoL

Diagnosis.

Corallum cuneiform, with rounded base and calice elliptical in cross section. Costae low, flat, and covered with small granules. Thecal edge costae expanded into alate edge crests and also uniformly granulated. Intercostal regions shallow, narrow, and not pitted. Higher cycle costae originate by trifurcation. Septa highly exsert and hexamerally arranged in four complete cycles. Lamellar pali in three crowns before all but last septal cycle. Each pair of P3 and single P2 in a system forming a chevron arrangement, but not fused. Columella papillose.

Type species.

Flabellum lessoni Michelin, 1842, by monotypy.