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Cyathidium
Taxonomy
Cyathidium was named by Steenstrup (1846) [Sepkoski's age data: J Tith R]. It is extant.
It was assigned to Cyrtocrinida by Sepkoski (2002).
It was assigned to Cyrtocrinida by Sepkoski (2002).
Species lacking formal opinion data
Sister genera
Aspidocrinus, Bilecicrinus, Brachiomonocrinus, Calamocrinus, Capsicocrinus, Coollarocrinus, Cotylederma, Crataegocrinus, Cyclocrinus, Cyrtocrinus, Dibrachiocrinus, Dinardocrinus, Eudesicrinus, Eugeniacrinites, Fishericrinus, Gammarocrinites, Gutticrinus, Gymnocrinus, Hemibrachiocrinus, Hemicrinus, Holopus, Hoyacrinus, Labiocrinus, Lonchocrinus, Ninocrinus, Paracotylederma, Paragammarocrinites, Phyllocrinus, Pilocrinus, Plicatocrinus, Proholopus, Psalidocrinus, Quenstedticrinus, Remisovicrinus, Sacariacrinus, Sclerocrinus, Strambergocrinus, Taurocrinus, Tetracrinus, Torynocrinus
Download authority and opinion data - View classification of included taxa
Synonymy list
| Year | Name and author |
|---|---|
| 1846 | Cyathidium Steenstrup |
| 2002 | Cyathidium Sepkoski, Jr. |
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