Cyathocrinus is an extinct genus of crinoids belonging to the family Cyathocrinitidae.[1][2]

Cyathocrinus
Temporal range: Silurian–Permian [1]
Cyathocrinus goniodactylus, on display at Galerie de paléontologie et d'anatomie comparée in Paris
Scientific classification
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Cyathocrinus

Miller 1821

It is considered related to genera like Cyathocrinites, Gissocrinus, Ichthyocrinus, Meniscocrinus, Occiducrinus.[1]

These stationary intermediate-level epifaunal suspension feeders lived in the Permian of Australia and Pakistan, in the Devonian of the Czech Republic, as well as in the Silurian of the Czech Republic and Sweden, from 428.2 to 254.0 Ma.[1]

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