Cyathocrinus

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

Cyathocrinus Temporal range: Silurian–Permian PreꞒ Ꞓ O S D C P T J K Pg N [1]
Cyathocrinus goniodactylus, on display at Galerie de paléontologie et d'anatomie comparée in Paris
Scientific classification
Kingdom:	Animalia
Phylum:	Echinodermata
Subphylum:	Crinozoa
Class:	Crinoidea
Subclass:	Camerata
Order:	Cladida
Family:	Cyathocrinitidae
Genus:	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]