Biology:Cydrocrinus

Cydrocrinus; Temporal range: Carboniferous PreЄ Є O S D C P T J K Pg N
	Fossil of Cydrocrinus from Carboniferous of United States
Scientific classification
Kingdom:	Animalia
Phylum:	Echinodermata
Subphylum:	Crinozoa
Class:	Crinoidea
Subclass:	Camerata
Order:	Cladida
Genus:	Cydrocrinus; Kirk, 1940

Short description: Extinct genus of crinoids

Cydrocrinus is an extinct genus of crinoids.

Fossil records

This genus is known in the fossil records of the Carboniferous period of United States (age range: 345.3 to 342.8 million years ago).^[2]

↑ Kirk, E. 1940. Seven new genera of Carboniferous Crinoidea Inadunata. Journal of the Washington Academy of Sciences 30: 321 -
↑ Paleobiology Database

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Cydrocrinus Temporal range: Carboniferous PreЄ Є O S D C P T J K Pg N

Fossil of Cydrocrinus from Carboniferous of United States
Scientific classification
Kingdom:	Animalia
Phylum:	Echinodermata
Subphylum:	Crinozoa
Class:	Crinoidea
Subclass:	Camerata
Order:	Cladida
Genus:	Cydrocrinus Kirk, 1940 ^[1]