''Crotalocrinites'', also known as the feather star, is a genus of extinct sea lily belonging to the family
Crotalocrinitidae. These feather stars were stationary intermediate-level organisms feeding on suspension epifauna. They lived in the
Silurian
The Silurian ( ) is a geologic period and system spanning 23.5 million years from the end of the Ordovician Period, at million years ago ( Mya), to the beginning of the Devonian Period, Mya. The Silurian is the third and shortest period of t ...
period, from the Upper Wenlock age (428.2 ± 1.5 to 422.9 ± 2.8 mya) to the Ludlow age (422.9 ± 1.5 to 418.7 ± 2.8 mya).
Distribution
Devonian of Australia, Kazakhstan, Mongolia. Silurian of Norway, Russia, Ukraine, the United Kingdom, and United States (Illinois, Indiana, Iowa, Wisconsin).
Species
* ''Crotalocrinites cora''
* ''Crotalocrinites rugosus''
References
BiolibPaleobiology Database
*Sepkoski, Jac
Sepkoski's Online Genus Database
Silurian animals of Asia
Silurian crinoids
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