Platycrinites
Extinct genus of crinoids / From Wikipedia, the free encyclopedia
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Platycrinites are an extinct genus of Paleozoic stalked crinoids belonging to the family Platycrinitidae.[2]
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Fossil specimens of Platycrinites hemisphaericus from United States, on display at Galerie de paléontologie et d'anatomie comparée in Paris | |
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Genus: | Platycrinites Miller 1821 |
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These stationary upper-level epifaunal suspension feeders lived during the Devonian, Permian and the Carboniferous periods, from 376.1 to 259.0 Ma.[1]