Periechocrinus

Periechocrinus is an extinct genus of crinoids belonging to the order Monobathrida, family Periechecrinidae.[2][3]

Periechocrinus
Temporal range: Silurian–Carboniferous [1]
Fossil specimen of Periechocrinus costatus from United Kingdom, 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:
Monobathrida
Family:
Periechecrinidae
Genus:
Periechocrinus

Morris 1843
Synonyms
  • Periechocrinites

These stationary upper-level epifaunal suspension feeders lived during the Carboniferous period and the Mississippian age of Australia, as well as in the Silurian of Canada, Czech Republic, United Kingdom and United States, from 436.0 to 345.3 Ma.[1]

Species
  • Periechocrinus costatus (Austin and Austin)
  • Periechocrinus indicator Etheridge Jr. 1892 [1]

Description

Periechocrinus species were about 30 centimetres (12 in) high.

References
  1. The Paleobiology Database
  2. Encyclopedia of Life
  3. W.H.C. Ramsbottom Periechocrinus versus Periechocrinites - Annals and Magazine of Natural History: Series 12 Volume 7, Issue 81, 1954


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