Hemipneustes

(Redirected from Hemipneustes pyrenaicus)

Hemipneustes is an extinct genus of sea urchins belonging to the family Holasteridae.

Hemipneustes
Temporal range: Cretaceous [1]
Holasteridae - Hemipneustes oculatus.JPG
Fossil of Hemipneustus oculatus from Belgium, on display at Galerie de paléontologie et d'anatomie comparée in Paris
Scientific classification
Kingdom:
Phylum:
Class:
Order:
Family:
Genus:
Hemipneustes

L. Agassiz, 1836

These semi-infaunal detritivores lived during the Upper Cretaceous period, from 70.6 to 66.043 million years ago. Fossils of this genus have been found in the sediments of Netherlands, Belgium, Bulgaria, India, Iran, the Netherlands, Oman and Spain.[1]

DescriptionEdit

Hemipneustes is a quite large sea urchin with a high-domed profile and a well-defined anterior sulcus.[2]

List of speciesEdit

ReferencesEdit