Biology:Holasteridae

Short description: Extinct family of sea urchins

Holasteridae Temporal range: Cretaceous PreЄ Є O S D C P T J K Pg N
Fossil of Hemipleustus oculatus from Belgium, on display at Galerie de paléontologie et d'anatomie comparée in Paris
Scientific classification
Kingdom:	Animalia
Phylum:	Echinodermata
Class:	Echinoidea
Order:	Holasteroida
Suborder:	Meridosternata
Family:	†Holasteridae Pictet, 1857

Holasteridae is an extinct family of sea urchins.

These semi-infaunal detritivores lived during the Cretaceous period, from 140.2 to 53.0 Ma.

Genera

Aurelianaster Basseaster Cardiaster Cardiotaxis Cibaster Duncaniaster Echinocorys Entomaster Galeaster Ganbirretia Garumnaster Guettaria Hagenowia

Hemipneustes Holaster Infulaster Ismidaster Jeronia Lampadaster Lampadocorys Messaoudia Offaster Opisopneustes Paronaster Pseudananchys Pseudholaster

Pseudoffaster Pseudoholaster Rispolia Scagliaster Stegaster Sternotaxis Taphraster Tholaster Titanaster Toxopatagus Zumoffenia

References

Wikidata ☰ Q18349757 entry