Holasteridae

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
Superorder:	Atelostomata
Order:	Holasteroida
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.