Toxasteridae

Toxasteridae Temporal range: Cretaceous PreꞒ Ꞓ O S D C P T J K Pg N [1]
Fossil of Heteraster oblongus from France, on display at Galerie de paléontologie et d'anatomie comparée in Paris
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Echinodermata
Class:	Echinoidea
Order:	Spatangoida
Family:	†Toxasteridae J. Lambert, 1920

Toxasteridae is an extinct family of sea urchins.

These slow-moving shallow infaunal deposit feeder-detritivores lived during the Cretaceous period, from 145.5 to 61.7 Ma.^[1]