Superorder Atelostomata Rank Family Kingdom Animalia | Phylum Echinodermata Order Spatangoida Class Echinoidea | |
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Similar Hemiasteridae, Spatangoida, Holasteridae, Saleniidae, Heteraster | ||
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.
Genera
References
Toxasteridae Wikipedia(Text) CC BY-SA