Suborder Sternata (sea urchin)
Parent taxon: Atelostomata according to W. B. Clark and M. W. Twitchell 1915
Sister taxa: Acrolusiidae, Asternata, Aulacopygus, Collyritidae, Disasteridae, Holasteroida, Notidisaster, Orbigniana, Pycnasterides, Spatangoida, Tithoniidae
Subtaxa: none
Ecology: epifaunal grazer-deposit feeder
Distribution: there are no occurrences of Sternata in the database