Echinoidea - Spatangoida - Toxasteridae

PaleoDB taxon number: 33376

Parent taxon: Toxasteridae according to P. M. Kier 1984

Sister taxa: Adytaster, Aphelaster, Enallaster, Enallopneustes, Heteraster, Isaster, Macraster, Mokotibaster, Polydesmaster, Toxaster

Subtaxa: Douvillaster triangularis

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Ecology: slow-moving shallow infaunal deposit feeder-detritivore