†family Plesiasteridae Lambert 1920 (heart urchin)

Echinoidea - Spatangoida - Plesiasteridae

Full reference: J. Lambert. 1920. Etude sur quelques formes primitives de Spatangidés. Bulletin de la Société des Sciences Historiques et Naturelles de l’Yonne 73:1-41

Parent taxon: Micrasterina according to A. Kroh and A. B. Smith 2010

Sister taxa: Aeropsidae, Micrasteridae, Ovulasteridae

Subtaxa: none

Ecology: slow-moving shallow infaunal deposit feeder-detritivore

Distribution: there are no occurrences of Plesiasteridae in the database

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