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Isaster (heart urchin)

Echinoidea - Spatangoida - Toxasteridae

PaleoDB taxon number: 33405

Parent taxon: Toxasteridae according to A. G. Fischer 1966

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

Subtaxa: Isaster aquitanicus, Isaster benguellensis

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Ecology: slow-moving shallow infaunal deposit feeder-detritivore