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Hysteraster McNamara 1992 (heart urchin)

Echinoidea - Spatangoida - Brissidae

PaleoDB taxon number: 33404

Full reference: K. J. McNamara. 1992. A new genus of marsupiate spatangoid echinoid from the Miocene of South Australia. Records of the South Australian Museum 26:139-147

Parent taxon: Brissidae according to K. J. McNamara 1992

Sister taxa: Aguayoaster, Arcaechinus, Brissopatagus, Brissopsidae, Brissopsis, Brissus, Cionobrissus, Cyclaster, Diplodetus, Eupatagus, Fernandezaster, Fourtaunia, Gillechinus, Gualtieria, Herreraster, Hikelaster, Lajanaster, Macropneustes, Mariania, Mauritanaster, Megapneustes, Meoma, Metalia, Migliorinia, Pharaonaster, Plagiobrissus, Plesiaster, Plesiopatagus, Radiobrissus, Rhynobrissus, Rojasia, Stomaporus, Taimanawa, Trachypatagus, Unifascia

Subtaxa: Hysteraster paragrapsimus

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Type: Hysteraster paragrapsimus

Ecology: slow-moving shallow infaunal deposit feeder-detritivore