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†family Anorthopygidae Wagner and Durham 1966 (sea urchin)

Echinoidea - Holectypoida

PaleoDB taxon number: 168454

Full reference: C. D. Wagner and J. W. Durham. 1966. Holectypoids. Treatise on Invertebrate Paleontology,Part U Echinodermata 3. The Geological Society of America and The University of Kansas Press 2:U440-U450

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

Sister taxa: Adelopneustes, Coenholectypidae, Conoclypina, Discoididae, Duperieria, Echinogalerus, Holectypidae, Holectypina, Neoglobator

Subtaxa: Anorthopygus

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Type: Anorthopygus

Ecology: semi-infaunal detritivore