†family Anorthopygidae Wagner and Durham 1966 (sea urchin)
Echinoidea - Holectypoida - Anorthopygidae
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
See also Wagner and Durham 1966
Sister taxa: Coenholectypidae, Conoclypina, Discoididae, Duperieria, Echinogalerus, Galerites, Holectypidae, Holectypina, Neoglobator
Subtaxa: Anorthopygus
Type: Anorthopygus
Ecology: semi-infaunal detritivore
Distribution:
• Cretaceous of Egypt (5 collections), France (4), Spain (1), the United Arab Emirates (1)
Total: 11 collections each including a single occurrence