Catopygus (sea urchin)

Echinoidea - Irregularia - Nucleolitidae

Synonym: Penesticta Pomel 1883

Parent taxon: Nucleolitidae according to P. M. Kier 1966

See also Clark and Twitchell 1915, Grant and Hertlein 1938, Kier 1962 and Sepkoski 2002

Sister taxa: Clypeopygus, Hemicara, Heteronucleus, Hypopygurus, Nucleolites, Oolopygus, Phyllobrissus, Plagiochasma, Pseudonucleus, Pseudosorella, Pygaulus, Pygopistes, Pygorhynchus

Subtaxa: Catopygus bargesii Catopygus cajonensis Catopygus californicus Catopygus carinatus Catopygus mississippiensis Catopygus pusillus Catopygus rodriguezi

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Ecology: epifaunal grazer-deposit feeder


• Eocene of United States (1: California collection)

• Cretaceous to Paleogene of the Netherlands (1)

• Cretaceous of Belgium (3), Cuba (1), France (20), the Netherlands (1), the United Kingdom (17), United States (3: Mississippi, New Jersey)

Total: 47 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.

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