†Nucleopygus texanus Clark 1891
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Echinoidea - Cassiduloida - Cassidulidae
Alternative combination: Echinobrissus texanus
Belongs to Nucleopygus according to C. W. Cooke 1953
See also Clark and Twitchell 1915
Sister taxa: Nucleopygus (Jolyclypus), Nucleopygus magnus, Nucleopygus minor, Nucleopygus pullatus, Nucleopygus scrobiculatus, Nucleopygus similis
Type specimen: Its type locality is USGS 768, Austin, which is in a Coniacian carbonate chalk in the Austin Chalk Formation of Texas
Distribution:
• Cretaceous of United States (2: Texas collections)
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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