Echinoidea name details
basis of record
Saucède, T. & Néraudeau, D. 2006. An 'Elvis' echinoid, Nucleopygus (Jolyclypus) jolyi, from the Cenomanian of France: phylogenetic analysis, sexual dimorphism and neotype designation. Cretaceous Research 27, 542-554. page(s): 544 [details]
Neotype MNHN-DHT R65001, geounit Île Madame [details]
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