Apatopygidae

Apatopygus recens

Taxonavigation

Taxonavigation: Cassiduloida
Superregnum: Eukaryota Cladus: Unikonta Cladus: Opisthokonta Cladus: Holozoa Regnum: Animalia Subregnum: Eumetazoa Cladus: Bilateria Cladus: Nephrozoa Superphylum: Deuterostomia Phylum: Echinodermata Subphylum: Eleutherozoa Superclassis: Cryptosyringida Classis: Echinoidea Subclassis: Euechinoidea Superordo: Atelostomata Ordo: Cassiduloida

Familia: Apatopygidae
Genera (2 + 2†): Apatopygus – †Jolyclypus – †Nucleopygus – Porterpygus

Type genus: Apatopygus Hawkins, 1920, by monotypy.

Kier, P.M. 1962. Revision of the cassuloid echinoids. Smithsonian Miscellaneous Collections 144(3): 262 pp. + 44 pl. BHL

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