Gracilechinus

Taxonavigation[edit]

Taxonavigation: Echinoida
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 Infraclassis: Carinacea Superordo: Echinacea Ordo: Echinoida

Familia: Echinidae
Genus: Gracilechinus
Species:

Gracilechinus Fell & Pawson, 1966
- Type species: Echinus gracilis Agassiz, 1869
  - Fixation: original designation

Fell, H.B.; Pawson, D.L. 1966: Echinacea. Pp. U367-U440 in R. C. Moore (ed.) Treatise on Invertebrate Paleontology, U. Echinodermata. 3 (2) GSA & Univ. Kansas Press, Boulder, CO & Lawrence, KS. [U431]