Taxonavigation

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Taxonavigation: Acanthocerataceae (Ammonitina) 

Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Spiralia
Cladus: Lophotrochozoa
Phylum: Mollusca
Classis: Cephalopoda
Subclassis: †Ammonoidea
Ordo: †Ammonitida
Subordo: †Ammonitina
Superfamilia: Acanthocerataceae

Familia: Sphenodiscidae
Genus: Sphenodiscus

Species: S. lobatus – S. pleurisepta

Name

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Sphenodiscus Meek, 1871

References

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  • Landman, Neal H. & Cobban, William A.. (2003) "Ammonites from the Upper Part of the Pierre Shale and Fox Hills Formation of Colorado" American Museum Novitates 3388(1):1–45