Phenacoceratidae
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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: †Goniatitida
Subordo: Tornoceratatina
Superfamilia: Dimerocerataceae
Familia: Phenacoceratidae
Genera: Clymenoceras – Cycloclymenia
Name edit
Phenacoceratidae Wedekind, 1918
References edit
The Paleobiology Database Accessed 10/8/07