Marathonitaceae

Marathonitaceae
Marathonitaceae
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: Ammonoidea
Order: Goniatitida
Suborder: Goniatitina
Superfamily: Marathonitaceae
Ruzhencev 1938
families

Marathonitaceae is one of seventeen superfamilies of the Goniatitina suborder. They are an extinct group of ammonoid, which are shelled cephalopods related to squids, belemnites, octopodes, and cuttlefish, and more distantly to the nautiloids.

References