Marathonitinae

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Marathonitinae
Scientific classification e
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: Ammonoidea
Order: Goniatitida
Family: Marathonitidae
Subfamily: Marathonitinae
Ruzhencev, 1938
Genera

Marathonitinae is one of four subfamilies in the family Marathonitidae. They are an extinct group of ammonoid, which are shelled cephalopods related to squids, belemnites, octopuses, and cuttlefish, and more distantly to the nautiloids.

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