Eutrephoceras

Eutrephoceras
Temporal range:
Fossil in Cincinnati Museum of Natural History & Science
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: Nautiloidea
Order: Nautilida
Family: Nautilidae
Genus: †Eutrephoceras
Hyatt, 1894
Type species
Nautilus dekayi
Morton 1834
Species

See text

Eutrephoceras is an extinct genus of nautilus from the Late Jurassic to the Miocene (around 161 to 5 million years ago). They are characterized by a highly rounded involute shell with slightly sinuous suture patterns.

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