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Kosmermoceras Temporal range: Bajocian PreꞒ Ꞓ O S D C P T J K Pg N ↓
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Cephalopoda
Subclass:	†Ammonoidea
Order:	†Ammonitida
Family:	†Stephanoceratidae
Genus:	†Kosmermoceras Arkell, 1952

Kosmermoceras is an extinct genus from a well-known class of fossil cephalopods, the ammonites. It lived during the Jurassic Period, which lasted from approximately 200 to 145 million years ago.

References

1. ^ Sepkoski, Jack (2002). "A compendium of fossil marine animal genera (Cephalopoda entry)". Bulletins of American Paleontology. 364: 560. Archived from the original on 2008-05-07. Retrieved 2008-04-05.
2. "Paleobiology Database - Kosmermoceras". Retrieved 2017-10-19.

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