Kosmermoceras

Phylum:Mollusca

Class:Cephalopoda

Subclass:†Ammonoidea

Order:†Ammonitida

Kosmermoceras Temporal range: Bajocian[1] PreꞒ Ꞓ O S D C P T J K Pg N ↓
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Cephalopoda
Subclass:	†Ammonoidea
Order:	†Ammonitida
Family:	†Stephanoceratidae
Genus:	†Kosmermoceras Arkell, 1952[2]

Kosmermoceras is an extinct genus from a well-known class of fossil cephalopods, the ammonites. It lived during the Jurassic Period,^[1] which lasted from approximately 200 to 145 million years ago.