Olenekoceras

Not to be confused with Olenecoceras.

Olenekoceras is an ammonoid cephalopod from the Lower Triassic included in the ceratitid family Sibiritidae, once included in the Noritaceae but now in the Ceratitaceae.

Olenekoceras Temporal range: Olenekian[1] PreꞒ Ꞓ O S D C P T J K Pg N ↓
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Cephalopoda
Subclass:	Ammonoidea
Order:	Ceratitida
Family:	Sibiritidae
Subfamily:	Keyserlingitinae
Genus:	Olenekoceras
Species [2]
O. laevigatum O. middendorffi O. nikitini O. schrenki

Distribution

Japan and the Russian Federation.^[2]