Olenekoceras

Olenekoceras
Temporal range:
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: Ammonoidea
Order: Ceratitida
Family: Sibiritidae
Subfamily: Keyserlingitinae
Genus: Olenekoceras
Species
  • O. laevigatum
  • O. middendorffi
  • O. nikitini
  • O. schrenki

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.