Kingdom Animalia Class Cephalopoda Order Ammonitida Rank Genus | Phylum Mollusca Subclass Ammonoidea Superfamily Stephanoceratoidea | |
Similar Kossmaticeras, Lissoceras, Lytoceras cornucopia, Kosmoceras spinosum, Leptosphinctes | ||
Labyrinthoceras is an extinct cephalopod genus included in the ammonoid family Sphaeroceratidae, a member of the superfamily Stephanoceratoidea, that lived during middle of the Jurassic Period.
Labtrinthoceras is described as large, round-whorled with an open umbilicus; body chamber smooth with a terminal constriction. The chambered phragmocone is finely ribbed. Coiling is eccentric, a character of the family.
References
Labyrinthoceras Wikipedia(Text) CC BY-SA