Kingdom Animalia Phylum Mollusca Order Ammonitida | Family Ataxioceratidae Rank Genus Subclass Ammonites | |
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Similar Ammonites, Oxycerites, Ochetoceras, Orthaspidoceras, Macrocephalites | ||
Orthosphinctes is a genus of ammonites belonging to the order Ammonitida family Ataxioceratidae.
They lived in the late Jurassic period, in the Kimmeridgian age, which occurred 155.7-150.8 million years ago. These shelled ammonoids were nektonic, fast-moving and carnivore.
Fossils distribution
Jurassic of Algeria, France, India, Iran, Italy, Madagascar, Spain, Yemen.
References
Orthosphinctes Wikipedia(Text) CC BY-SA