Lithacoceras

Lithacoceras is an extinct Ammonite cephalopod genus included in the superfamily Perisphinctoidea. These fast-moving nektonic carnivores lived during the Jurassic period, from the Oxfordian age to the Tithonian age.[1]

Lithacoceras Temporal range: Oxfordian–Tithonian[1] PreꞒ Ꞓ O S D C P T J K Pg N
Fossil of Lithacoceras achilles from France, on display at Galerie de paléontologie et d'anatomie comparée in Paris
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Cephalopoda
Subclass:	Ammonoidea
Order:	Ammonitida
Superfamily:	Perisphinctoidea
Family:	Ataxioceratidae
Genus:	Lithacoceras Hyatt, 1900
Species [2]
Lithacoceras malarguense Spath, 1931 Lithacoceras picunleufuense Parent et al., 2011

Distribution

Fossils of species within this genus have been found in the Jurassic sediments of Antarctica, Argentina, Canada, Cuba, France, Germany, Madagascar, Somalia, Spain, United States and Yemen.[2]

References

1. Sepkoski, Jack (2002). "A compendium of fossil marine animal genera (Cephalopoda entry)". Bulletins of American Paleontology. 363: 1–560. Archived from the original on 2008-05-07. Retrieved 2017-10-18.
2. Paleobiology Database - Lithacoceras. 2017-10-19.

• Wojciech Brochwicz-Lewiński Middle Oxfordian representatives of the genera Lithacoceras Hyatt, 1900, and Liosphinctes Buckman, 1925, from the Polish Jura Chain