Reineckeia is an extinct genus of ammonoid cephalopods belonging to the family Reineckeiidae.Mikko's Phylogeny Archive
These fast-moving nektonic carnivores lived during the Middle Jurassic period, from the Bathonian age to the Callovian age.Sepkoski, Jack Sepkoski's Online Genus Database – Cephalopoda
Description Shells of Reineckeia species can reach a diameter of about .
Distribution Fossils of species within this genus have been found in the Middle Jurassic Calabozo and Los Molles Formations of Argentina, Chile, France, the Berching Formation of Germany, Portugal, Chari Formation of India, Madagascar, Switzerland and United States.Reineckeia at Fossilworks.org
References
External links Ammonites