Ataxioceratidae

Ataxioceratidae is an extinct Ammonite cephalopod family included in the superfamily Perisphinctoidea. These fast-moving nektonic carnivores lived during the Jurassic and Cretaceous periods.

Genera

 * Catutosphinctes
 * Choicensisphinctes
 * Katroliceras
 * Lithacoceras
 * Lithacosphinctes
 * Orthosphinctes

Distribution
Fossils of species within this genus have been found in the Cretaceous of Yemen, as well as in Jurassic sediments of Antarctica, Argentina, Canada, China, Cuba, France, Germany, Hungary, India, Iran, Italy, Madagascar, Nepal, Somalia, Spain, United States.