Peroniceras is an ammonite (an extinct group of marine mollusc) belonging to the Ammonitida family Collignoniceratidae. Species of this genus were widespread throughout the world. They were fast-moving nektonic carnivore shelled ammonoids. Distribution Cretaceous of Antarctica, Cameroon, Canada (British Columbia), Denmark, France, India, Mexico, Nigeria, South Africa, United States (California), Venezuela ; Jurassic of Japan References Further reading John Bernard Reeside The cephalopods of the Eagle sandstone and related formations Ammonitida genera Collignoniceratidae Cretaceous ammonites Ammonites of Africa Cretaceous Africa Ammonites of Asia Jurassic Asia Ammonites of Europe Cretaceous Europe Ammonites of North America Cretaceous Canada Cretaceous Mexico Cretaceous United States Ammonites of South America Cretaceous Venezuela Coniacian genus first appearances Santonian genus extinctions