Wrightoceras

Wrightoceras is an extinct genus of cephalopod, belonging to the Ammonite subclass, that lived during the Turonian epoch of the Late Cretaceous.
Distribution.
Fossils of "Wrightoceras" have been found in Brazil, Colombia (La Frontera Formation), Egypt, Gabon, Mexico, Morocco, Nigeria, Oman, Peru, Tunisia, United States (Texas), and Venezuela.