{{Automatic taxobox | fossil_range = | image = Perisphinctes ammonite.jpg | image_caption = Exhibit from the Museum of Natural History in Berlin. | taxon = Perisphinctes | authority = Waagen, 1869 | subdivision_ranks = Species | subdivision_ref = | subdivision = * P. abadiensis P. arussiorum P. birmensdorfensis P. choffati P. gallarum P. hillebrandti P. jubailensis P. parandieri P. picteti P. roubyanus P. stenocyclus P. variocostatus | type_species = Ammonites variocostatus| type_species_authority = Buckland, 1836 }}Perisphinctes is an extinct genus of ammonite cephalopod. They lived during the Middle to Late Jurassic epochs and serve as an index fossil for that time period. The species P. boweni'' was named after the English chemist and geologist E. J. Bowen (1898–1980). Distribution Shells of species belonging to this genus have been found in the Jurassic of Antarctica, Argentina, Chile, Cuba, Egypt, Ethiopia, France, Germany, Hungary, India, Iran, Italy, Japan, Madagascar, Poland, Portugal, Russia, Saudi Arabia, Spain, Switzerland, the United Kingdom and Yemen. Gallery References Ammonitida genera Perisphinctidae Late Jurassic ammonites Late Jurassic ammonites of Europe Ammonites of Africa Jurassic animals of Africa Ammonites of Asia Jurassic Asia Ammonites of South America Jurassic Argentina Jurassic Chile Fossil taxa described in 1869 Callovian first appearances Late Jurassic extinctions