Perisphinctes

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Perisphinctes
Temporal range: Callovian–Tithonian[1]
File:Perisphinctes ammonite.jpg
Exhibit from the Museum of Natural History in Berlin
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: †Ammonoidea
Order: †Ammonitida
Family: †Perisphinctidae
Subfamily: †Perisphinctinae
Genus: †Perisphinctes
Waagen, 1869[2]
Type species
Ammonites variocostatus[4]
Buckland, 1836
Species[3]
  • P. abadiensis
  • P. arussiorum
  • P. birmensdorfensis
  • P. choffati
  • P. gallarum
  • P. hillebrandti
  • P. jubailensis
  • P. parandieri
  • P. picteti
  • P. roubyanus
  • P. stenocyclus
  • P. variocostatus

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.[5] The species P. boweni was named after the English chemist and geologist E. J. Bowen (1898–1980).[6]

Distribution

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Cephalopods 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.[3]

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References

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