Skip to content
Vinony
Sections
Maps
Timeline
Graph
Cosmos
Life
Culture
Innovation
People
Climate
Trends
Art
Browse
Search
Search Vinony…
⌘
K
Sign in
Category
Late Jurassic ammonites
page 1
Perisphinctes
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).