Pachysphinctes
Pachysphinctes is an extinct genus of ammonites belonging to the Perisphinctidae family.[1] Fossil recordFossils of Pachysphinctes are found in marine strata of the Jurassic (age range: from 150.8 to 145.5 million years ago.). Fossils are known from some localities in Antarctica, Cuba, Germany, India, Madagascar and Yemen.[2] References
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