Skirroceras bayleanum

Skirroceras bayleanum is a Stephanoceratacean (ammonite) species belonging to the family Stephanoceratidae.

These fast-moving nektonic carnivores lived during the Jurassic period, in the Bajocian age.

Description
Skirroceras bayleanum has a shell reaching about 10.8 cm of diameter.

Distribution
Fossils of Skirroceras bayleanum are found in the Middle Jurassic Bajocian age marine strata of United Kingdom and France.