''Skirroceras'' is a Stephanoceratoidean (ammonite) genus belonging to the family

Stephanoceratidae Stephanoceratidae is a family of planulate and coronate ammonites within the Stephanoceratoidea Stephanoceratoidea, formerly Stephanocerataceae, is a superfamily of middle- upper Jurassic ammonoid cephalopods within the order Ammonitida cont ...

. These fast-swimming carnivores lived during the

Jurassic The Jurassic ( ) is a Geological period, geologic period and System (stratigraphy), stratigraphic system that spanned from the end of the Triassic Period million years ago (Mya) to the beginning of the Cretaceous Period, approximately 143.1 Mya. ...

period, in the

Bajocian In the geologic timescale, the Bajocian is an age and stage in the Middle Jurassic. It lasted from approximately 170.9 ±0.8 Ma to around 168.2 ±1.2 Ma (million years ago). The Bajocian Age succeeds the Aalenian Age and precedes the Bathonia ...

age.Sepkoski, Jac
Sepkoski's Online Genus Database – Cephalopoda
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Selected species

*'' Skirroceras bayleanum'' (Oppel, 1857) *'' Skirroceras macrum'' (von Quenstedt) *'' Skirroceras leptogyrale'' Buckman Smithsonian Institution
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References

External links

Jurassic ammonites Jurassic animals of Africa Jurassic animals of Europe Ammonitida genera Stephanoceratoidea {{ammonitina-stub