Skirroceras
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''Skirroceras'' is a Stephanoceratacean (ammonite) genus belonging to the family
Stephanoceratidae Stephanoceratidae is a family of planulate and coronate ammonites within the Stephanoceratoidea.Arkell, Kummel, and Wright, 1957. Mesozoic Ammonoidea; Treatise on Invertebrate Paleontology, Part L, Mollusca 4. Shells are evolute so that all whorl ...
. 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 Mya. The J ...
period, in the Bajocian 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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Jurassic ammonites Jurassic animals of Africa Jurassic animals of Europe Ammonitida genera Stephanoceratoidea {{ammonitina-stub