''Euaspidoceras babeanum'' is an extinct

ammonoid Ammonoids are a group of extinct marine mollusc animals in the subclass Ammonoidea of the class Cephalopoda. These molluscs, commonly referred to as ammonites, are more closely related to living coleoids (i.e., octopuses, squid and cuttlefish) ...

cephalopod A cephalopod is any member of the molluscan class Cephalopoda (Greek plural , ; "head-feet") such as a squid, octopus, cuttlefish, or nautilus. These exclusively marine animals are characterized by bilateral body symmetry, a prominent head ...

species that 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. Fossils of ''Euaspidoceras babeanum'' may be found in the Upper Jurassic, Oxfordian stage of France, around 154 to 146 million years ago.Ammonites
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Description

''Euaspidoceras babeanum'' has a shell reaching up to of diameter. Le contact Callovien-Oxfordien dans les environs de Chaignay: nouvelles données stratigraphiques et paléontologiques
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References

Jurassic ammonites Aspidoceratidae {{Ammonitina-stub