Biology:Cardioceras

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Short description: Genus of molluscs (fossil)

Cardioceras
Cardioceratidae - Cardioceras persecans.JPG
Fossil of Cardioceras persecans from France , on display at Galerie de paléontologie et d'anatomie comparée in Paris
Scientific classification e
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Cephalopoda
Subclass: Ammonoidea
Order: Ammonitida
Family: Cardioceratidae
Genus: Cardioceras
Neumayr & Uhlig, 1881

Cardioceras is an extinct ammonite genus belonging to the family Cardioceratidae. These fast-moving nektonic carnivores lived during the Jurassic period, Oxfordian age.[1][2]

Description

Shells of Cardioceras species can reach a diameter of 20–25 millimetres (0.79–0.98 in).[3] The shape is circular, with ribs and a prominent ridge along the dorsal edge.[4]

Distribution

Fossils of species within this genus have been found in the Jurassic of France, Germany, Poland, Russia, the United Kingdom[5] and Alaska.[6]

References

Wikidata ☰ Q9184529 entry