Biology:Cardioceras
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Short description: Genus of molluscs (fossil)
| Cardioceras | |
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| Fossil of Cardioceras persecans from France , on display at Galerie de paléontologie et d'anatomie comparée in Paris | |
Scientific classification 
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| 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
- ↑ Sepkoski, Jack (2002). "A compendium of fossil marine animal genera (Cephalopoda entry)". Bulletins of American Paleontology 363: 1–560. Archived from the original on 2008-05-07. https://web.archive.org/web/20080507014300/http://strata.ummp.lsa.umich.edu/jack/showgenera.php?taxon=231&rank=class. Retrieved 2017-10-18.
- ↑ Mikko's Phylogeny Archive
- ↑ Cardioceras.ru
- ↑ Encyclopædia Britannica
- ↑ Cite error: Invalid
<ref>tag; no text was provided for refs namedfa - ↑ Ralph W. Imlay (1981). Late Jurassic Ammonites of Alaska
Wikidata ☰ Q9184529 entry
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