Acanthoceras rhotomagensis
Acanthoceras rhotomagensis Temporal range: late Cretaceous 112.0–89.3 Ma | |
---|---|
Fossil shell of Acanthoceras rhotomagensis from France, on display at Galerie de paléontologie et d'anatomie comparée in Paris | |
Scientific classification | |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Cephalopoda |
Subclass: | Ammonoidea |
Order: | Ammonitida |
Family: | Acanthoceratidae |
Genus: | Acanthoceras |
Species: | A. rhotomagensis |
Binomial name | |
Acanthoceras rhotomagensis Brongniart 1822 | |
Acanthoceras rhotomagensis is an extinct cephalopod species belonging to the subclass Ammonoidea and family Acanthoceratidae.
These fast-moving nektonic carnivores lived during the Cenomanian stage of the Late Cretaceous (from 94.3 to 89.3 Ma).[1][2]
Description
Shells of Acanthoceras rhotomagensis may reach a diameter of about 36–50 centimetres (14–20 in). Their shells have ornate ribs.[3][4]
Distribution
Acanthoceras rhotomagensis fossils may be found in Western Europe and western North America.[5]
References
- Arkell, W.J. et al., Mesozoic Ammonoidea in the Treatise on Invertebrate Paleontology, Part L, Mollusca 4. Geol Soc of America and Univ Kansas Pres. R.C; Moore (ed)
This article is issued from Wikipedia - version of the 11/15/2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.