Biology:Chouteauoceras: Difference between revisions
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Latest revision as of 16:06, 10 February 2024
Short description: Extinct genus of molluscs
| Chouteauoceras | |
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| Scientific classification Error creating thumbnail: Unable to save thumbnail to destination
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | Nautiloidea |
| Order: | Nautilida |
| Family: | †Trigonoceratidae |
| Genus: | †Chouteauoceras Miller and Garner, 1953 |
Chouteauoceras is an openly coiled, gyroconic, nautiloid cephalopod from the Mississippian of North America belonging to the Nautilid family Trigonoceratidae, and superfamily Trigonocerataceae.
The whorl section of Chouteauoceras is ovate, higher than it is wide. The surface is covered with numerous longitudinal ridges and fine growth lines. The suture has broad rounded lateral lobes and dorsal and ventral saddles. The siphuncle is small, subcentral.
References
- Kummel, B, 1964; Nautiloidea- Nautilida; Treatise on Invertebrate Paleontology Part K Nautiloidea; Geological Society of America and University of Kansas Press.
Wikidata ☰ Q5105476 entry
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