Benacoceras
| Benacoceras Temporal range: Kimmeridgian[1] | |
|---|---|
| Fossil | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | Ammonoidea |
| Superfamily: | Perisphinctaceae |
| Family: | Aspidoceratidae |
| Genus: | Benacoceras Spath, 1925 |
| Species [2] | |
|
None Cataloged | |
Benacoceras is a strongly ribbed, evolute ammonite from the Late Jurassic, coiled so that all whorls are exposed. Ribbing is biplicate, with very short secondaries. The venter, the outer rim, is smooth, at least on the outer whorl.
References
- Notes
- ↑ Sepkoski, Jack (2002). "Sepkoski's Online Genus Database". Retrieved 2014-05-28.
- ↑ "Paleobiology Database - Benacoceras". Retrieved 2014-05-28.
- Bibliography
- Treatise on Invertebrate Paleontology, Part L; Ch. Mesozoic Ammonoidea. Geological Soc of America and U Kansas Press, R.C Moore (ed)
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