Analytoceras
| Analytoceras Temporal range: Hettangian[1] | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | Ammonoidea |
| Family: | Pleuroacanthitidae |
| Genus: | Analytoceras Hyatt, 1900 |
Analytoceras is an extinct genus of cephalopod belonging to the Ammonite subclass that lived during the early Jurassic. Analytoceras, named by Alpheus Hyatt in 1900, is a lytoceratid and only member of the pleuroacanthitid subfamily Analytoceratinae, which has the same characters as its genus.
Shell characters: inner whorls constriced, middle with parabolic lines and conspicuous parabolic nodes, outer with sigmoidal flairs; adult body chamber with ventrolateral spines.
References
- ↑ Sepkoski, Jack (2002). "Sepkoski's Online Genus Database". Retrieved 2014-05-28.
- W.J Arkell, B.Kummel, C.W. Wright, Systematic Descriptions, Mesozoic Ammonoidea, Treatise on Invertebrate Paleontology, Part L (1957) p L193.
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