Hannaoceras
| Hannaoceras Temporal range:
| |
|---|---|
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | †Ammonoidea |
| Order: | †Ceratitida |
| Family: | †Trachyceratidae |
| Genus: | †Hannaoceras Tomlin 1931 |
Hannaoceras is a
cephalopods known as ammonites. Specifically it belongs in the order Ceratitida
.
The family to which Hannaoceras belongs, the Trachyceratidae, has more or less involute, highly ornamented shells and ceratitic to ammonitic sutures. Age range: 232.0 to 221.5 Ma.
References
- Notes
- ^ Sepkoski, Jack (2002). "Sepkoski's Online Genus Database". Retrieved 28 May 2014.
- ^ Paleobiology Database - Austrotrachyceras. 29 May 2014.
- Bibliography
- Arkell, W.J.; Kummel, B.; Wright, C.W. (1957). Mesozoic Ammonoidea. Treatise on Invertebrate Paleontology, Part L, Mollusca 4. Lawrence, Kansas: Geological Society of America and University of Kansas Press.
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