Agassiceras
Agassiceras Temporal range: Sinemurian | |
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Scientific classification | |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Cephalopoda |
Subclass: | Ammonoidea |
Order: | Ammonitida |
Superfamily: | Psilocerataceae |
Family: | Arietitidae |
Genus: | Agassiceras Hyatt, 1875 |
Agassiceras is a Lower Jurassic ammonite from the Sinemurian stage in Europe. Agassiceras belongs to the psiloceratacean family, Arietitidae, and is characterized by being compressed with a sharp venter and feeble straight ribs that may bifurcate near the umbilical edge.
References
- Arkell et al., 1957. Mesozoic Ammonoidea. Treatise on Invertebrate Paleontology. Part L. Ammonoidea. Geological Society of America and Univ. of Kansas press.