Hauericeras
| Hauericeras | |
|---|---|
 | |
| Hauericeras gardeni from Madagascar | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | Ammonoidea |
| Superfamily: | Desmocerataceae |
| Family: | Desmoceratidae |
| Genus: | Hauericeras de Grossouvre, 1894 |
Hauericeras is an ammonite genus from the Late Cretaceous that lived from the Coniacian to the late Maastrichtian, from about 90 to 66 mya. Fossils have been found in Europe Russia, South Africa, Australia, India, Iraq, and in the United States.
The shell of Haericeras is subinvolute with the outer whorl covering much of the inner, but leaving part of the inner whorls exposed. Whorls are smooth with narrow periodic constructions. Whorl section is laterally compressed, flanks gently bowed, venter sharp. The suture is strongly ammonitic.
The genus Oiophyllites may be related.
Species
- Hauericeras gardeni
- Hauericeras pseudogardeni
- Hauericeras sulcatum
References
- W. Arkell, et al., 1957. Mesozoic Ammonoidea, Treatise on Invertebrate Paleontology, Part L. Geological Society of America and University of Kansas Press.
This article is issued from Wikipedia - version of the Thursday, March 10, 2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.