Uraloceras
| Uraloceras Temporal range: Permian
| |
|---|---|
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | †Ammonoidea |
| Order: | †Goniatitida |
| Family: | †Paragastrioceratidae |
| Subfamily: | †Paragastrioceratinae |
| Genus: | †Uraloceras Ruzhencev, 1936 |
Uraloceras is an
Pseudogastrioceras Spath 1930 according to Miller, Furnish and Schindeworlf, 1957. More recent classifications however list the two as distinct genera and put Uraloceras in the Paragastrioceratinae and Pseudogastrioceras in the Pseudogastrioceratinae
.
Uraloceras, which comes from the Permian, is involute with a small to medium umbilicus and rounded venter. The shell is covered by longitudinal ribbing or coarse lirae. The suture, as characteristic of the family, has eight lobes, of which only the ventral one is bifurcate
References
- Miller, Furnish, and Schindewolf, 1957. Paleozoic Ammonoidea. Treatise on Invertebrate Paleontology, Part L. Geological Soc. of America. R.C. Moore (ed)
- Paleobiology Database-Uraloceras 8/20/2010
- GONIAT online 8/20/2010
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