Zenostephanus
| Zenostephanus Temporal range: U Jura | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | Ammonoidea |
| Suborder: | Ammonitina |
| Superfamily: | Perisphinctaceae |
| Family: | Perisphinctidae |
| Genus: | Zenostephanus Arkell& Callomon,(1963) |
Zenostephanus is true ammonite genus from the lower part of the Upper Jurassic of eastern England and Scotland belonging to the ammonitid family, Perisphinctidae.[1]
Zenostephanus is revised from Xenostephanus, a preoccupied name for a new genus of toxodont notoungulate from Argentina.[2] The type is Aulacostephanus ranbyensis
References
- Perisphinctidae in the Treatise on Invertebrate Paleontology, Part L, Mollusca 4.
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