Biology:Zenostephanus
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Short description: Genus of molluscs (fossil)
| Zenostephanus Temporal range: U Jura
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Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | †Ammonoidea |
| Order: | †Ammonitida |
| 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.
Wikidata ☰ Q8069221 entry
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