Pseudosirenites is a genus of Upper Triassic ammonites belonging to the ceratitid family Trachyceratidae, like Sirenites, but with a narrow outer rim (venter) that has a nodose keel on either side.
| Pseudosirenites | |
|---|---|
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | †Ammonoidea |
| Order: | †Ceratitida |
| Family: | †Trachyceratidae |
| Subfamily: | †Sirenitinae |
| Genus: | †Pseudosirenites Arthaber, 1911 |
References
edit- Arkell, et al., Mesozoic Ammonoidea, ' Treatise on Invertebrate Paleontology, Part L, Mollusca 4, Geological Society of America. 1957.
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