Strionautilus
| Strionautilus Temporal range:  | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Mollusca | 
| Class: | Cephalopoda | 
| Subclass: | Nautiloidea | 
| Order: | Nautilida | 
| Family: | Nautilidae | 
| Genus: | †Strionautilus Shimanskiy (1951) | 
| Species | |
| 
 | |
| Synonyms | |
| 
 | |
Strionautilus is an extinct nautilid cephalopod. Fossils are found in Late Cretaceous marine strata of Russia and India.