| Hystrivasum | |
|---|---|
 | |
| Five views of a fossil shell of Hystrivasum squamosum(Hollister 1971) | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Neogastropoda |
| Family: | Turbinellidae |
| Genus: | Hystrivasum |
| Species: | H. squamosum |
| Binomial name | |
| Hystrivasum squamosum (Hollister, 1971) | |
Hystrivasum squamosum is an extinct species of medium-sized fossil sea snail, a predatory marine gastropod in the family Turbinellidae.