Hystrivasum
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| Hystrivasum | |
|---|---|
 | |
| Five views of a fossil shell of Hystrivasum squamosum (Hollister 1971) | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Neogastropoda |
| Family: | Turbinellidae |
| Subfamily: | Vasinae |
| Genus: | Hystrivasum Olsson & Petit, 1964 |
| Synonyms | |
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† Vasum (Hystrivasum) Olsson & Petit, 1964 superseded rank | |
Hystrivasum is an extinct genus of medium-sized fossil predatory gastropods in the family Vasidae.[1]
The species in this genus are known from the Pliocene and Pleistocene deposits of Florida.