| Stilifer concavus | |
|---|---|
 | |
| Shell of Stilifer concavus (specimen at the Australian Museum) | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Littorinimorpha |
| Family: | Eulimidae |
| Genus: | Stilifer |
| Species: | S. concavus |
| Binomial name | |
| Stilifer concavus Warén, 1980 | |
Stilifer concavus is a species of sea snail, a marine gastropod mollusk in the family Eulimidae. The species is one of a number within the genus Stilifer.