| Modulus pacei | |
|---|---|
 | |
| Shell of Modulus pacei (holotype at the Smithsonian Institution) | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | incertae sedis |
| Superfamily: | Cerithioidea |
| Family: | Modulidae |
| Genus: | Modulus |
| Species: | M. pacei |
| Binomial name | |
| Modulus pacei Petuch, 1987 | |
Modulus pacei is a species of sea snail, a marine gastropod mollusc in the family Modulidae.