The Mentawai three-striped squirrel (Lariscus obscurus) is a species of rodent in the family Sciuridae. It is endemic to Indonesia and has a natural habitat of subtropical or tropical dry forests.
| Mentawai three-striped squirrel | |
|---|---|
 | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Mammalia |
| Order: | Rodentia |
| Family: | Sciuridae |
| Genus: | Lariscus |
| Species: | L. obscurus |
| Binomial name | |
| Lariscus obscurus (Miller, 1903) | |
