Western Nesomys
Nesomys lambertoni
- Endangered
- Card rarity: Epic
- Mammals

The western nesomys, also known as the lowland red forest rat, is a species of rat endemic to Madagascar. They are suspected to reside within the nooks and crannies of the canyons of the Tsingy de Bemaraha National Park.
Classification
- Class
- Mammalia
- Order
- Rodentia
- Family
- Nesomyidae
- Genus
- Nesomys