| Hydromys Temporal range: Middle Pliocene - Recent
| |
|---|---|
| |
| Rakali (Hydromys chrysogaster) | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Mammalia |
| Order: | Rodentia |
| Family: | Muridae |
| Tribe: | Hydromyini |
| Genus: | Hydromys É. Geoffroy, 1804 |
| Type species | |
| Hydromys chrysogaster É. Geoffroy, 1804
| |
| Species | |
|
Hydromys chrysogaster | |
| |
| red=Hydromys chrysogaster green=Xeromys sp. and Hydromys chrysogaster | |
Hydromys is a genus of semiaquatic rodents in the subfamily Murinae. Three species are endemic to New Guinea and nearby islands. The fourth species, the rakali, is also found on Australia. The most recently discovered member of this genus was described in 2005.