Oligoryzomys chacoensis
| Oligoryzomys chacoensis | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Mammalia |
| Order: | Rodentia |
| Family: | Cricetidae |
| Subfamily: | Sigmodontinae |
| Genus: | Oligoryzomys |
| Species: | O. chacoensis |
| Binomial name | |
| Oligoryzomys chacoensis (Myers & Carleton, 1981) | |
Oligoryzomys chacoensis, also known as the Chacoan colilargo or Chacoan pygmy rice rat, is a rodent species from South America. It is found in the Gran Chaco region of southeastern Bolivia, southwestern Brazil, Paraguay, and northeastern Argentina. Its karyotype has 2n = 58 and FNa = 74.
It is one of the hosts of the hantavirus serotype Bermejo.