genus
Mesomys
Mesomys is a genus in the family Echimyidae. This database currently files 4 species under it.
- Species filed
- 4
- Threatened
- 0
- Countries recorded
- 0
- With a free photo
- 25%
- Weight range
- 108 g – 175 g
Best-known members of Mesomys
Ranked by popularity score.

Ferreira's spiny tree-rat
Mesomys hispidus
Pará spiny tree-rat
Mesomys stimulax
Woolly-headed spiny tree-rat
Mesomys leniceps
Tufted-tailed spiny tree-rat
Mesomys occultus
How threatened is Mesomys?
4 of 4 species filed here have an IUCN category on record.
| IUCN category | Species | Share of assessed |
|---|---|---|
| LCLeast Concern | 3 | 75% |
| DDData Deficient | 1 | 25% |
All species in Mesomys
| Common name | Scientific name | Family | Status | Weight | Countries |
|---|---|---|---|---|---|
| Ferreira's spiny tree-rat | Mesomys hispidus | Echimyidae | Least Concern | 175 g | Not recorded |
| Pará spiny tree-rat | Mesomys stimulax | Echimyidae | Least Concern | 108 g | Not recorded |
| Woolly-headed spiny tree-rat | Mesomys leniceps | Echimyidae | Data Deficient | 108 g | Not recorded |
| Tufted-tailed spiny tree-rat | Mesomys occultus | Echimyidae | Least Concern | 126.8 g | Not recorded |