Reithrodontomys microdon ()
Latitudinal range: 15.4° to 15.5°
Habitats: tropical/subtropical coniferous forest (1), tropical/subtropical dry broadleaf forest (1)
Found in two samples
Guatemala: Aldea el Rancho, Chelemhá Cloud Forest Reserve
Size measurements:
| ♀ ear length | 17 mm | N = 1 | Jones Jr and Anderson 1958 |
| ♀ ear length | 19 mm | N = 1 | Jones Jr and Anderson 1958 |
| ♂ ear length | 18.5 mm | N = 1 | Jones Jr and Anderson 1958 |
| ♀ hind foot length | 19 mm | N = 1 | Jones Jr and Anderson 1958 |
| ♀ hind foot length | 18 mm | N = 1 | Jones Jr and Anderson 1958 |
| ♂ hind foot length | 19 mm | N = 1 | Jones Jr and Anderson 1958 |
| ♀ skull length | 21.7 mm | N = 1 | Jones Jr and Anderson 1958 |
| ♀ skull length | 22.8 mm | N = 1 | Jones Jr and Anderson 1958 |
| ♂ skull length | 21.4 mm | N = 1 | Jones Jr and Anderson 1958 |
| ♀ skull width | 11.0 mm | N = 1 | Jones Jr and Anderson 1958 |
| ♀ skull width | 11.7 mm | N = 1 | Jones Jr and Anderson 1958 |
| ♂ skull width | 11.1 mm | N = 1 | Jones Jr and Anderson 1958 |
| ♀ tail length | 102 mm | N = 1 | Jones Jr and Anderson 1958 |
| ♀ tail length | 100 mm | N = 1 | Jones Jr and Anderson 1958 |
| ♂ tail length | 93 mm | N = 1 | Jones Jr and Anderson 1958 |
| ♀ total body length | 166 mm | N = 1 | Jones Jr and Anderson 1958 |
| ♀ total body length | 179 mm | N = 1 | Jones Jr and Anderson 1958 |
| ♂ total body length | 164 mm | N = 1 | Jones Jr and Anderson 1958 |
| ♀ upper tooth row length | 3.3 mm | N = 1 | Jones Jr and Anderson 1958 |
| ♀ upper tooth row length | 3.2 mm | N = 1 | Jones Jr and Anderson 1958 |
| ♂ upper tooth row length | 3.2 mm | N = 1 | Jones Jr and Anderson 1958 |
See also Reithrodontomys, Reithrodontomys creper, Reithrodontomys fulvescens, Reithrodontomys gracilis, Reithrodontomys humulis, Reithrodontomys megalotis, Reithrodontomys mexicanus, Reithrodontomys montanus, Reithrodontomys rexroadensis, Reithrodontomys sp., Reithrodontomys sumichrasti, Reithrodontomys tenuirostris, Reithrodontomys wetmorei