Microdipodops megacephalus (dark kangaroo mouse)
| Class | Mammalia |
| Order | Rodentia |
| Family | Heteromyidae |
| Genus | Microdipodops |
| Species | Microdipodops megacephalus |
| Common | dark kangaroo mouse |

| Diet | herbivorous, granivorous, insectivorous |
| Habitat | Arid, desert. |
| Description | Mouse-sized, otherwise similar to Dipodomys: bipedal, saltatorial, bicolored, large head. Tail thickest in middle, not much longer than head and body. Tail not distinctly bicolored. |
| Skull Characteristics | Very small. Auditory bullae even more inflated than Dipodomys, larger than the rest of the skull. |
| Notes | Links to more species information:
Smithsonian Animal Diversity Web |