Macrognathomys sp. (rodent)
Abundance: 0.42%
Habitats: (1) only
Found in one sample
United States: Quartz Basin (UOloc 2465) (Middle Miocene)
Size measurements:
| M1 length | 0.94 mm | N = 1 | Shotwell 1968 |
| M1 width | 0.86 mm | N = 1 | Shotwell 1968 |
| P4 length | 0.46 mm | N = 1 | Shotwell 1968 |
| P4 width | 0.57 mm | N = 1 | Shotwell 1968 |
See also Macrognathomys, Macrognathomys gemmacollis