| microtus richardsoni | | USA: Oregon, Deschutes Co., Sparks Lake, Goose Creek | | 66476262 |
| microtus richardsoni | | USA: Oregon, Deschutes Co., Sparks Lake, Goose Creek | | 66476264 |
| microtus richardsoni | | USA: Oregon, Deschutes Co., Sparks Lake, Goose Creek | | 66476266 |
| microtus richardsoni | | USA: Oregon, Deschutes Co., Head of Falls Creek, SE of South Sister | | 66476268 |
| microtus richardsoni | | USA: Oregon, Deschutes Co., Head of Falls Creek, SE of South Sister | | 66476270 |
| microtus richardsoni | | USA: Oregon, Hood River Co., 7 mi E, 3.8 mi S Government Camp, Bonney Meadows | | 66476272 |
| microtus richardsoni | | USA: Oregon, Hood River Co., 7 mi E, 3.8 mi S Government Camp, Bonney Meadows | | 66476274 |
| microtus richardsoni | | USA: Oregon, Hood River Co., 7 mi E, 3.8 mi S Government Camp, Bonney Meadows | | 66476276 |
| microtus richardsoni | | USA: Oregon, Jackson Co., Spring Creek | | 66476278 |
| microtus richardsoni | | USA: Oregon, Klamath Co. | | 66476280 |
| microtus richardsoni | | USA: Oregon, Linn Co., 7 mi N, 8 mi E of Blue River | | 66476282 |
| microtus richardsoni | | USA: Oregon, Wallowa Co., SE side Jarett? Lake | | 66476284 |