Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1669472
| UT | Grand | Banks of the Colorado River at the confluence of the Little Dolores River | 1976 |
14030001
| Westwater Canyon | unknown |
1666695
| UT | Grand | East Canyon, Westwater Canyon. | 1977 |
14030001
| Westwater Canyon | unknown |
1669486
| UT | Grand | Windy Mesa Road, Mancos Shale slopes and flats south of the road, 21.5 km (13.5 mi) air distance east-northeast of downtown Thompson | 2001 |
14030001
| Westwater Canyon | unknown |