Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
27470
| AZ | | Little Colorado River | 1980 |
15020002
| Upper Little Colorado | established |
27505
| AZ | | Little Colorado River | 1980 |
15020002
| Upper Little Colorado | established |
27499
| AZ | | Little Colorado River | 1980 |
15020002
| Upper Little Colorado | established |
27710
| AZ | | Little Colorado River | 1980 |
15020002
| Upper Little Colorado | established |
27399
| AZ | Coconino | Lake Powell | 1980 |
14070006
| Lower Lake Powell | established |
27348
| AZ | Mohave | Colorado River above Lake Mead (whole length) | 1980 |
15010005
| Lake Mead | established |
27464
| AZ | Mohave | Colorado River above Lake Mead (whole length) | 1980 |
15010005
| Lake Mead | established |
27711
| AZ | Mohave | Colorado River above Lake Mead (whole length) | 1980 |
15010005
| Lake Mead | established |
27487
| AZ | Mohave | Colorado River above Lake Mead (whole length) | 1980 |
15010005
| Lake Mead | established |
1322311
| MT | | Lower Yellowstone River | 2010 |
10100001
| Lower Yellowstone-Sunday | unknown |
44659
| UT | | San Juan River drainage | 1980 |
14080204
| Chinle | established |
44661
| UT | Millard | Salt Marsh Lake area | 1980 |
16020301
| Hamlin-Snake Valleys | established |
157972
| UT | Uintah | Green River at Dinosaur National Monument | 1999 |
14060010
| Lower Green-Diamond | collected |
44660
| UT | Uintah | Green River near CO state line | 1980 |
14060010
| Lower Green-Diamond | established |