Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
262699
| AZ | Coconino | Colorado River, just below Glen Canyon Dam within the Glen Canyon National Recreation Area | 1954 |
14070006
| Lower Lake Powell | established |
262700
| AZ | Coconino | Colorado River, just below Glen Canyon Dam within the Glen Canyon National Recreation Area | 1958 |
14070006
| Lower Lake Powell | established |
262701
| AZ | Coconino | Colorado River, just below Glen Canyon Dam within the Glen Canyon National Recreation Area | 1959 |
14070006
| Lower Lake Powell | established |
44405
| UT | | near the AZ border | 1963 |
14070006
| Lower Lake Powell | collected |
267234
| UT | Kane | Lake Powell | 1981 |
14070006
| Lower Lake Powell | established |