Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
260193
| AZ | Coconino | Lower Colorado River at river kilometer 191.8, downstream of Royal Arch Creek | 1994 |
15010002
| Grand Canyon | established |
260195
| AZ | Coconino | Lower Colorado River at river kilometer 265.2, near Tuckup Canyon | 1994 |
15010002
| Grand Canyon | established |
260197
| AZ | Coconino | Lower Colorado River at river-kilometer 301.1, near Whitmore Wash | 1994 |
15010002
| Grand Canyon | established |
260196
| AZ | Mohave | Lower Colorado River at river-kilometer 266.6 | 1994 |
15010002
| Grand Canyon | established |