Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
260174
| TX | Brewster | Rio Grande at Boquillas Canyon Trailhead, Big Bend National Park | 1999 |
13040205
| Big Bend | established |
260173
| TX | Brewster | Terlingua Creek near confluence with Rio Grande, Big Bend National Park | 1999 |
13040205
| Big Bend | established |
260172
| TX | Presidio | Rio Grande at Presidio, TX, just above bridge | 1999 |
13040201
| Cibolo-Red Light | established |
260177
| TX | Webb | Rio Grande at Laredo, Texas | 1999 |
13080002
| San Ambrosia-Santa Isabel | established |
260178
| TX | Zapata | Rio Grande north of San Ygnacio, Texas | 1999 |
13080003
| International Falcon Reservoir | established |