Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
550365
| TX | Caldwell | San Marcos River in Caldwell County | 1979 |
12100203
| San Marcos | unknown |
1702070
| TX | Guadalupe | San Marcos River, Stairtown, Texas | 1961 |
12100203
| San Marcos | |
43223
| TX | Hays | San Marcos River | 1959 |
12100203
| San Marcos | collected |
43899
| TX | Hays | San Marcos River | 1960 |
12100203
| San Marcos | established |
43287
| TX | Hays | San Marcos River | 1978 |
12100203
| San Marcos | collected |
43290
| TX | Hays | San Marcos River | 1986 |
12100203
| San Marcos | established |
43217
| TX | Hays | San Marcos River | 1991 |
12100203
| San Marcos | established |
44264
| TX | Hays | San Marcos River along the Balcones fault zone | 1991 |
12100203
| San Marcos | established |
550360
| TX | Hays | San Marcos River at City Park | 1969 |
12100203
| San Marcos | unknown |
550357
| TX | Hays | San Marcos River at I 35 | 1978 |
12100203
| San Marcos | unknown |
550362
| TX | Hays | San Marcos River at I 35 | 1979 |
12100203
| San Marcos | unknown |
550363
| TX | Hays | San Marcos River at I 35 | 1979 |
12100203
| San Marcos | unknown |
550364
| TX | Hays | San Marcos River at I 35 | 1979 |
12100203
| San Marcos | unknown |
550366
| TX | Hays | San Marcos River at Spring Lake Dam | 1979 |
12100203
| San Marcos | unknown |
261393
| TX | Hays | San Marcos River at the intake screen for the San Marcos State Fish Hatchery | 1959 |
12100203
| San Marcos | established |