Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
290968
| MT | Judith Basin | Arrow Creek(River Mile: 79.3 to 101.6) | 1931 |
10040102
| Arrow | established |
290967
| MT | Judith Basin | Arrow Creek(River Mile: 79.3 to 101.6) | 1939 |
10040102
| Arrow | established |
290966
| MT | Judith Basin | Arrow Creek(River Mile: 79.3 to 101.6) | 1946 |
10040102
| Arrow | established |
290965
| MT | Judith Basin | Arrow Creek(River Mile: 79.3 to 101.6) | 1953 |
10040102
| Arrow | established |
290964
| MT | Judith Basin | Arrow Creek(River Miles: 99.3 to 99.4) | 1996 |
10040102
| Arrow | established |