Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
33632
| IL | Stephenson | Pecatonica River at Freeport | 1979 |
07090003
| Pecatonica | unknown |
1693173
| IL | Stephenson | SW edge of Freeport, Krape Park | 1998 |
07090003
| Pecatonica | unknown |
159915
| IL | Stephenson | Yellow Creek | 1998 |
07090003
| Pecatonica | unknown |
1658692
| OR | Benton | Long Tom River | 2000 |
17090003
| Upper Willamette | unknown |
1669030
| OR | Benton | Long Tom River | 2000 |
17090003
| Upper Willamette | unknown |
40387
| OR | Benton | Muddy Creek, 12 miles south of Corvallis | 1981 |
17090003
| Upper Willamette | unknown |
40680
| OR | Benton | Squaw Creek at Corvallis (Dunawi Creek) | 1981 |
17090003
| Upper Willamette | unknown |
40388
| OR | Linn | Waverly Lake, in Albany | 1981 |
17090003
| Upper Willamette | extirpated |
793144
| WI | Green | Hawthorne Creek at RM 0.6 | 1974 |
07090003
| Pecatonica | unknown |
46249
| WI | Green | Pecatonica drainage in Green County | 1992 |
07090003
| Pecatonica | unknown |
587978
| WI | Lafayette | [No locality description provided by MARIS] | 2000 |
07090003
| Pecatonica | unknown |
793228
| WI | Lafayette | [No specific locality provided] | 2000 |
07090003
| Pecatonica | unknown |
793233
| WI | Lafayette | [No specific locality provided] | 2005 |
07090003
| Pecatonica | unknown |
793226
| WI | Lafayette | Otter Creek | 2000 |
07090003
| Pecatonica | unknown |
793227
| WI | Lafayette | Otter Creek | 2000 |
07090003
| Pecatonica | unknown |