| Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
|
33101
| IA | | Missouri tributary south of the Boyer River, Big Papillion-Mosquito drainage | 1980 |
10230006
| Big Papillion-Mosquito | collected |
|
1403107
| IA | | Floyd drainage | 1987 |
10230002
| Floyd | established |
|
1671049
| IA | Dickinson | [No locality description provided] | 2016 |
10230003
| Little Sioux | |
|
1740143
| IA | Dickinson | [No locality description provided] | 2024 |
10230003
| Little Sioux | |
|
1740149
| IA | Dickinson | [No locality description provided] | 2024 |
10230003
| Little Sioux | |
|
1740150
| IA | Dickinson | [No locality description provided] | 2024 |
10230003
| Little Sioux | |
|
1876591
| IA | Pottawattamie | [No locality description provided] | 2025 |
10230006
| Big Papillion-Mosquito | |
|
613763
| NE | Douglas | Omaha, Papillion Creek at North Cass Street; Missouri River | 2006 |
10230006
| Big Papillion-Mosquito | unknown |