Specimen ID | Common Name | State | County | Locality | Year |
| Drainage name | Status |
115606
| Texas Spiny Softshell | AZ | | Colorado River | 1991 |
15030104
| Imperial Reservoir | established |
115721
| Texas Spiny Softshell | AZ | | Gila River drainage | 1991 |
15050100
| Middle Gila | established |
115603
| Texas Spiny Softshell | AZ | | middle Gila River | 1991 |
15050100
| Middle Gila | established |
115604
| Texas Spiny Softshell | AZ | | Upper Gila (HUC6) non-specific | 1991 |
15040000
| Upper Gila | established |
115719
| Texas Spiny Softshell | AZ | Mohave | Colorado River, Lake Mead area | 1991 |
15010005
| Lake Mead | established |
115720
| Texas Spiny Softshell | AZ | Yuma | Gila River lower drainage | 1991 |
15030107
| Lower Colorado | established |
115605
| Texas Spiny Softshell | CA | | Colorado River | 1991 |
15030104
| Imperial Reservoir | established |
115727
| Spiny Softshell | CA | | state non-specific | 1991 |
18000000
| California Region | collected |
115602
| Eastern Spiny Softshell | NJ | Cumberland | Maurice River system | 1991 |
02040206
| Cohansey-Maurice | established |
115722
| Texas Spiny Softshell | NM | Catron-Grant | upper Gila River system | 1991 |
15040002
| Upper Gila-Mangas | established |
115607
| Texas Spiny Softshell | NV | Clark | Colorado River | 1991 |
15030101
| Havasu-Mohave Lakes | established |
115723
| Texas Spiny Softshell | UT | | lower Virgin River drainage | 1991 |
15010010
| Lower Virgin | established |