| Nominal Species (n = 7) | Present allocation (n = 7) | Ref. |
|---|---|---|
| Scaphiopus bombifrons Cope, 1863 | Spea bombifrons | 75097 |
| Scaphiopus couchii Baird, 1854 | Scaphiopus couchii | 19 |
| Scaphiopus hammondii Baird, 1859 | Spea hammondii | 75097 |
| Rana holbrookii Harlan, 1835 | Scaphiopus holbrookii | 75097 |
| Scaphiopus hurterii Strecker, 1910 | Scaphiopus hurterii | 19 |
| Scaphiopus intermontanus Cope, 1883 | Spea intermontana | 75097 |
| Scaphiopus multiplicatus Cope, 1863 | Spea multiplicata | 75097 |