| Named By: | R. W. Blob, M. T. Carrano, R. R. Rogers, C. A. Forster & N. R. Espinoza in 2001 |
| Time Period: | Late Cretaceous, 83.5.5 Ma |
| Location: | USA, Montana - Judith River Formation |
| Size: | Unavailable |
| Diet: | Carnivore/Insectivore |
| Fossil(s): | Partial remains of two individuals |
| Classification: | | Chordata | Amphibia | |
Nezpercius is an extinct genus of prehistoric amphibian.