| Scientific Name | Photo | Sound | IUCN Red List Status | Vernacular Name | Family | Order |
|---|---|---|---|---|---|---|
| Isthmura bellii |  |
|
Least Concern (LC) | Bell's Salamander | Plethodontidae | Caudata |
| Isthmura boneti |  |
|
Endangered (EN) | Oaxacan False Brook Salamander | Plethodontidae | Caudata |
| Isthmura corrugata |  |
|
Critically Endangered (CR) | Corrugated Salamander; Salamandra corrugada | Plethodontidae | Caudata |
| Isthmura gigantea |  |
|
Endangered (EN) | Plethodontidae | Caudata | |
| Isthmura maxima |  |
|
Endangered (EN) | Southern Giant Salamander | Plethodontidae | Caudata |
| Isthmura naucampatepetl |  |
|
Critically Endangered (CR) | Cofre de Perote Salamander | Plethodontidae | Caudata |
| Isthmura sierraoccidentalis |  |
|
Vulnerable (VU) | Pine-oak Salamander | Plethodontidae | Caudata |