Amphibians
- = probably extirpated
Order Anura
Family Ascaphidae
| Image | Species | Common name |
|---|---|---|
 | Ascaphus truei | Coast tailed frog |
Family Bufonidae
| Image | Species | Common name |
|---|---|---|
 | Incilius alvarius | Sonoran desert toad * |
 | Anaxyrus boreas halophilus | Western toad |
 | Bufo californicus | Arroyo toad |
 | Anaxyrus canorus [e] | Yosemite toad |
 | Bufo cognatus | Great Plains toad |
 | Bufo exsul [e] | Black toad |
| Bufo microscaphus | Arizona toad * | |
 | Bufo punctatus | Red-spotted toad |
 | Bufo woodhousii | Woodhouse's toad |
Family Hylidae
| Species | Common name |
|---|---|
| Pseudacris cadaverina | California chorus frog |
| Pseudacris hypochondriaca | Southern Pacific chorus frog |
| Pseudacris regilla | Northern Pacific chorus frog |
| Pseudacris sierra | Central Pacific chorus frog |
Family Scaphiopodidae
| Image | Species | Common name |
|---|---|---|
 | Scaphiopus couchii | Couch's spadefoot |
 | Spea hammondii | Western spadefoot |
 | Spea intermontana | Great Basin spadefoot |
Family Ranidae
| Image | Species | Common name |
|---|---|---|
 | Rana aurora | Northern red-legged frog |
 | Rana berlandieri [i] | Rio Grande leopard frog |
 | Rana boylii | Foothill yellow-legged frog |
 | Rana cascadae | Cascades frog |
 | Rana catesbeiana [i] | American bullfrog |
 | Rana draytonii | California red-legged frog |
 | Rana luteiventris | Columbia spotted frog * |
 | Rana muscosa [e] | Southern mountain yellow-legged frog |
 | Lithobates pipiens | Northern leopard frog |
 | Rana pretiosa | Oregon spotted frog * |
 | Rana sierrae | Sierra Nevada yellow-legged frog |
 | Lithobates sphenocephalus [i] | Southern leopard frog * |
 | Rana yavapaiensis | Lowland leopard frog * |
Family Pipidae
| Image | Species | Common name |
|---|---|---|
 | Xenopus laevis [i] | African clawed frog |
Order Caudata
Family Ambystomatidae
| Image | Species | Common name |
|---|---|---|
 | Ambystoma californiense [e] | California tiger salamander |
 | Ambystoma gracile | Northwestern salamander |
 | Ambystoma macrodactylum | Long-toed salamander |
 | Ambystoma mavortium | Barred tiger salamander |
Family Dicamptodontidae
| Image | Species | Common name |
|---|---|---|
 | Dicamptodon ensatus [e] | California giant salamander |
 | Dicamptodon tenebrosus | Pacific giant salamander |
Family Plethodontidae
| Image | Species | Common name |
|---|---|---|
 | Aneides ferreus | Clouded salamander |
 | Aneides flavipunctatus | Speckled black salamander |
| Aneides iëcanus | Shasta black salamander | |
 | Aneides lugubris | Arboreal salamander |
 | Aneides niger | Santa Cruz black salamander |
| Aneides vagrans [e] | Wandering salamander | |
| Batrachoseps altasierrae | Greenhorn Mountains slender salamander | |
| Batrachoseps attenuatus | California slender salamander | |
| Batrachoseps bramei | Fairview slender salamander | |
| Batrachoseps campi [e] | Inyo Mountains slender salamander | |
| Batrachoseps diabolicus [e] | Hell Hollow slender salamander | |
 | Batrachoseps gabrieli [e] | San Gabriel Mountains slender salamander |
 | Batrachoseps gavilanensis [e] | Gabilan Mountains slender salamander |
 | Batrachoseps gregarius [e] | Gregarious slender salamander |
| Batrachoseps incognitus [e] | San Simeon slender salamander | |
 | Batrachoseps kawia [e] | Sequoia slender salamander |
 | Batrachoseps luciae [e] | Santa Lucia Mountains slender salamander |
 | Batrachoseps major | Garden slender salamander |
| Batrachoseps minor [e] | Lesser slender salamander | |
 | Batrachoseps nigriventris [e] | Black-bellied slender salamander |
 | Batrachoseps pacificus [e] | Channel Islands slender salamander |
| Batrachoseps regius [e] | Kings River slender salamander | |
| Batrachoseps relictus [e] | Relictual slender salamander | |
| Batrachoseps robustus [e] | Kern Plateau slender salamander | |
| Batrachoseps simatus [e] | Kern Canyon slender salamander | |
| Batrachoseps stebbinsi [e] | Tehachapi slender salamander | |
 | Ensatina eschscholtzii | Ensatina |
| Hydromantes brunus [e] | Limestone salamander | |
| Hydromantes platycephalus [e] | Mount Lyell salamander | |
| Hydromantes shastae [e] | Shasta salamander | |
| | Plethodon asupak [e] | Scott Bar salamander |
 | Plethodon dunni | Dunn's salamander |
 | Plethodon elongatus | Del Norte salamander |
| Plethodon stormi | Siskiyou Mountains salamander |
Family Rhyacotritonidae
| Image | Species | Common name |
|---|---|---|
 | Rhyacotriton variegatus | Southern torrent salamander |
Family Salamandridae
| Image | Species | Common name |
|---|---|---|
 | Taricha granulosa | Rough-skinned newt |
 | Taricha rivularis [e] | Red-bellied newt |
 | Taricha sierrae [e] | Sierra Nevada newt |
 | Taricha torosa [e] | California newt |
