Amphiumidae
Cryptobranchidae
Dicamptodontidae
Proteidae
Rhyacotritonidae
Sirenidae
For convenience, several of the smaller caudate families are listed together on this page.
= Photo(s).
= Species Information.
Amphiumidae
| Species Name | Common Name | |||
| Amphiuma means | Two-toed Amphiuma | |||
| Amphiuma pholeter | One-toed Amphiuma | |||
| Amphiuma tridactylum | Three-toed Amphiuma |
Cryptobranchidae
| Species Name | Common Name | |||
| Andrias davidianus | Chinese Giant Salamander | |||
| Andrias japonicus | Japanese Giant Salamander |
| Species Name | Common Name | |||
| Cryptobranchus alleghaniensis | Hellbender |
Dicamptodontidae
| Species Name | Common Name | |||
| Dicamptodon aterrimus | Idaho Giant Salamander | |||
| Dicamptodon copei | Cope's Giant Salamander | |||
| Dicamptodon ensatus | California Giant Salamander | |||
| Dicamptodon tenebrosus | Pacific Giant Salamander |
Proteidae
| Species Name | Common Name | |||
| Necturus alabamensis | Black Warrior Waterdog | |||
| Necturus beyeri | Gulf Coast Waterdog | |||
| Necturus lewisi | Neuse River Waterdog | |||
| Necturus maculosus | Mudpuppy | |||
| Necturus punctatus | Dwarf Waterdog | |||
| Necturus sp. | East Gulf Coast Waterdog |
| Species Name | Common Name | |||
| Proteus anguineus | Olm |
Rhyacotritonidae
| Species Name | Common Name | |||
| Rhyacotriton cascadae | Cascades Torrent Salamander | |||
| Rhyacotriton kezeri | Columbia Torrent Salamander | |||
| Rhyacotriton olympicus | Olympic Torrent Salamander | |||
| Rhyacotriton variegatus | Southern Torrent Salamander |
Sirenidae
| Species Name | Common Name | |||
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Pseudobranchus axanthus | Southern Dwarf Siren | ||
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Pseudobranchus striatus | Northern Dwarf Siren |
| Species Name | Common Name | |||
| Siren intermedia | Lesser Siren | |||
| Siren lacertina | Greater Siren |






