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

Genus: Amphiuma

			Species Name	Common Name
			Amphiuma means	Two-toed Amphiuma
			Amphiuma pholeter	One-toed Amphiuma
			Amphiuma tridactylum	Three-toed Amphiuma

Cryptobranchidae

Genus: Andrias

			Species Name	Common Name
			Andrias davidianus	Chinese Giant Salamander
			Andrias japonicus	Japanese Giant Salamander

Genus: Cryptobranchus

			Species Name	Common Name
			Cryptobranchus alleghaniensis	Hellbender

Dicamptodontidae

Genus: Dicamptodon

			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

Genus: Necturus

			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

Genus: Proteus

			Species Name	Common Name
			Proteus anguineus	Olm

Rhyacotritonidae

Genus: Rhyacotriton

			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

Genus: Pseudobranchus

			Species Name	Common Name
			Pseudobranchus axanthus	Southern Dwarf Siren
			Pseudobranchus striatus	Northern Dwarf Siren

Genus: Siren

			Species Name	Common Name
			Siren intermedia	Lesser Siren
			Siren lacertina	Greater Siren