Plethodontidae
- Plethodon
Type genus of the Plethodontidae.
- Desmograthus
An amphibian genus of Plethodontidae.
- Aneides
Climbing salamanders.
- Batrachoseps
Slender salamanders.
- Hydromantes
Web-toed salamanders.
Hylidae
- Hyla
The type genus of the Hylidae; tree toads.
- Acris
Cricket frogs.
- Pseudacris
Chorus frogs.
- Pternohyla
Burrowing tree frogs.
Salamandridae
- Salamandra
Type genus of the Salamandridae.
- Taricha
Pacific newts.
- Triturus
Chiefly aquatic salamanders.
- Notophthalmus
Newts.
Leptodactylidae
- Eleutherodactylus
Completely terrestrial robber frogs.
- Hylactophryne
Barking frogs.
- Leptodactylus
Type genus of the Leptodactylidae; in some classifications placed in the family B...
Proteidae
Discoglossidae
Amphibia
- Hynerpeton
Earliest fossil amphibian ever found; of the Devonian; found in Pennsylvania.
- genus Ichthyostega
Second earliest fossil amphibian ever found; of the Devonian; found in Green...
Microhylidae
- Gastrophryne
Primarily tropical narrow-mouthed toads.
- Hypopachus
Sheep frogs.
Pipidae
- Xenopus
An African clawed frog; in some classifications made the type genus of a separate family...
- Pipa
Type genus of the Pipidae.
Cryptobranchidae
- Cryptobranchus
Type genus of the Cryptobranchidae.
- Megalobatrachus
Giant salamanders; in some classifications included in the genus Cryptobranchus.
Dicamptodontidae
- genus Dicamptodon
Type genus of the Dicamptodontidae.
- Rhyacotriton
Olympic salamanders.
Also contains
- Rana
Type genus of the Ranidae.
- Scaphiopus
New World spadefoot toads.
- genus Amphiuma
Congo snakes.
- genus Siren
A genus of Sirenidae.
- Ascaphus
Type genus of the Ascaphidae; in some classifications included in the family Leiopelma...
- Leiopelma
Type and sole genus of the family Leiopelmatidae.
- genus Bufo
Type genus of the Bufonidae; common toads of New and Old Worlds.
- Ambystoma
Type genus of the Ambystomatidae.
- Polypedates
Type genus of the Polypedatidae.