#amphibian_genus__amphibiangenu  any genus of amphibians
  supertype:  genus__genu  (biology) taxonomic group containing one or more species
  member of:  subphylum_Vertebrata
  subtype:  genus_Hynerpeton__Hynerpeton  earliest fossil amphibian ever found; of the Devonian; found in Pennsylvania
  subtype:  genus_Ichthyostega  second earliest fossil amphibian ever found; of the Devonian; found in Greenland
  subtype:  genus_Salamandra__Salamandra  type genus of the Salamandridae
  subtype:  genus_Triturus__Triturus  chiefly aquatic salamanders
  subtype:  genus_Notophthalmus__Notophthalmus  newts
  subtype:  genus_Taricha__Taricha  Pacific newts
  subtype:  genus_Ambystoma__Ambystoma  type genus of the Ambystomatidae
  subtype:  genus_Cryptobranchus__Cryptobranchus  type genus of the Cryptobranchidae
  subtype:  genus_Megalobatrachus__Megalobatrachus  giant salamanders; in some classifications included in the genus Cryptobranchus
  subtype:  family_Proteidae__Proteidae  mud puppies
  subtype:  genus_Proteus__Proteus  type genus of the Proteidae
  subtype:  genus_Necturus__Necturus  a genus of Proteidae
  subtype:  genus_Dicamptodon  type genus of the Dicamptodontidae
  subtype:  genus_Rhyacotriton__Rhyacotriton  olympic salamanders
  subtype:  genus_Plethodon__Plethodon  type genus of the Plethodontidae
  subtype:  genus_Desmograthus__Desmograthus  an amphibian genus of Plethodontidae
  subtype:  genus_Aneides__Aneides  climbing salamanders
  subtype:  genus_Batrachoseps__Batrachoseps  slender salamanders
  subtype:  genus_Hydromantes__Hydromantes  web-toed salamanders
  subtype:  genus_Amphiuma  congo snakes
  subtype:  genus_Siren  a genus of Sirenidae
  subtype:  genus_Rana__Rana  type genus of the Ranidae
  subtype:  genus_Eleutherodactylus__Eleutherodactylus  completely terrestrial robber frogs
  subtype:  genus_Hylactophryne__Hylactophryne  barking frogs
  subtype:  genus_Leptodactylus__Leptodactylus  type genus of the Leptodactylidae; in some classifications placed in the family Bufonidae
  subtype:  genus_Polypedates__Polypedates  type genus of the Polypedatidae
  subtype:  genus_Ascaphus__Ascaphus  type genus of the Ascaphidae; in some classifications included in the family Leiopelmatidae
  subtype:  genus_Leiopelma__Leiopelma__Liopelma__genus_Liopelma  type and sole genus of the family Leiopelmatidae
  subtype:  genus_Bufo  type genus of the Bufonidae; common toads of New and Old Worlds
  subtype:  genus_Alytes__Alytes  midwife toads
  subtype:  genus_Bombina__Bombina  fire-bellied toads
  subtype:  genus_Scaphiopus__Scaphiopus  New World spadefoot toads
  subtype:  genus_Hyla__Hyla  type genus of the Hylidae; tree toads
  subtype:  genus_Acris__Acris  cricket frogs
  subtype:  genus_Pseudacris__Pseudacris  chorus frogs
  subtype:  genus_Pternohyla__Pternohyla  burrowing treefrogs
  subtype:  genus_Gastrophryne__Gastrophryne  primarily tropical narrow-mouthed toads
  subtype:  genus_Hypopachus__Hypopachus  sheep frogs
  subtype:  genus_Pipa__Pipa  type genus of the Pipidae
  subtype:  genus_Xenopus__Xenopus  African clawed frog; in some classifications made the type genus of a separate family Xenopodidae

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