#amphibian_genus__amphibiangenu  any genus of amphibians
  supertype:  genus__genu  (biology) taxonomic group containing one or more species
  subtype:  genus_Hynerpeton  genus_Ichthyostega  genus_Salamandra  genus_Triturus  genus_Notophthalmus  genus_Taricha  genus_Ambystoma  genus_Cryptobranchus  genus_Megalobatrachus  family_Proteidae  genus_Proteus  genus_Necturus  genus_Dicamptodon  genus_Rhyacotriton  genus_Plethodon  genus_Desmograthus  genus_Aneides  genus_Batrachoseps  genus_Hydromantes  genus_Amphiuma  genus_Siren  genus_Rana  genus_Eleutherodactylus  genus_Hylactophryne  genus_Leptodactylus  genus_Polypedates  genus_Ascaphus  genus_Leiopelma  genus_Bufo  genus_Alytes  genus_Bombina  genus_Scaphiopus  genus_Hyla  genus_Acris  genus_Pseudacris  genus_Pternohyla  genus_Gastrophryne  genus_Hypopachus  genus_Pipa  genus_Xenopus
  member of:  subphylum_Vertebrata__Vertebrata__Craniata__subphylum_Craniata  fishes; amphibians; reptiles; birds; mammals
     member of:  phylum_Chordata__Chordata  comprises true vertebrates and animals having a notochord
        member of:  kingdom_Animalia__Animalia__animal_kingdom  taxonomic kingdom comprising all living or extinct animals

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