genus Hynerpeton

Thesaurus

Noun

1.genus Hynerpeton - earliest fossil amphibian ever found; of the Devonian; found in PennsylvaniaHynerpetonamphibia, class Amphibia - the class of vertebrates that live on land but breed in water; frogs; toads; newts; salamanders; caeciliansamphibian genus - any genus of amphibiansHynerpeton bassetti - fossil amphibian of the Devonian having well-developed forelimbs; found in Pennsylvania