animals having a bony or cartilaginous skeleton with a segmented spinal column and a large brain enclosed in a skull or cranium

the class of vertebrates that live on land but breed in water; frogs; toads; newts; salamanders; caecilians

sense organs of fish and amphibians; believed to detect pressure changes in the water

relating to or characteristic of animals of the class Amphibia

fossil amphibian of the Devonian having well-developed forelimbs; found in Pennsylvania

early tetrapod amphibian found in Greenland

amphibians that resemble lizards

any of various typically terrestrial amphibians that resemble lizards and that return to water only to breed

any of various tailless stout-bodied amphibians with long hind limbs for leaping; semiaquatic and terrestrial species

the class of vertebrates that live on land but breed in water; frogs; toads; newts; salamanders; caecilians

sense organs of fish and amphibians; believed to detect pressure changes in the water