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Of or pertaining to the Amphibia; as, amphibian reptiles.

Amphibian. [R.]

An amphibian.

A genus of amphibians, inhabiting the Southern United States, having a serpentlike form, but with four minute limbs and two persistent gill openings; the Congo snake.

The division of Vertebrata in which no allantois is developed. It includes amphibians, fishes, and lower forms.

One of the orders of amphibians characterized by the absence of a tail, as the frogs and toads. [Written also anoura.]

A bone in the base of the lower jaw of many birds, reptiles, amphibians, and fishes.

An amphibian of the salamander tribe found in the elevated lakes of Mexico; the siredon.

The order of amphibians which includes the frogs and toads; the Anura. Sometimes the word is used in a wider sense as equivalent to Amphibia.

or cartilaginous arches which support the gills on each side of the throat of fishes and amphibians. See Illustration in Appendix. -- Branchial clefts, the openings between the branchial arches through which water passes.

A limbless amphibian belonging to the order Cæciliæ or Ophimorpha. See Ophiomorpha. [Written also coecilian.]

r into which the intestinal, urinary, and generative canals discharge in birds, reptiles, amphibians, and many fishes.

An amphibian (Amphiuma means) of the order Urodela, found in the southern United States. See Amphiuma.

Pertaining to a bone of the shoulder girdle in most birds, reptiles, and amphibians, which is reduced to a process of the scapula in most mammals.

A division of amphibians having suctorial disks on the toes, as the tree frogs.

A cartilage or bone in front of the pubis in some amphibians and other animals.

A group of fossil amphibians allied to the labyrinthodonts, having the head defended by bony, sculptured plates, as in some ganoid fishes.

ning, or Gill slit (Anat.), an opening behind and below the head of most fishes, and some amphibians, by which the water from the gills is discharged. In most fishes there is a single opening on each side, but in the sharks and rays there are five, or more, on each side. -- Gill rakes, or Gill rakers (Anat.), horny fi…

Somewhat like a fish; having some of the characteristics of fishes; -- said of some amphibians.

d into one in the adult, though separate in the fetus, as also in many adult reptiles and amphibians. -- Innominate contracts (Law), in the Roman law, contracts without a specific name.