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Coracoid :: Coracoid (a.) 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..

Epipubis :: Epipubis (n.) A cartilage or bone in front of the pubis in some amphibians and other animals.

Lagena :: Lagena (n.) The terminal part of the cochlea in birds and most reptiles; an appendage of the sacculus, corresponding to the cochlea, in fishes and amphibians..

Articulary :: Articulary (n.) A bone in the base of the lower jaw of many birds, reptiles, amphibians, and fishes..

Derotremata :: Derotremata (n. pl.) The tribe of aquatic Amphibia which includes Amphiuma, Menopoma, etc. They have permanent gill openings, but no external gills; -- called also Cryptobranchiata..

Amphibian :: Amphibian (n.) One of the Amphibia.

Vertebrated :: Vertebrated (a.) Having a backbone, or vertebral column, containing the spinal marrow, as man, quadrupeds, birds, amphibia, and fishes..

Gymnophiona :: Gymnophiona (n. pl.) An order of Amphibia, having a long, annulated, snakelike body. See Ophiomorpha..

Ichthyopsida :: Ichthyopsida (n. pl.) A grand division of the Vertebrata, including the Amphibia and Fishes..

Dipnoi :: Dipnoi (n. pl.) A group of ganoid fishes, including the living genera Ceratodus and Lepidosiren, which present the closest approximation to the Amphibia. The air bladder acts as a lung, and the nostrils open inside the mouth. See Ceratodus, and Illustration in Appendix..

Web :: Web (n.) The membrane which unites the fingers or toes, either at their bases, as in man, or for a greater part of their length, as in many water birds and amphibians..

Batrachia :: Batrachia (n. pl.) 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.

Tadpole :: Tadpole (n.) The young aquatic larva of any amphibian. In this stage it breathes by means of external or internal gills, is at first destitute of legs, and has a finlike tail. Called also polliwig, polliwog, porwiggle, or purwiggy..

Pharynx :: Pharynx (n.) The part of the alimentary canal between the cavity of the mouth and the esophagus. It has one or two external openings through the nose in the higher vertebrates, and lateral branchial openings in fishes and some amphibias..

Precoracoid :: Precoracoid (n.) The anterior part of the coracoid (often closely united with the clavicle) in the shoulder girdle of many reptiles and amphibians.

Apoda :: Apoda (n.) An order of Amphibia without feet. See Ophiomorpha.

Siren :: Siren (n.) Any long, slender amphibian of the genus Siren or family Sirenidae, destitute of hind legs and pelvis, and having permanent external gills as well as lungs. They inhabit the swamps, lagoons, and ditches of the Southern United States. The more common species (Siren lacertina) is dull lead-gray in color, and becames two feet long..

Bufo :: Bufo (n.) A genus of Amphibia including various species of toads.

Monocardian :: Monocardian (a.) Having a single heart, as fishes and amphibians..

Salamandroidea :: Salamandroidea (n. pl.) A division of Amphibia including the Salamanders and allied groups; the Urodela.

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