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aquatic eel-shaped salamander having two pairs of very small feet; of still muddy waters in the southern United States

aquatic eel-shaped salamander having two pairs of very small feet; of still muddy waters in the southern United States

An order of the Amphibia class which includes salamanders and newts. They are characterized by usually having slim bodies and tails, four limbs of about equal size (except in Sirenidae), and a reduction in skull bones.