(n) aquatic eel-shaped salamander having two pairs of very small feet; of still muddy waters in the southern United States, Syn. congo snake, congo eel, blind eel
The Collaborative International Dictionary of English (GCIDE) v.0.53 Collaborative International Dictionary (GCIDE)
‖n. (Zool.) 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. [ 1913 Webster ]