a primitive jawless marine vertebrate distantly related to the lampreys, with a slimy eel-like body, a slit-like mouth surrounded by barbels, and a rasping tongue used for feeding on dead or dying fish 盲鳗
Class Myxini and family Myxinidae: several genera, in particular Myxine, and numerous species 盲鳗纲,盲鳗科:数属,尤指盲鳗属,众多种