Two new species of genus Cerathybos Bezzi (Diptera, Empididae, Hybotinae) are described and illustrated: Cerathybos bezzii, from Equador, Colombia and Bolivia, and Cerathybos nigripes, from Peru, including the first known males of this genus; new records of C. schnusei are made and aspects of male terminalia are discussed.
Diptera; Empididae; Cerathybos; Taxonomy; Distribution