The new sp. is described, illustrated and its affinities are pointed out. Holotype 3: Mexico, Pinolapa, State of Michoacan, alt. 616 m asl, 19°00.524N; 103°01.456W, 7- XI-2005; deposited in IEXA, Xalapa. It appears closely related to the pygmaeus-delicatus group of Progomphus, from which it can be distinguished by the shape of the anterior hamuli and epiproct lobes. The 5 and larva are unknown.