Mastigimas sp. n.

Material examined. Colombia: 1 ♀, Bogota, 25.x.1999, Cedrela montana (Y. Osorio) (BMNH, dry mounted).

Comments. The single female resembles M. colombianus in the long, narrow pterostigma, the length ratio of antennal segments 3/4 and the long and flat cell cu 1 in the forewing. It differs from M. colombianus in much longer female terminalia.