It is described from 9 d (holotype d: nr E. Tuito, Jalisco, 25-X1-I990; deposited in UNAM, Mexico). Along with M. inequiunguis Calv„ the new sp. is distinguishable from all other Mexican Macrothemis spp. by the shortness of tarsal tooth. Its affinities and differences with M. inequiunguis and M. aurimaculata Donnelly are discussed.