The new sp. is described and illustrated. Holotype <3 and allotype 5 (in copula): Bolivia, Cochabamba Department, Chapare prov., lake 2.5 km W of Villa Tunari gate on Hwy 4, 12-XI-2001; both deposited in U.A.G.R.M. in Santa Cruz, Bolivia, c3 c? are characterized by the knobbed shaped paraprocts, and the homochromatic 9 9 by their black ovipositor. Both can be distinguished from other congeneric spp. by their dark, almost black terminal abdominal segments.