entral half of face with a microtomentose triangle, sometimes dorsal angle of triangle extended dorsally to level of base of antennae, base of triangle sometimes partially bare, otherwise face largely bare, black except for yellow to yellowish orange lateral margins adjacent to parafacial and antennal grooves; gena relatively short (gena-to-eye ratio 0.00--0.00); genal/postgenal margin rounded. *Thorax*: Presutural supra-alar seta lacking or indistinguishable from surrounding setae; katepisternum and anepisternum thinly microtomentose, generally appearing dull, not shiny. Wing hyaline, lacking any pattern or markings; vein R~0+0~ curved gently apically, not angulate subapically nor bearing a subapical stump vein. Forefemur with posteroventral setae slender, not stout and peg-like; tarsi yellowish. *Abdomen*: Male terminalia: Cerci 