This species is distinguished from its congeners by the following combination of characters: Forefemur almost entirely yellow with anterodorsal brown stripe distally; mid- and hindfemora yellow; posteroventral brush on hindtarsus dark.

Male. Predominantly black; fore- and hindcoxae, forefemur except anterodorsal brown stripe distally, mid- and hindfemora, mid- and hindtibiae, and mid- and hindtarsi except distal tarsomeres yellow. Palpus yellow with dark tip or entirely dark.

Head: Anterior frontal seta less than half as long as posterior frontal seta. Postorbital region moderately long, 1/6-1/5x as long as eye.

Wing: Length: 1.8-2.0 mm.

Abdomen: Tergites 1-4 microtrichose and subshiny medially, polished laterally; tergite 5 and all sternites polished.

Female. Does not differ from male except for the usual differences between male and female. (Brake & Freidberg 2003)