Male blackish, closely resembling latipennis Zett.; head black, parafrontals, parafacials, and cheeks velvety whitish pruinescent ; antennae and palpi black. Thorax lightly grayish pruinose, subshining, scutellum viewed from behind grayish (not blackish), mesonotum with three brownish vittae, and lateral areas considerably infuscated. Abdomen whitish pruinose, pearlaceous, with dark reflections; dorsocentral vitta black, each tergal portion, when viewed from behind, slightly broadened cephalad; tergal incisures not evident; hypopygium with basal sclerites black, shining, the caudal (prebasal) sclerite thinly grayish pollinose not glossy. Legs black, subsliining. Wings tinged with yellow, especially basad; calyptrae and halteres yellowish.