Euscelidia hesperia Dikow, 2003  

Head: black; face silver pruinose, facial gibbosity indistinct, mystax white, many macrosetae; proboscis and maxillary palpi brown-black, setae white; ocellar tubercle white pruinose dorsally; occiput silver pruinose, setae white
Antennae: scape dark brown, brown setae ventrally, white pruinose; pedicel dark brown, brown setae ventrally and dorsally, white pruinose; postpedicel brown, white pruinose proximally and ventrally; apical 'seta-like' sensory element brown
Thorax: black; postpronotal peg small, distinct, silver pruinose; scutum predominantly apruinose, grey pruinosity restricted to anterior, lateral, and posterior margins, yellow setae with distinct alveoli scattered on surface, leaving 2 narrow, median longitudinal stripes, fused distally and not reaching posterior margin, and 2 lateral spots, uncovered; macrosetae reduced (holotype with only 1 brown supra-alar seta); scutellum yellow pruinose, discal scutellar setae and scutellar setae long, yellow
Legs: yellow to brown; prothoracic and mesothoracic femora light brown, brown on distal tip, metathoracic femora pale yellow proximally, light brown distally, slightly clubbed; prothoracic and mesothoracic tibiae brown, pale yellow stripe not reaching tip anteriorly, metathoracic tibiae yellow in proximal half, distal half brown; first tarsomere yellow, brown distad, remaining tarsomere brown, setae black; empodium very short, distinct
Wings: few microtrichiae in proximal half, discal cell with only few microtrichiae along margins, densely covered with microtrichiae in distal half, brown stained along veins; pterostigma distinct, brown; discal cell terminating in 2 veins; halteres light brown
Abdomen: black; T2-3 grey pruinose, T4-8 brown pruinose medially, anterior, lateral, and posterior margins grey pruinose, T2 anteriorly with apruinose spot, T1 with long white setae laterally, T2 in proximal third with white setae laterally, remaining tergites with short white and yellow setae, sternites grey pruinose
Male terminalia: surstylus pointed distally, lobe dorsally and ventrally; hypandrium bent upwards; dorsal aedeagal sheath tubular, medium length, ventral aedeagal sheath forming a plate; lateral apodeme bifurcated.