Euscelidia castanea Janssens, 1954  

Head: black; face silver pruinose, facial gibbosity indistinct, mystax white, 6 macrosetae; ocellar tubercle white pruinose dorsally; occiput silver pruinose, few white setae
Antennae: scape and pedicel brown, setae brown; postpedicel brown, white pruinose; apical 'seta-like' sensory element brown
Thorax: brown; scutum brown, predominantly apruinose, anterior, lateral, and posterior margins silver pruinose, few white setae on pruinose area, brown setae on posterior margin, macrosetae: black, 1 notopeural seta, 1 supra-alar seta; scutellar silver pruinose, discal scutellar setae and scutellum long, brown
Legs: yellow and light brown; femora yellow proximally, brown distad; tibiae light brown, yellow stripe not reaching tip anteriorly; empodium short
Wings: hyaline, brown stained; pterostigma distinct, brown; discal cell terminating in 2 veins; halteres brown
Abdomen: brown; tergites predominantly apruinose, lateral and posterior margins white pruinose, T1 with black setae, T2 with white long setae laterally, remaining tergites with short white setae, female T8 apruinose
Male terminalia: male specimens unknown.