lethal | recessive
visible | dominant
dorsocentral bristle
macrochaeta
scutellar bristle
wing vein L5
Thoracic macrochaetae absent ranging from one absent dorsocentral bristle to all dorsocentral and scutellar bristles.
Wing vein L5 short; many bristles absent (see FBrf0001865), but sockets remain.
A.H. Sturtevant, April 1924.