Thressa spuria (Thomson, 1869)
Geomyza spuria Thomson, 1869: 599. Type locality: China (Holotypes deposited in Naturhistoriske Riksmuseet, Stockholm).
Thressa spuria (Thomson): Sabrosky 1977: 319; Nartshuk 1993: 114.
Diagnose.
Frons slightly longer than wide (33:28). Femora black, tibiae and tarsi entirely yellow. Wing hyaline without a brown spot near wing apex. Surstylus short, nearly triangular. Pregonite as long as postgonite.
Distribution.
China; Pakistan.
Remarks.
Thomson (1869) firstly described Geomyza spuria from China. Sabrosky (1977) transferred it to Thressa . Nartshuk (1993) gave the figures of male genitalia. I examined the photos of the holotype in the Naturhistoriske Riksmuseet.