Piophilidae
General description:
Moderately small flies, 3-6 mm long, shining black to dull brownish yellow, somewhat similar in general appearance to Scathophagidae and Pallopteridae. Body usually with fairly strong black bristles, sometimes densely hairy. Frons frequently conspicuously yellowish, at least on anterior half. Wing frequently glassy, sometimes with brown markings. (McAlpine 1987)