Hedria is a genus of flies in the family Sciomyzidae. There is one described species in Hedria, H. mixta.
References
12Steyskal, George C. (1954). "Colobaea and Hedria, Two Genera of Sciomyzidae New to America (Diptera: Acalyptratae)". The Canadian Entomologist. 86 (2): 60–65.
Arnett, Ross H. Jr. (30 July 2000). American Insects: A Handbook of the Insects of America North of Mexico (Seconded.). CRC Press. ISBN978-0-8493-0212-1.
Capinera, John L., ed. (2008). Encyclopedia of Entomology. Springer. ISBN978-1402062421.