Willis Wagner Wirth (1916-1994), an entomologist, was educated at Iowa State College, B.S., 1940; Louisiana State University, M.S., 1947; and the University of California, Ph.D., 1950. From 1942 to 1947 he served as Senior Assistant Sanitarian with the United States Public Health Service. In 1949, Wirth was appointed Entomologist with the Division of Insect Identification, Bureau of Entomology and Plant Quarantine, United States Department of Agriculture (USDA), and assigned to taxonomic work at the United States National Museum. He remained with the USDA until 1984, when he retired from the Systematic Entomology Laboratory. Wirth's research specialty was the taxonomy of Diptera. He died September 3, 1994, in Gainesville, Florida.
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