Education
Mitchell was awarded Bachelor of Science (1954) and Master of Science (1955) degrees from Texas Technical University, and Doctor of Philosophy from the University of Texas at Austin in 1961.
Mitchell was awarded Bachelor of Science (1954) and Master of Science (1955) degrees from Texas Technical University, and Doctor of Philosophy from the University of Texas at Austin in 1961.
He also served in the United States Air Force Medical Service from 1955 to 1957. Genera and species Mitchell described include Typhlochactas (1971), Typhlochactas reddelli (1968), Typhlochactas rhodesi (1968), and Sotanochactas elliotti (1971). Typhlochactas mitchelli or Pseudocellus mitchelli are named in honor of Mitchell.