Young, Willard C.Barker, Ernest David2024-02-232024-02-231969-05Barker, E.D. (1969). A comparative study of the Hydracarina (Acarina) in three permanent ponds (Unpublished thesis). Southwest Texas State College, San Marcos, Texas.https://hdl.handle.net/10877/18088No abstract prepared.Text80 pages1 file (.pdf)enmitesSouthwestern statesThesis