^Philip, C.B. (1950). "New North American Tabanidae (Diptera). Part I. Pangoniinae". Annals of the Entomological Society of America. 42(1949): 451–460.
^ Burger, J. F. (1995). "Catalog of Tabanidae (Diptera) in North America north of Mexico". International Contributions on Entomology. Associated Publishers. 1 (1): 1–100.