^Philip, C.B. (1941). "Comments on the supra-specific categories of Nearctic Tabanidae". The Canadian Entomologist. 73: 2–14.
^ abWiedemann, Christian Rudolph Wilhelm (1828). Aussereuropäische zweiflügelige Insekten. Als Fortsetzung des Meigenschen Werks. Hamm: Zweiter Theil. Schulz. pp. xxxii + 608 pp., 7 pls.
^ Burger, J. F. (1995). "Catalog of Tabanidae (Diptera) in North America north of Mexico". International Contributions on Entomology. Associated Publishers. 1 (1): 1–100.
^Bellardi, L. (1859). Saggio di ditterologia messicana. Parte I. Torino: Stamperia Reale. pp. 80 pp., 2 pls.
^Stone, A. (1938). "The horseflies of the subfamily Tabanidae of the Nearctic Region". U.S. Department of Agriculture Miscellaneous Publications. 305: 171.