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[5]Wehrle, L. P., “Observations on Three Species of Triatoma,” Bulletin of the Brooklyn Entomological Society, Vol. XXIV, No. 3, June, 1939, pp. 145-154.
[6]Matheson, Robert, Medical Entomology, Charles C. Thomas, Baltimore, Md., 1932.
[7]Jones, W. Ray, King County Medical Association, Seattle, Washington.
[8]Githens, T. H., “Snake Bite in the United States,” Scientific Monthly, August, 1935, pp. 163-167.
[9]Pope, Clifford H., Snakes Alive and How They Live, Viking Press, New York, 1942.
[10]Klauber, L. M., Rattlesnakes, Their Habits, Life Histories, and Influence on Mankind, 2 vol., University of California Press, Berkeley, 1956.
[11]Cowles, R. B., and Bogert, C. M., “Observation on the California Lyre Snake, Trimorphoden vandenburghi, Klauber. With notes on the Effectiveness of Its Venom,” Copeia, July 16, 1935.
[12]Stahnke, Herbert L., Scorpions, Arizona State University Bookstore, Tempe, Arizona, 1949.
[13]Loeb, Leo, and collaborators, The Venom of Heloderma, Carnegie Institution of Washington, 1913.
