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- Essig, E. O. 1926. Scolytidae . Pp. 510-521. in: Insects of western North America.. McMillan Company,New York. pp..
- Essig, E. O. 1931. A history of entomology [Scolytidae, p 685, 699]. MacMillan, New York 1029 p. pp..
- Essig; Hoskins 1944
- Horn; Essig; Herms 1923
- Essig, E. O. 1913. The fruit tree bark beetle (Scolytus rugulosus). Monthly Bulletin State Commiss. Hortic. [California] 2658.
- Essig, E. O. 1926. Scolytidae. Pp. 510-521. in: Insects of Western North America. MacMillan Company,New York. pp..
- Essig, E. O. 1958. Scolytidae. Pp. 509-521. in: Insects and Mites of Western North America. MacMillan Company,New York. xiv+1050 pp..
- Essig, E. O. 1915b. New records of the shot-hole borer . California State Commission of Horticulture, Monthly Bulletin 4:445.
- Essig, E. O. 1917. The olive insects of California [Scolytidae, p 53-56] . California Agricultural Experiment Station (Berkeley), Bulletin 283:43-64.
- Essig, E. O. 1942. College entomology [Scolytidae, p. 603-605]. MacMillan Company, New York. 900 p.