Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Borror, D. J., D. M. DeLong, and C. A. Triplehorn. 1976. An introduction to the study of insects. Edition 4 [Scolytidae, p. 438-439]. Holt, Rinehart and Winston, New York. xii + 852 p.
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