Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Cognato, A. I., S. J. Seybold, D. L. Wood, and S. A. Teale. 1997. A Cladistic analysis of pheromone evolution in Ips bark beetes (Coleoptera: Scolytidae). Evolution 51:313-318.
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