Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Hess, R. A., and R. Beck. 1914. Der Forstschutz, ein Lehr- und Handbuch. Auflage 4, Band 2. [Scolytidae, 1:228-293]. B. G. Teubner, Leipzig und Berlin. 699 p.
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