c.1915. In F.P. Keen's Cone and Seed Insects of Western Forest Trees (USDA Technical Bulletin 1169), this image is Figure 52 on page 149. The caption reads, "Adults of the fir coneworm Dioryctria abietella."

c.1915. In F.P. Keen's Cone and Seed Insects of Western Forest Trees (USDA Technical Bulletin 1169), this image is Figure 52 on page 149. The caption reads, "Adults of the fir coneworm Dioryctria abietella."

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Author: R6, State & Private Forestry, Forest Health ProtectionSource: R6, State & Private Forestry, Forest Health Protection on Flickr.com

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fircousdausfsforest servicebureau of entomology ancheckflickrstarconewormdioryctria abietelladivision of forest insect investigationsfigure 52forest insectregion 6

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