Description: Hymenotera. Callimomidae. Megastigmus albifrons. Pinus ponderosa. Hymenoptera development. Ashland, Oregon. Note: - Taxonomy above is from 1916 photo catalog documentation. - In F.P. Keen's Cone and Seed Insects of Western Forest Trees (USDA Technical Bulletin 1169), this image is Figure 28-A on page 105. The caption reads, "Larvae, pupae, and adults of the pine seed chalcid Megastigmus albifrons." -This image is also used as Figure 9-C on page 25 of F.P. Keen's 1952 Insect Enemies of Western Forests. The caption reads, "Ponderosa pine seed chalcid Megastigmus albifrons. Larvae, pupae, and adults; females above, males below." See:
archive.org/stream/insectenemiesofw273keen_1#page/24/mode.. Photo by: J.E. Patterson Date: July 1916 Credit: USDA Forest Service, Pacific Northwest Region, State and Private Forestry, Forest Health Protection. Collection: Bureau of Entomology Collection; La Grande, Oregon. Image: BUR-1914 To learn more about this photo collection see: Wickman, B.E., Torgersen, T.R. and Furniss, M.M. 2002. Photographic images and history of forest insect investigations on the Pacific Slope, 1903-1953. Part 2. Oregon and Washington. American Entomologist, 48(3), p. 178-185. For additional historical forest entomology photos, stories, and resources see the Western Forest Insect Work Conference site:
wfiwc.org/content/history-and-resources Image provided by USDA Forest Service, Pacific Northwest Region, State and Private Forestry, Forest Health Protection:
www.fs.usda.gov/main/r6/forest-grasslandhealth Public domainPublic domainfalsefalse. : This image or file is a work of a
United States Department of Agriculture employee, taken or made as part of that person's official duties. As a
work of the
U.S. federal government, the image is in the
public domain.
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+/− :. Date: 1 January 1916, 00:00. Source:
1916. Hymenotera. Callimomidae. Megastigmus albifrons. Pinus ponderosa. Hymenoptera development. Ashland, Oregon.. Author:
R6, State & Private Forestry, Forest Health Protection.
