Black Larch Aphid

Picture from Milan Zubrick, Forest Research Institute, Slovakia

Cinara laricifex (Fitch)
Hemiptera: Aphididae

Webster, R. 1983. Sample collection method and sequential sampling plan for mites (Oligonychus ununquis) and aphids (Cinaria laricifex) on tamarack. Canadian Forest Service Technical Note No. 278: 5 pages. - New Window
Webster, R. 1993. Sample collection method and sequential sampling plan for mites (Oligonychus ununquis) and aphids (Cinaria laricifex) on tamarack. Tech. Note No. 278. Forestry Canada, Maritimes Forest Research Center; 5 p. - New Window