Life cycle of the lodgepole sawfly, Neodiprion burkei.

Line drawings of the life stages of the lodgepole sawfly assembled by UC IPM into a life cycle illustration. Stages presented are the adult male, adult female, egg-laying niches in a needle, young larvae feeding in a group, older larvae and their chewing damage on lodgepole pine needles, prepupa, cocoon, and pupa Credit: F.P. Keen. Adapted from Insect Enemies of Western Forests. 1938. <i>USDA Miscellaneous Publication</i> 273 Figure 45. Available online: http://archive.org/details/insectenemiesofw273keen.
Credit: F.P. Keen. Adapted from Insect Enemies of Western Forests. 1938. USDA Miscellaneous Publication 273 Figure 45. Available online: http://archive.org/details/insectenemiesofw273keen.