Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Photo#988922
sawfly larva feeding on alder - Arge pectoralis

sawfly larva feeding on alder - Arge pectoralis
Groton, Middlesex County, Massachusetts, USA
August 31, 2014

Moved
Moved from "Symphyta" - Sawflies, Horntails, and Wood Wasps.
Thanks Mike. I forgot these larva feed on other things than birch.

Looks like a Birch Sawfly
http://bugguide.net/node/view/70875