USGS - science for a changing world

Northern Prairie Wildlife Research Center

  Home About NPWRC Our Science Staff Employment Contacts Common Questions About the Site

Caterpillars of Pacific Northwest
Forests and Woodlands

Photo Key to Species

Group A-2 -- Species in group A-2 have two or three pairs of midabdominal prolegs, typically two pairs, one pair each on segments A5 and A6. This group consists of a few species of Geometridae and the Plusiinae of the Noctuidae.

Prolegs on A5 smaller than those on A6

Prolegs on A5 same size as those on A6
Return to Photo Key to Species

Accessibility FOIA Privacy Policies and Notices

Take Pride in America logo logo U.S. Department of the Interior | U.S. Geological Survey
Page Contact Information: Webmaster
Page Last Modified: Saturday, 02-Feb-2013 05:16:46 EST
Sioux Falls, SD [sdww55]