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 B-3 -- Species in group B-3 have hairs that are sclerotized and spine-like. Most of these species are Nymphalidae or Saturniidae.

Group B-3a -- Subgroups: Spines with a single point - Species in group B-3a have hairs modified into chalazae. Most of these species are Nymphalidae.


Return to Photo Key to Species
Next Section -- Group B-3b - Subgroups: Spines with multiple tips

Accessibility FOIA Privacy Policies and Notices

Take Pride in America logo USA.gov logo U.S. Department of the Interior | U.S. Geological Survey
URL: http://www.npwrc.usgs.gov/resource/insects/catnw/grpb3a.htm
Page Contact Information: Webmaster
Page Last Modified: Saturday, 02-Feb-2013 05:15:17 EST
Reston, VA [vaww55]