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 Eastern Forests

Comma (Polygonia comma)

JPG-Photo of Comma

Extremely variable in color, from green or creamy white to black, sometimes marked with orange-red above abdominal spiracles. Oblique lines pass along base of subdorsal scoli, especially on fifth to seventh abdominal segments. Spines usually light colored with black setae at tips. Dorsal spines on second thoracic segment roughly similar in size and color to those behind. In question mark, dorsal spines on second thoracic segment tend to be more developed and darker than those that follow, especially those of abdominal segments. Head of comma with more pronounced and denser projections than that of question mark. Food: elms, hops, and nettles. Caterpillar: May to October, 3 generations in South; 2 in North.

Previous Section -- Mourning Cloak
Return to Listing of Brush-footed Butterflies
Next Section -- Question Mark

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 05:14:08 EST
Sioux Falls, SD [sdww54]