Identification key to the Noctuinae occurring in the Dakotas

1.  (key-4a)  Orbicular spot U-shaped, length of right forewing  > 18 mm.*
               Xextia dolosa Franclemont.
 

1.'  Orbicular spot V-shaped, , length of right forewing < 18 mm.*
               Xestia c-nigrum (Linnaeus).
                  

*-note: the largest X. c-nigrum are females, the smallest X. dolosa are male specimens.-

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Last updated: 02/06/07

Dr. Gerald M. Fauske
collection manager, NDSIRC
research specialist, NDSU
216 Hultz Hall
Fargo, ND 58105
E-Mail: Gerald.Fauske@ndsu.nodak.edu

 
Published by the Department of Entomology 

Prospective students may schedule a visit by calling 1-800-488-NDSU.