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A Key to the superfamilies of the Lepidoptera
with special reference to North and South Dakota


 

8 (7")  Hindwing without discal cell, fringe along outer margin >  broadest wing width.
 Go to 9

 

              
 

 Caloptilia negundella (Chambers), moth and hw with long fringe and lacking discal cell..

 

8'  Hw discal cell present, hw fringe at inner angle > 1/4 wing width; fws rectangular or
     elongate, rarely lanceolate; CuA2 from distal 1/5th of discal cell unless wings strongly
     rectangular.  See also 8" below.  Go to 10.

 

                

Left: Atteva punctella with fw and hw discal cells indicated by blue shading and arrow designating vein Cu1B;
right Pandemis canadana.  Fw discal cell indicated by blue shading and arrow designating vein Cu1B

.

              

From left to right: Plutella xylostella (Linnaeus), Ochromolopus rampoella (Kearfott), Xylesthia pruniramiella Clemens and Cochyis arthuri Dang. 

 

8"  Hw discal cell present; fw with CuA2 arising 1/2 to 2/3 from wing base; fws  triangular.  Hw fringe at inner angle < 1/3 wing width. Go to 11.

 

         
 

Left: Cerura occidentalis, discal cell indicated by blue shading and arrow designating vein CuA2, note triangular fws
and proximally placed CuA2.. Right: Thridopteryx ephemeraeformis, note triangular fws and more distally placed CuA2.

 

                        
 
From left to right: Antheraea polyphemus (Cramer), Protolampra brunneicollis (Grpte),
Hyles lineata
(Fabricius) and Phaeoura quernaria (J. E. Smith).

 

Return to beginning of Key

Return to Key introduction

  

 


Last updated: 06/20/07

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 


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