NDSU image

 

North Dakota State University

NDSU button
 
NDSU Search button
 
NDSU Phonebook button

 

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


   
   

18 (3").  Moth in larval case, without legs or wings. Superfamily Tineoidea: Family Psychidae (part).See couplet 10e.

18'.  Moths outside of larval case, legs present, wings present or absent.  Go to 19
 
19.   Ocelli absent.  Go to 20.
19.'  Ocelli present.  Go to 21.
 
20.  Tibial epiphysis present, slender legged smooth scaled moths.  Superfamily Geometroidea:
       Family Geometridae
(part).  See couplet 15b.
20.'  Tibial epiphysis absent, stout legged hairy moths.  Superfamily Noctuoidea:
        Family Lymantriidae
(part).  See couplet 14a.
 
21.  Aquatic, palpi very small, hind tibia and tarsus with a fringe of hair along dorsal surface. 
      Superfamily Pyraloidea: Family Crambidae (part).  See couplet 6b1.*
21.'  Not aquatic, palpi usually extending beyond front, tibia with long loose hair.  Go to 22.
 
22.  Proboscis with scales, labial palpi upturned and extending sickle-like beyond vertex. 
      Superfamily Gelechioidea: Family Oecophoridae (part).  See couplet 6d.*
22.'  Proboscis without scales, or atrophied, labial palpi not extending beyond vertex. Go to 23.*
 
23.  Body < 1 cm, frons with scales on upper half oriented downward, on lower half oriented
       upward. Superfamily Tortricoidea: Family Tortricidae (part). See couplet 10.*
23.'  Body length > 1 cm, frons with hair-scales projecting out and down. These are moths of
       the arctic. Superfamily Noctuoidea (part). See couplet 14a.*
                    Two 'families' of noctuoids with atrophied wings key to this couplet: 
  Arctiidae- meso-/ meta- tibiae without setae.
  Noctuidae- meso- /meta- tibiae with setae

 

 

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 


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