LEPIDOPTERA 105 



TABLE FOR THE SEPARATION OF SOME OF THE MORE IM- 

 PORTANT GROUPS OF 



LEPIDOPTERA. 



(On account of the wing-venation characters involved in the 

 determination of some families, no attempt will be made to 

 make this table complete.) 



A. Antennae with a knob or club at the tip. Butterflies and 

 Skippers. 



B. Club with a recurved hook. Skippers. Hesperiina. 

 BB. Antennal club without hook. Mostly Butterflies. Pa- 

 pilionina. 

 C. Size large, hind wings with tail-like projections. 



Swallow-tails. Papilionidce. 



CC. Size variable. Hind wings without the tails, except 

 in smaller forms. 

 D. Colors white or yellow with or without black 



markings. Pierids. Pieridce. 

 DD. Colors not white or yellow. 

 E. Size small; colors usually blue or bluish; or 

 coppery with metallic reflections. Many forms 

 with very delicate tails on hind wings. Wings 

 very thin and delicate. Gossamer-wings. Ly- 

 ccenidce. 



EE. Size and color variable but never as de- 

 scribed above. Usually medium to large 

 forms. Front legs abortive, not fitted for 

 walking. Nymphalidce. 

 AA. Antennas without knob at tip. Moths. 



B. Moths with a frenulum, Bristle or bristles at base of hind 



wing, overlapping base of front wing. 

 C. Wings more or less transparent. 



D. Size small; body dark in color, short and stout. 

 Wings transparent, short and rounded. Front 

 wings noticeably larger. Larvae forming bag-like 

 cocoons. Bag-warm moths. Psychidce. 

 DD. Bodies slender. Wings long and narrow, of more 

 nearly equal length. Hind wings or both fore 



