N. hyemalis Stretch. 



1885 — Stretch, Ent. Anier.,Vol. I, p. 102. 



Very pale grayish. A dark brown streak at base of costa and 

 three indistinct transverse Hnes made up of dots. Transverse 

 anterior line oblique, straight, with a distinct brown dot near 

 costa, made up of tufted scales. 



Secondaries very pale, shaded with darker tints at apex. 

 Expanse, 20 mm. [Stretch.] 



Habitat, California, Arizona. 



N. sorghiella Riley. 



1882— RM.EY, Rep. Ins., 1882, p. 188, pi. 11, fig. i. 



Silvery white, with three equidistant tufts near costa of 

 primaries. These tufts, an arcuate shade towards outer margin 

 and a spot below cell, yellowish brown ; costa and a shade along 

 outer margin, deeper brown. Expanse, 10 mm. 



Habitat., Southern States [Riley]. 



V Genus Lebena Walker. 

 1866— Walker, Cat. ISrit. Mus., Vol. XXXV, p. 1901. 



Synopsis of Species. 



. Fore wings white with black bands ...... melanopa. 



Fore wings gray. 



Costa of primaries with conspicuous dark spots. 



Three blackish brown costal spots .... trinotata. 



Two black spots ... .... minna. 



Costa not distinctly spotted. 



Wing gray with normal black lines ..... Ovilla. 



Wing olive brown with white shades .... anfracta. 



L. melanopa Zeller. 



1872 — Zeller, Verh. Zool.-bot. Ces., Wien, Vol. XXII, p. 458. 



White ; costa of primaries and a median transverse band 

 black. Outer margin lead gray with black terminal dashes. 

 Secondaries blackish. Expanse, 19 mm. 



Habitat, Atlantic States to Texas. 



L. trinotata Walker. 



1866— Walker, Cat. Brit. Mas., Vol. XXXV, p. 192. 

 scxmactilata Grote. 



1877 — Grote, Can. Ent., Vol. IX, p. 235. 



Silvery gray ; trans. -ant., trans. -post, and subterminal lines 

 dark brown, waved, often indistinct. At base of costa a dark 



