280 NEUROPTERA OF NORTH AMERICA. 



luteo-fuscous, with snow-white pile, tarsi spotted with fuscous ; an- 

 terior wings fuscous, ciliated with fuscous, varied with cinereous, 

 and with an anal cinereous spot ; veins stout, fuscous ; posterior 

 wings cinereous ; abdomen luteous. Male and female. 



Length to tip of wings 7 9 millim. Alar expanse 13 17 

 millim. 



Hal. Washington (Osten Sacken). 



Leptocerus uwarowii Kol. Wien. Ent. Zeit. 1859, p. 58, is no- 

 ticed only by name ; it is entirely unknown to me. 



SETODES RAMBUK. 

 Spurs arranged 0, 2, 2. 



1. 3. exquisita! 



Leptocerus exquisitus Walk. ! Catal. 72, 65. 



Pale yellow, with snow-white hair ; antennae luteous, the base 

 annulated with fuscous, the basal article yellow, with snow-white 

 hair ; head and thorax yellow, with snow-white hair ; palpi and 

 abdomen yellow ; feet snow-white ; anterior wings snow-white, 

 with some transverse luteous bands, the apical ones maculose, im- 

 perfect ; at the apex of the posterior margin are four black spots, 

 and some obsolete black streaks ; posterior wings snow-white. 

 Male and female. 



Length to tip of wings 8 13 millim. Alar expanse 15 25 

 millim. 



Hal. Georgia (Abbot) ; Washington ; St. Lawrence River, 

 Canada (Osten Sacken). This is an extremely beautiful species. 



2. S. Candida ! 



Setodes Candida Hagen ! 



Pale yellow, with snow-white hair ; antennae fuscous, the basal 

 half yellowish, annulated with fuscous, the basal article yellow, 

 with snow-white pile ; head and thorax with snow-white hair ; palpi, 

 abdomen, and feet pale yellow ; anterior wings snow-white, with 

 luteous, sparse spots all over, which are sometimes obsolete ; the 

 posterior margin a little marked with black, the anal angle ciliated 

 with black ; posterior wings snow-white. Male and female. The 

 female is more and deeper spotted upon the wings than the male. 



