254 PAPERS BY DR. B. CLEMENS. 



The genus is dedicated to Dr. Thomas B. Wilson of 

 Philadelphia, in recognition of the eminent encouragement 

 he has given to Entomological studies in the United States. 



W. brevivittella. Fore-wings fuscous, intermixed with gray- 

 ish, with three black longitudinal streaks or dashes ; one at 

 the base of the fold, another in the middle of the wing, and 

 the last in the middle of the wing near the tip. On the 

 inner margin are three small black spots, placed respectively 

 beneath the dashes. Hind-wings fuscous, cilia the same. 



Antennas dark fuscous, basal joint yellowish. Head pale 

 yellow. Labial palpi dark fuscous, the tuft and two rings on 

 the terminal joint pale yellowish. 



Virginia. Coll. Entomological Society of Philadelphia. 



YPSOLOPHUS, Haw., Zell. 

 Proc. Ent. Soc. Phil., Aug. 1863, p. 122.* 



Ypsolophus flavivittellus, n. s. Fore-wings dark brown, 

 yellowish along the costa from the base to near the tip of the 

 wing. The yellowish streak is limited by the subcostal vein, 

 and is slightly dotted with dark brown. Hind-wings fus- 

 cous. 



Antennas, head and labial palpi fuscous. 



Virginia. Coll. Entomological Society of Philadelphia. 



ANESYCHIA, Steph. 



Hind-wings rather broadly oblong, with short cilia. The 

 subcostal vein is simple. The discoidal cell is closed by a 

 transverse discal vein, which gives rise to two branches. The 

 median vein is 3-branched, the two upper branches arising 

 from a short common stalk. The submedian and internal 

 veins distinct. 



Fore-wings elongate-ovate. The subcostal vein subdivides 

 into four branches ; the first is given off near the middle of 



* See ante, p. 227. H. T. S. 



