DECEMBER, 1864. 257 



[Extracted from the Proceedings of the Entomological Society 

 of Philadelphia, Vol. HI. pp. 505520, December, 1864.] 



NORTH AMERICAN MICRO-LEPIDOPTERA. 



BY BBACKENBIDGE CLEMENS, M.D. 



BEENTHIA, Clemens. 

 Proc. Acad. Nat. Sci. of Phila., May, 1860, p. 172.* 



Brenthia Virginiella, n. s. Fore-wings dark brown, tinged 

 with ochreous between the markings toward the tip, with an 

 oblique, somewhat violet-hued silvery line, from the costa at 

 the apical third, directed toward the anal angle ; a line of the 

 same hue from the tip of the wing, parallel to the hinder 

 margin, and a white costal streak equidistant from the two 

 silvery lines. On the inner margin, a little interior to the 

 anal angle, is a silvery, somewhat violet-hued spot. Cilia 

 whitish beneath the tip of the wing, with a dark intercilial 

 line. Hind-wings dark brownish, with a silvery spot near 

 the hinder margin above the anal angle. 



A single specimen. Virginia. Coll. Ent. Soc. Phila. 



GEACILAEIA, Zeller. 

 Proc. Ent. Soc. Phila., March, 1863, p. 9.f 



Gracilaria Blandella, n. s. Fore-wings yellow, dark 

 purple along the dorsal margin from near the base to the tip 

 of the wing. Near the tip is a projection from the dorsal 

 stripe extended to the costa, and a little interior to the middle 

 of the wing the dorsal stripe is excavated and presents a 



* See ante, p. 133. H. T. S. 

 f See ante, p. 215. H. T. S. 



