264 PAPERS BY DR. B. CLEMENS. 



[Extracted from the Proceedings of the Entomological Society of 

 Philadelphia, Vol. V. pp. 133147, September, 1865.] 



NORTH AMERICAN MICRO-LEPIDOPTERA. 



BY BBACKENBIDGE CLEMENS, M.D. 



[THE first portion of this paper (nearly ten pages) is devoted 

 to the Tortricida, and the following species are described 



Stigmonota tristrigana, S.Jlavocellana, 



Sericoris gratiosana, Tortrix lutosana, 



S. concinnana, T. incertana, 



S. mutabilana, T. ? fumiferana, 



S. instrutana, Halonota tautana, 



S.fcedana, Leptoris breviornatana, 



S. versicolorana, Smicrotes virescana, 



Lozot&nia vesperana, Mixodia? intermistana, 



L. purpurana, Siderea ? nubilana, 



L. fractivittana, Euryptychia saligneana, 



L. fuscolineana, and 



Xanthosetia albicomana, Callimosema scintillana.'] 



Steganoptycha crispana, 



TlNEINA. 



BATRACHEDRA, Stainton. 



Hind-wings very narrow, pointed; costa rather concave 

 from the tip to near the base, where there is a projecting tuft, 

 inner margin concave. The subcostal vein is simple, runs 

 very near the costa and reaches it beyond the middle of the 



