NOVEMBER, 1859. 61 



[Reprinted from the Proceedings of the Academy of Natural 

 Sciences of Philadelphia, November, 1859, pp. 317 328.] 



CONTRIBUTIONS TO AMERICAN LEPIDOPTEROLOGY. No. 2. 



BY BRACKEKRIDGE CLEMENS, M.D. 



TlNEINA. 

 LlTHOCOLLETHXE. 



IMAGO with pointed or almost caudate anterior wings, 

 with the costal nervure rather short, and nearly coincident 

 with the basal portion of the anterior margin ; with the 

 subcostal simple from the base to the apical third of the 

 wing, where it delivers to the costa two or three very short 

 marginal nervules (except in Tischeria) ; with the discoidal 

 cell usually acute behind, with one or two branches to the tip 

 of the wing ; with the median simple nearly to the tip, and 

 dividing into two approximated nervules, with the submedian 

 simple. The posterior wings linear-lanceolate, with a very 

 short costal nervure at the base ; with the subcostal nervure 

 simple; with the median nervure simple and both rather 

 faintly indicated. 



TABLE OF GENERA. 



Head with a tuft above. 

 Tuft abundant and hairy. 

 Antennae simple. 



LITHOCOLLETIS. Anterior wings with two subcosto-mar- 

 ginal veins, and one from the apex of the discoidal cell. 



