PLATE V. 



rTEROPHORIDJE. 



Wing Outlines of British Columbia Genera. 



1. Triciioptilus. 



Pterophoeos. 



I'LATYl'TILIA. 



4. Stexoptii.ia. 



^ 



B. Olll.EMA TOIMIORl 



Note.— The above Qgures were photographed from the original plate In Messrs. Barnes and Ltadsey's 

 Pter loridie of America, North of Mexico," by the kind permission of Dr. A. W. Lindsey. 



