202 



Is^OCTUID^. 



jio_ Tegulfe with bla(>k inedi;il line. 

 a^K Fore, wiug slightly irroratecl with 

 blact. 

 a}~. lore wing with the terminal area 



concolorous satis. 



¥~. Fore wing with the terminal area 



blackish nostra. 



i". Fore wing strongly irrorated with 



black reuda. 



b^. Fore wingwith the cell prominently black. 



a^. Fore wing with the medial area darker 



than the ground-colom', strongly tinged 



with purplish, and the thorax usually 



with red decolor. 



IP. Fore wing with the medial area con- 

 colorous ; thorax greyer, not tinged 

 with red. 

 a'". Fore wing not irrorated with white, the 



stigmata not filled in with white ... tessellata. 

 P°. Fore wing partly irrorated with white, 



the stigmata filled in with white inirusa. 



h". Hind wing of male white with brown terminal 



line, of female wholly suffused with brown . cdhipennis. 

 e'. Hind wing of both sexes white, the terminal 

 area tinged with brown. 

 a^. Fore wing lilacine grey. 



al. Fore wing not irrorated with brown ve.rticalis. 



J)'. Fore wing irrorated with brown recussa. 



/'". Fore wing red-brown suffused with grey ... neotelis. 

 c". Fore wing dark red-brown tinged with fuscous, titubatis. 

 d*^. Fore wing ochreous irrorated with brown. 

 cC . Fore wing with the claviform defined at 



extremity only pcdlipennis. 



b'' . Fore wing with the claviform prominently 



dark hispidtda. 



d^. Hind wing entirely white biliturata. 



b^. Fore wing with black streak below base of cell. 

 a^. Fore wing without brown streaks in the inter- 

 spaces, 

 ft". Fore wing without ochreous and black fasciiB 

 in discal and submedian folds. 

 a^. Fore wing with the ground-colour ochreous 

 to purplish red. 

 aP. Fore wing with the costal area concolorous. 

 a'^. Fore wing not suffused with fuscous. 



a^. Expanse 42-46 mill ochrogaster. 



b^. Expanse 26-42 mill tritici ab. aquilina. 



b'^. Fore wing suffused with fuscous compressipennis. 



V . Fore wing with the costal area whitish to 

 postmedial line. 

 a^. Fore wing without whitish streaks from 



claviform and before subterminal line... obeliscoides. 

 J^. Fore wing with whitish streaks from 

 claviform and before subterminal line. 



a". Expanse 44-46 mill cxcellens. 



A^. Expanse 26-42 mill tritici. 



b^. Fore wing with the ground-colour grey- 

 brown to grey. 

 a''. Fore wingwith the orbicular oblique, oblong, 

 a**. Fore wing with the black streak below 

 cell and black in cell prominent. 



«". Hind wing ochreous white pindar. 



b^. Hind wing tinged with fuscous idahoensis. 



