100 NOCTUIDiE. 



b*. Fore wing with the postmedial line moder- 

 ately dentate. 

 a'. Fore wing with the postmedial line obso- 

 lescent lithospila. 



b'\ Fore wing with the postmedial line distinct. 

 a ti . Fore wing with black streak above vein 1 



from base to postmedial line baniesi. 



b 6 . Fore wing without black streak above 

 vein 1 from base to postmedial line. 

 a". Fore wing with the inner half suffused 



with fuscous perdita. 



b~. Fore wing with the inner half not 



sutfused with fuscous extricata. 



c-. Fore wing with the postmedial line not dentate 



except at veins 4, 3, then strongly incurved diipia. 



(P. Fore wing with the postmedial line even through- 

 out, strongly bent inwavds below vein 3 raphaelis. 



h. Fore wing without black streak below base of cell. 

 a 1 . Fore wing with the orbicular moderate. 



«'-. Fore, wing with the antemedial line strongly bent 



inwards to inner margin ruhrieoma. 



b-. Fore wing with the antemedial line not strongly 

 bent inwards to inner margin. 

 a s . Fore wing with whitish subterminal line. 

 a 4 . Fore wing slightly sutfused and irrorated 



with fuscous centralis. 



b*. Fore wing strongly suffused and irrorated 



with fuscous megacephala. 



c 4 . Fore wing almost wholly suffused with black. 

 a 5 . Head, thorax, and fore wing strongly irro- 

 rated with grey tiena. 



b 5 . Head, thorax, and fore wing slightly irro- 

 rated with grey bicolor. 



b'\ Fore wing without whitish subterminal line. 

 a 4 . Fore wing with the postmedial line not 

 defined by small dark limules on outer side. 



a\ Fore wing ochreous white betulce. 



b"'. Fore wing grey americana. 



b A . Fore wing with the postmedial line defined 

 by small dark lunules on outer side. 

 a 6 . Fore wing purplish grey suffused with 

 brown. 

 a 6 Hind wing of male tinged with grey ... hesperida. 

 66. Hind wing of male tinged with yellow . hastulifera. 



c 6 . Hind wing of male pure white dactylina. 



Ifi. Fore wing white tinged with brown. 



aB. Fore wing with the antemedial line 



entire, indistinctly double insita. 



b 5 . Fore wing with the antemedial line re- 

 duced to spots on costa, below cell, and 



on inner margin innotata, 



b l . Fore wing with the orbicular minute. 



a-. Fore wing with black streak in submedian fold 

 beyond postmedial line. 

 a 3 . Fore wing with the medial area below and 



beyond the cell black ol hello. 



h'-\ Fore wing with the medial area concolorous ... longa. 

 b-. Fore wing without black streak in submedian 

 fold beyond postmedial line. 

 a 3 . Fore wing with brown shade beyond postmedial 



line sperata. 



