260 Annals of the South African Museum. 



ci. Forewing with quadrate black patch in cell between the 



stigmata isopleura. 



rfi. Forewing without black fascia or patch in cell. 



a^. Forewing grey, suffused with olive-green and irro- 



rated with black oliveata. 



&2. Forewing without olive-green tinge. 



0,3. Forewing with the ground colour greyish. 



a*. Forewing irrorated with fine dark scales . . . . postventa. 

 &*. Forewing much more thickly irrorated with 



groups of scales perirrorata. 



b^. Forewing with the ground colour brownish. 



a*. Forewing almost entirely suffused with black fumicolor. 

 ¥. Forewing strongly irrorated and striated with 



black mesomelana. 



c*. Forewing with slight dark irroration. 



a^. Forewing without terminal series of 



black points . . - • crassilinea. 



b^. Forewing with prominent terminal series 



of black points cinctithorax. 



B. Forewing with very highly dentate antemedial line emitting teeth to base. 



a. Forewing without streaks in interspaces of terminal area. 



a^. Forewing with series of white points on the postmedial 



line puncticostata. 



fii. Forewing without series of white points on the post- 

 medial line ■ indigna. 



b. Forewing with streaks in interspaces of terminal area. 



a^. Forewing with the inner area suffused with blue-grey interstriata. 

 &i. Forewing with the inner area not tinged with blue grey. 



a^. Forewing with black fascia from orbicular to reniform and thence 

 to termen. 



a3. Forewing with the costal area blackish sicca. 



b^. Forewing with the costal area not blackish . . . . effracta. 

 b^. Forewing without well-marked black fascia. 



ftS. Forewing with black mark between the orbicular 



and reniform . . dispalata. 



&8. Forewing without black mark between the 



orbicular and reniform strigibasis. 



(4) Agkotis musoosa, Geyer Samml. exot. Schmett. 10, 414, ff. 827, 



828 (1827). 

 Agrotis albifrons, Geyer Samml. exot. Schmett. 17, 430, ff. 859, 



860 (1827). 

 Agrotis rimosa, Guen. Noct. i. p. 277 (1852). 

 Diplithera cumulata, Wlk. ix. 613 (1856). 

 Agrotis ignicollis, Wlk. xi. 740 (1857). 

 amatura, Wlk. xv. 1700 (1858). 



,, varia, Wlk. xxxii. 694 (1865.) 

 Dianthcecia (sramen, Feld. Eeis. Nov. pi. 109, f. 15 (1874). 

 Agrota decipiens, Feld. Eeis. Nov. pi. 110, f. 17 (1874). 



