The Moths of South Africa. 271 



Genus LEUCANIA. 



Type. 

 Lencania, Ochs. Eur. Sclimett. iv. p. 81 (1816) comma. 



A. Forewing with fine dark streaks in the interspaces of terminal area. 



a. Forewing with white streak on terminal part of median nervure. 



ffli. Forewing with the streak emitting a short hook on diseocellulars. 

 a^. Forewing mth the streak short and confined to ex- 

 tremity of median nervure interciliata. 



62. Forewmg with the streak long and extending towards base. 

 aS. Forewing with the ground colour pinkish . . . . sarca. 

 ¥■. Forewing with the ground colour ochreous . . . . aniens. 

 &i. Forewing with the streak not hooked. 



a2. Forewing with the streak short and dilated at ex- 



t'^emity rliahdophora. 



&2. Forewing with the streak long and emitting streaks on veins 3, 4. 

 0.3. Forewing with the ground colour pinkish grey . . albicosta. 

 &3. Forewing with the ground colour reddish ochreous. 

 a*. Forewing with black streak in end of sub- 

 median fold i^lana. 



¥. Forewing without black streak in end of submedian fold. 

 a5. Forewing with prominent white terminal 



liiie tincta. 



65. Forewing without terminal white line. 



a<5. Forewing with reddish streak in end 



of cell and discal fold infima. 



¥. Forewing without reddish streak in 



cell and discal fold torrentium. 



b. Forewing with white point at lower angle of cell loreiji. 



B. Forewing without fine dark streaks in interspaces of terminal area. 



a. Forewing with more or less prominent white streak on extremity of median 

 nervure. 



fli. Forewing with the streak emitting a short hook on diseocellulars. 

 a2. Forewing without two black points above middle of 



median nervure .. apparata. 



b^. Forewing with two black points above middle of 



median nervure irrorata. 



61. Forewing with the streak not hooked. 



a^. Forewing without black fascia below median nervure. 

 a'\ Forewing reddish brown with more or less pro- 

 minent oblique reddish streak from apex . . . . xista. 

 63. Forewing ochreous without reddish streak from apex, 

 a*. Forewing without black spot beyond lower angle of cell. 

 a^. Forewing not clouded with pale fuscous 



marks in the interspaces nigrisparsa. 



65. Forewing clouded with pale fuscous marks 



in the interspaces ncbulosa. 



6*. Forewing with black spot beyond lower angle 



°^ ^^^^ atrimacxila. 



62. Forewing with black fascia below median nervure . . tacuna. 



b. Forewing with white point at lower angle of cell. 



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