Le2')idoptera from Tropical Africa. 53)3 



quite close to the apex ; 10 and 11 from the cell, the former 

 arched upwards towards 11 at the base. Secondaries with 

 3 and 4 sliortly stalked, 5 from just above the angle, 6 and 7 

 stalked, 8 shortly anastomosing at the base with the cell. 

 Tjpe, Rivulana ochrea, B-B. 



Rivulana ochrea, sp. n. 



^. Head, thorax, abdomen, and primaries uniformly 

 creamy ochreous. Primaries with the reniform stigma dark 

 and a small blackish dash on the costa directly in front of 

 the apex ; termen with black points. Secondaries pale 

 greyish brown. 



Expanse 25 mm. 



Hah. N'Dalla Tando, Angola, 2700 feet; October {An- 

 sorge) . 



Type in my collection. 



Auchenisa callipona, sp. n. 



cJ . Head and frons whitish ; collar whitish mixed with 

 green, with a horizontal bar of blackish; palpi and proximal 

 part of pectus black, rest of pectus pure white ; thorax 

 whitish, with a slight mixture of green; two black spots on 

 the prothorax (one on each side) ; abdomen blackish grey, 

 with whitish segmental divisions. Primaries white, largely 

 covered with sage-green scales ; a small basal black spot ; 

 antemedian line black, interrupted; median line blijck, 

 strongly dentate, and edged externally with pure white ; area 

 between these two lines green ; postmedian line black, crenu- 

 late, and dentate, edged more or less on each side with white ; 

 reniform black, edged laterally with white, having a black 

 spot above it ; this line is followed by a broad band of green, 

 leaving the terminal area very broadly pure white ; in tiiis 

 area are two black spots, one below vein 2 and one on vein 5 ; 

 fringes white, with prominent internervular black spots. 

 Secondaries pure white, with fringes spotted as the primaries 

 and some black scales on the abdominal fold. 



$ . Like the male, with the addition in the secondaries 

 that there is a postmedian grey line beyond which the area is 

 more or less grey, decidedly grey at the apex. 



Expanse, ^ 58, ? 66 mm. 



Hab. N'Dalla Tando, Angola, 2700 feet ; November {An- 

 sorge) . 



Types in my collection. 



Allied to A. schausi, Holl., but the median area is not 

 black and the shape of the lines differs also. 



