ACANTHARCTIA, 321 



Hah. Beazil, Rio Janeiro, 2 $ , Sao Paulo {Jones), 1 (5*, 2 5 . 

 Edcp., S 38, 2 48 millim. Type in Mus. Oxon. 



Subsp. 1. alcumena, Berg, An. Soc. Argent, xiii. p. 213 (1832): Kirby, 

 Oat. Het. p. 229. 



S . Thorax and hind wing entirely white. 



Hob. Argentina, type f 05* in Mus. Buenos Ayres. 



Genus ACANTHARCTIA. 



Acantharctia, Auriy. Ent. Tidskr. 1899, p. 241 



Type. 



nivea. 



Proboscis aborted, minute; palpi porrectto just beyond frons, which is tufted 

 with hair ; antennae of male bipectinate ; vertex of head with oblique flattened 

 corneous plate depressed at middle ; fore tibijB short, with long curved claw at 

 extremity on inner side and short claw on outer ; hind tibia with the spurs 

 absent. Fore wing rather narrow, with vein 3 from before angle of cell ; 4, 5 

 from angle; 6 from upper angle ; 7, 8, 9, 10 stalked; 11 from cell. Hind 

 wing with veins 3, 4 from angle of cell ; 5 from just above angle ; 6, 7 shortly 

 stalked ; 8 from before middle of cell. 



A. Fore wing with broad black fasciae in the interspaces onetaleuca. 



B. Fore wing without broad fasciae in the interspaces. 



a. Hind wing yellow vittata. 



h. Hind wing white. 



a^. Fore wing with the cilia orange jiavicosta. 



h^. Fore wing with the cilia white nivea. 



1824. Acantharctia metaleuca, n. sp. (Plate XLYI. fig. 18.) 



Yellowish white ; palpi, sides of frons, and branches of antennse 

 blackish ; vertex of head orange ; a dorsal black stripe on tegulae 

 and vertex of thorax ; legs fuscous, the femora orange above ; 

 abdomen orange above except at base, with dorsal series of black 

 bands and lateral series of points. Fore wing with black fasciae 

 from base to termen through the cell and in submedian interspace, 

 narrowing towards base and termen; streaks in the terminal inter- 

 spaces above veins 2, 3, 4, 6, 7, those above veins 4 and 7 shorter. 

 Hind wing whiter, sometimes with discoidal point. 



Hab. Br. E. Africa, Athi-ya-Mawe (Betton), 9 (^ type, Nairobi, 

 2 ,5 , Kiu (Orawshay), 1 (^ 1 § . Exp. 36-40 millim. 



1825. Acantharctia vittata. (Plate XLVI. fig. 6.) 



Acantharctia vittata, Auriv. Ent. Tidskr. 1899, p. 242. 



(5 , Head and thorax dull white with some orange between 

 antennae, which are black, and edging the patagia ; legs tinged 

 with fuscous, the femora orange above ; abdomen orange, with 

 dorsal series of black spots and two lateral series of points, the 

 ventral surface pale. Fore wing yellowish white, with more or 

 less developed blackish streaks in discal and submedian folds ; the 

 costa towards apex, the cilia, and inner margin yellow. Hind wing 

 yellow. 



Bah. Bechtjan ALAND ; Natal, Weenen, 1 cS . Eocp. 40 millim. 



VOL. III. Y 



