30 NOVITATES ZOOLOOICAE XXIV. 1917. 



Gen. Metachrysia. 



Typs. 

 Metachrysia Hmpsn., Rom. Mim. vUi. p. 504 (1901) ...... acyperella 



Proboscis small ; palpi slender, upturned, fringed with hair ; maxillary palpi 

 very small ; frons with small tuft of hair ; antennae of male short. Forewing 

 narrow, the costa arched before apex which is obliquely truncate and produced 

 to a point, the termen oblique ; the cell very long, the lower angle produced ; 

 veins 2, 3, 4, 5 given off at equal distances and parallel ; the discocellulars very 

 oblique ; vein 6 from upper angle of cell ; 7, 8 stalked, 9 absent ; 10, 11 from 

 cell ; the male on underside with the cell clothed with fine silky hair, with a 

 small glandular swelling at base of costa. Hindwing with the cell open ; veins 

 2 and 5 stalked, 3, 4 absent ; 6, 7 sialked, 7 anastomosing with 8. 



* Metachrysia acyperella. 



Metachrysia acyperella Hmpsn., Rom. Mem. viii. p. 504. pi. 53. £. 17 (1901). 

 S'Entrecasteaox Is,, Fergusson I. 



Gen. Acracona. 



Type. 

 Acracona Karsch, Ent. Nachr. xxvi. p. 244 (1900) ...... remipedalis 



Palpi of male minute, of female reaching just beyond the large frontal tuft; 

 maxiUary palpi small ; antennae with the basal joint long, the shaft of 

 moderate length cihated ; fore and mid tibiae and tarsi thickened and flattened 

 especially in female. Forewing with the costa arched at base, the apex strongly 

 produced and acute ; the cell rather short ; vein 3 from near angle of cell ; 

 4, 5 from angle ; the discocellulars curved ; 6 from below upper angle ; 7, 8, 9, 

 10 stalked, 7 from beyond 9; 11 free; male with a large glandular swelling 

 enclosing flocculent hair on underside of basal costal area and a fringe of long 

 upwardly directed hair in submedian fold at middle. Hindwing with veins 3 

 and 5 from angle of cell, 4 absent ; the discocellulars angled inwards ; 6, 7 from 

 upper angle, 7 anastomosing with 8. 



(1) * Acracona flammealis n. sp. 



Head and thorax purpUsh red ; abdomen orange-red. Forewing purplish 

 red irrorated with darker scales ; an indistinct discoidal spot ; cilia orange. 

 Hindwing orange-red. 



S. Nigeria, Warri (Roth.), type in coll. Rothschild. Exp. (J 28, $ 36 mill. 



(2) t Acracona metachryseis n. sp. 



$. Head, thorax, abdomen and forewing rufous with a greyish tinge, the 

 last slightly irrorated with fuscous and with a fuscous discoidal spot ; cilia orange. 

 Hindwing golden orange. Underside orange except costal area of both wings. 



Sierra Leone (Clements), 1 ? type. Exp. 42 mill. 



(3) * Acracona remipedalis. 



Acracona remipedalis Karsch, Ent. Nachr. xxvi. p. 245 (1900). 

 Togoland. 



