620 NOCTUIDJJ. 



costa ; an oblique triangular postmedial spot on costa, the black 

 postmedial line arising from it, obliquely excurved to vein 4, then 

 incurved ; a small subterminal white spot in suhmedian fold and a 

 series of white points just before terraen ; cilia with some 

 grey mixed. Hind wing black-brown with a greyish tinge, the 

 cilia whitish at tips ; the underside grey suffused with fuscous, a 

 faint dark discoidal striga. 



Ab. 1. Fore wing with the antemedial band narrower and not 

 reaching vein 1, the subtermiual spot and points before termen 

 absent. 



Ab. 2. Fore wing with the antemedial band replaced by a faint 

 double minutely waved black line. 



Bab. Sokotra, Hadibu Plain (0. Grant), 5 $ type. Exp. 

 20 millim. 



5938. Eulocastra leucobasis, n. sp. (Plate CLXVII. fig. 20.) 



Head and thorax black-brown mixed with rufous and some 

 grey ; pectus whitish : tarsi ringed with white ; abdomen grey- 

 brown with a rufous tinge, the ventral surface whitish. Fore wing 

 black-brown mixed with rufous and some grey ; subbasal line repre- 

 sented by black points on costa and in cell ; antemedial area white 

 bounded by the waved black antemedial line, which is angled in- 

 wards in cell ; claviform and orbicular small round black spots 

 with slight rufous annuli ; reniform whitish with slight blackish 

 marks in upper and lower parts, somewhat constricted at middle ; 

 an indistinct oblique waved blackish line from lower angle of cell 

 to inner margin; postmedial line black defined on outer side by 

 white, bent outwards below costa, excurved to vein 4, then incurved 

 and waved, some white points beyond it on costa ; subtermiual line 

 whitish defined on inner side by some black, excurved below vein 

 7 and at middle and angled inwards at discal and submedian folds ; 

 a terminal series of black points. Hind wing whitish suffused 

 with cupreous brown ; the underside white irrorated with brown, 

 a slight discoidal lunule and faint postmedial line excurved beyond 

 the cell. 



Hah. Mabras, Belgaum ( Watson), 5 S , 8 $ type. Exp. 18- 

 20 millim. 



Sect. II. (Eulocastra). Hind wing with veins 3, 4 from cell. 



A. Fore wing not uniform white tinged with red-brown. 

 a. Fore wing not red-brown with a silvery leaden gloss. 

 a 1 . Fore wing not pale purplish brown. 



a 2 . Fore wing white with the base and termen black. 

 a 3 . Fore wing without triangular black patch on 



middle of costa eurynipha. 



b 3 . Fore wing with triangular black patch on 



middle of costa argentifrons. 



'tr. Fure wing with black medial band. 

 a 3 . Fore wing with the base white. 



