ME. F. MOOKE ON THE OPUIDERINJ^ OF THE INDIAN REGION. C9 



discal band. Thorax, head, palpi, fore legs in front, and tarsi beneath dark ferruginous- 

 brown, thorax grey-speckled ; abdomen above orange-yellow, beneath blackish. 



Expanse 3 inches. 



Hah. Borneo. In I'oll. British Museum. 



Khadira, n. gen. 

 Differs from Othreis in the fore wing having a decided falcate apex, the hind margin 

 with shorter and more deeply excavated space between the angles ; the hind wing also 

 shorter ; the palpi having the third joint slender and not tufted at the apex, the second 

 joint also being more slender ; fore tibiae less tufted, and tarsi more spinous. 



Khadira aura^'tia. (Plate XIII. fig. 4.) 



Ophideres aurantia, Moore, Proc. Zool. Soc. 1877, p. 607. 



Male. Fore wing dark ochrey-red, with numerous short transverse grey strigee, veins 

 alternate grey- and black-speckled ; a narrow black oblique band from apex to middle 

 of excavation on hind margin ; the oblique band, two inner and two outer transverse 

 dusky fascifE bordered inwardly with purple-grey : hind wing pale orange-yellow, with 

 a black, short, curved, narrow submarginal band, and broader, short, constricted discal 

 band. Thorax, head, palpi, fore legs in front, and antennae ochrey-red; abdomen pale 

 orange-yellow. Underside orange-yellow ; fore wing with a dusky patch at the apex, 

 and two blackish short curved oblique discal streaks above posterior angle ; hind wing 

 with a short black discal spot and an indistinct dusky outer fascia. 



Expanse 4 inches. 



Hab. South Andamans. In coll. British Museum. 



Adris, n. gen. 



Fore wing : costa arched beyond the middle, convex at the end, the apex being pro- 

 duced into a lengthened point ; exterior margin very oblique, convex, the angle very 

 acute ; posterior margin very short in the male, lobe much produced, excavation beyond 

 short. Hind wing prolonged anteriorly, the exterior margin slightly concave below the 

 apex ; veins similar to those in Othreis. Palpi larger and stouter than in the other 

 genus, more laxly clothed, the third joint with a large, flattened, dense tuft above. 

 Fore tibijE in male more densely clothed with longer lateral hairs. 



Type A. tyrannus. 



Adris tyrannus. (Plate XIII. fig. 5, 6 .) 



Ophideres tyrannm, Gueuee, Noct. iii. p. 110 (1852) ; Walker, Catal. Lep. Het. Brit. Mus. xiii. 

 p. 1224. 

 Male. Fore wing dark ochreous-brown, with indistinct darker transverse sinuous 

 fascige bordered with chalybeous purple ; sparsely covered with dark red-brown delicate 



