220 
L EPID 0 PTE BA IN DIG A. 
shape and conjoined; cilia black. Hindwing, with a transverse subbasal broader 
pale sulphur-yellow continuous band, extending from the costa to abdominal margin, 
its inner edge being almost even, the outer edge extending across the cell at some 
distance from its apex, and above which the edge is outwardly twice acutely angled ; 
beyond is a submarginal series of six pale sulphur-yellow lunules, of which the two 
upper are much the smallest and either conical or rounded in shape ; at the anal 
angle is a parti-coloured reddish-ochreous half-circlet enclosing a black spot, the 
ochreous tint being brightest in the female ; above the latter is a small cluster of 
bluish-grey scales; cilia slenderly alternated with white. Underside. Forewing 
greyish-black, lower basal area clothed with pale yellowish-grey scales and fine short 
hairs; cell-streaks prominent, pale grey; transverse discal macular band, as on 
upperside, much paler yellow ; outer veins edged w r ith grey scales at their tips and 
with an intervening short grey marginal streak between the veins ; the veins to near 
their ends pale yellow. Findwing with the basal area greyish-black and densely 
covered with pale yellowish-grey scales ; the transverse band, as on upperside, much 
paler yellow ; apex of cell, and outer-discal area deep black between the veins ; 
crossed by a medial-discal curved row of six bluish-grey lunules, and a submarginal 
bordering series of broad pale yellow lunules, of which latter the anterior and the 
anal ringlet and also the discal edges of the veins are tinged with bright ochreous. 
Body above fuliginous-black, beneath pale yellow ; collar, head, and front yellow 
spotted ; legs black, femora beneath pale yellow ; antennse black. 
Expanse, S ? 3f to 4J inches. 
Larva. —Similar to that of 0. Fritlionius . Anterior segments scutellated; 
furnished with two tentacular processes on the second segment, and two short 
fleshy processes on the ninth and anal segment. 
Pupa. —Curved abruptly backwards; bead bifid; thorax with a lengthened 
curved acute thoracic process. 
Habitat. —Lower Burma; Tenasserim; Siam; Malay Peninsula; Sumatra; 
Nias; Java; Borneo; Palawan. 
Distribution. —“Hot uncommon about Tavoy in the autumn months. One 
specimen caught in Tounggya Sekkam, Upper Tenasserim, in February ” (Col. 
C. H. E. Adamson, List, 1897, 48). We possess a female from Tavoy, taken in 
January by Mr. Tucker. Mr. T. A. Hauxwell obtained it in the Salween Valley, 
Upper Tenasserim, in November. A specimen from Moulmein is in the British 
Museum. Dr. J. Anderson took it in “ Mergui, in December” (J. Linn. Soc. Zool. 
1886, 50). Mr. H. Druce records it from “ Ckentaboon, Siam ” (P. Z. S. 1874, 108). 
Dr. L. Martin writes, “ In N.E. Sumatra it flies from March to July in the forests of 
the outer Hdls, from Selesseh to South Bekantschan. Is rather rare in our area. 
The males have a quick and restless flight and frequent flowers, on which they do 
