30 LITHOSIID.E. 



Gemis COSSA, U'lilker. 

 Cossa, Walker, Cat. Lep. Het. B. M. Suppl. i. p. 232. 



COSSA BRUNNEA. 



Cossa brunnea, Moore, P. Z. S. 1878, p. 22, pi. ii. fig. 11. 



Female. Fore wing dark purple-brown, with a small black spot at end of tlic cell, and 

 a short black streak on the costa near the middle : hind wing paler. Underside with the 

 margins palei'. Thorax, head, and legs dark brown. 



Expanse 1^ inch. 



Hah. Darjiling. In coll. Dr. Staudinger. 



COSSA QUADKISIGNATA. 



Cossa quadrisignata, Moore, P. Z. S. 1878, p. 21, pi. ii. fig. 10. 



Male. Fore wing dark purplish-brown, with slightly paler streaks along the veins ; 

 costal border pale purplish-cinereous, with two prominent short black streaks ; a small spot 

 at end of the cell : hind wing and abdomen above pale brownish -cinereous ; anal tuft slightly 

 ochreous. Underside pale cinereous-brown ; middle of fore wing brown. Thoi'ax, head, 

 abdomen beneath, and legs brown. 



Expanse 1^ inch. 



Hah. Darjiling. In coll. Dr. Staudinger. 



Gemis RANG H ANA, Moore. 



Ranghana, Moore, P. Z. S. 1878, p. 22. 



Female. Fore wing very long, narrow ; costa arched, apex pointed ; exterior margin 

 very oblique, angle and hind margin rounded ; subcostal vein five-branched, first branch 

 short, arising immediately above end of the cell and joining the costal, second and third at 

 equal distance from first, third trifid ; radial from below subcostal beyond the cell at equa 

 distance between first and second branches ; cell short ; discocellulars straight ; median 

 vein straight, three-branched, the two upper at one-third from the exterior margin, lower 

 recurving from below end of the cell ; submedian vein extending to posterior angle. Hind 

 wing long, narrow ; subcostal vein forked at half length beyond the cell ; cell short ; disco- 

 cellulars deeply curved ; median straight, two-branched ; submedian straight. Body short ; 

 palpi very short, stout ; legs long, slender, middle and hind tibise spuri'ed ; antennae setose. 



Ranghana punctata. 

 Ranghana punctata, Moore, P. Z. S. 1878, p. 22, pi. ii. fig. 12. 



Female. Pale ochreous bufi" colour : fore wing with a marginal and apical series of nine 

 small black spots. Underside paler, without marks. 

 Expanse 1^ inch. 

 Hah. Calcutta (July). In coll. Dr. Staudinger. 



