SIDYMA. 67 



Genus SIDYMA. 



Sidyma, Wlk. Cat. vii, p. 1686 (1856). 

 Vamuna, Moore, P. Z. S. 1878, p. 10. 



Type, S. albifinis, "Wlk. 



Range. Himalayas ; Khasi Hills. 



Palpi upturned, reaching vertex of head, the third joint short. 

 Thorax and abdomen somewhat stout and hairy. Fore wing with 

 vein 3 from before angle of cell, 4 and 5 stalked ; 6 from middle 

 of areole ; 7 from after areole ; 10 from the areole. Hind wing 

 with vein 3 from before angle of cell ; 4 and 5 stalked ; 6 and 7 

 from upper angle ; 8 from middle of cell. 



Sect. I. (Sidyma). Male with the antennae bipectinated, the 

 branches fine and of moderate length. 



1311. Sidyma albifinis, Wlk Cat vii, p. 1686 ; C. $ S. no. 561. 

 Head, thorax, and abdomen fuscous ; collar, underside of thorax, 



Fig. 34. — Sidyma albifinis, $ . \ . 



and anal tuft ochreous. Wings fuscous ; the apical area of both 

 wings white. 



Hab. N.W. Himalayas. Exp., S 42, $ 45 millim. 



1312. Sidyma apicalis, Moore, P. Z. S. 1878, p. 9, pi. 1, fig. 2; C.$S. 



no. 662. 



Differs from albifinis in being purplish black ; the head, collar, 

 and underside of thorax orange-red ; the apical white patch of 

 fore wing smaller, of hind wing absent. 



Hab. Sikhim. Exp. S 42, $ 44 millim. 



Sect. II. ( Vamuna). Male with the antennae ciliated. 



1313. Sidyma heema, Moore, P. Z. S. 1865, p. 798 ; C. $ S. no. 615. 



Palpi orange, the terminal joint brown. Head, thorax, and 

 fore wing uniform hair-brown; abdomen brown, with the ex- 

 tremity yellow. Hind wing with the inner half brown; the 

 costal and apical areas yellow ; a marginal yellow band extending 

 to anal angle. 



Hab. Sikhim. Exp., 6 47, $ 56 millim. 



r2 



