344 



?. Paler. 



There is a large paler form also from Sikhim. 



Hob. Sikhim. Exp. 36-40 millim. 



Genus DEROCA. 

 Deroca, Wlk. Cat. iv, p. 822 (1855). 



Type, D. hyalina, Wlk. 



Range. Japan ; N.W. Himalayas ; Sikhim ; Nagas ; Manipur ; 

 Pegu. 



Palpi short and slight ; proboscis present. Antenna with the 

 branches long in male, short in female. Mid tibia with one pair 

 of minute spurs, hind tibia with two pairs. Frenulum absent. 

 Fore wing with apex rounded ; vein 6 from the areole, 7 and 10 

 from the end of it. Hind wing with vein 8 anastomosing strongly 

 with 7. 



744. Deroca hyalina, Wlk. Cat. iv, p. 823 ; C. $ S. no. 899. 



Head, thorax, and abdomen blackish, sparsely covered with 

 white hair. Wings hyaline ; fore wing with traces of two ante- 

 medial waved lines, and both wings with two postmedial and one 

 submarginal waved line ; a series of marginal spots and a marginal 

 more or less prominent dark line. 



There is a small less completely hyaline form from Sikhim that 

 may be distinct. 



Hob. N.W. Himalayas ; Sikhim ; Ndgas ; Manipur ; E. Pegu. 

 Exp. 34-44 millim. 



745. Deroca inconclusa, Wlk. Cat. vii, p. 1727. 



Deroca maculata, Moore, P. Z. S. 1872, p. 575 ; C. 8f S. no. 900. 



Differs from hyalina in the wings being clothed sparsely with 



white hair. Fore wing with two 

 black spots below the costa on 

 basal area; two below them in 

 and below the cell ; a series of 

 three antemedial spots, on costa, 

 at origin of vein 2, and on inner 

 margin ; a postmedial series of 

 four spots, two being on the dis- 

 cocellulars ; a submarginal series 

 of dentate spots interrupted at 

 Fig. 235. Deroca ineonclusa, tf . \. middle, with a white line running 



through them ; three pairs of 



marginal spots. Hind wing with two indistinct postmedial macu- 

 late bands ; a black spot at apex, a pair at middle of outer margin, 

 and a pair at anal angle. 



Hob. Japan ; N.W. Himalayas ; Nagas ; Manipur. Exp., <$ 33, 

 36-43 millim. 



