248 



GEOMETBIILE. 



fuscous. Fore wing with a curved antemedial black line slightly 

 angled on median nervure, and with an ochreous band inside it ; 

 both wings with traces of a medial line ; a postmedial black line 

 highly angled at vein 5 of each wing, with slight streaks at the 



Fig. 131. Biston bengaliaria, 



veins, and with a diffused ochreous band beyond it ; traces of a 

 waved submarginal line, with some waved black marks on each side 

 of it near vein 4 of fore wing. 



The form contectaria is much less suffused with ochreous. 



Hab. Sikhim; Khasis; Shillong. Exp., rf 64-74, $ 66-92 

 millim. 



3360. Biston raptaria, Wlk. Cat. xxi, p. 373; C. $ S. no. 3258. 

 Boarmia suiasasa, Wlk. Cat. xxi, p. 373 ; C. 8f S. no. 3259. 

 Boarmia disterminata, Wlk. Cat. xxi, p. 491 ; Hmpsn. III. Het. 



viii, pi. 149, fig. 13 ; C. % S. no. 3257. 

 Cusiala rufifasciata, Hmpsn. III. Het. ix, p. 143, pi. 169, fig. 7. 



cJ . White, irrorated with fuscous ; antennae fulvous. Fore 

 wing with waved ante- and postmedial yellowish bands, the latter 

 angled beyond cell; some black suffusion on costa. Hind wing 

 with waved postmedial yellowish band excurved beyond cell ; botn 

 wings with marginal series of black specks. 



$ with black lines instead of the yellowish bands. 



The form rujtfasciata has browner irroration and the bands 

 rufous ; suiasasa is whiter, with black instead of yellowish bands; 

 disterminata has black suffusion between the bands of fore wing, 

 and sometimes the hind wing black as far as the postmedial baud. 



Hab. Nilgiris; Ceylon. Exp. 38-54 millim. 



3361. Biston boarmioides, Moore, Lep. Atk. p. 234 ; C. $ S. no. 3256. 

 Tephrosia angulata, Hmpsn. III. Het. viii, p. 107, pi. 150, fig. 7. 



Differs from typical raptaria in the postmedial band of hind 

 wing being angled beyond the cell instead of curved. 



Hab. Sikhim ; Khasis ; Ganjam ; Nilgiris. Esp., 3 46, $ GO 

 millim. 



