366 TTOCttJIDJE. 



b e . Fore wing with the areole 



long. 

 a 7 . Fore wing long and 



narrow 13. ARGYROTHRIPA, 



b 7 . Fore wing short and [p. 380. 



broad 11. BLENINA, p. 377. 



b 3 . Thorax with an erect tuft be- 

 hind the collar 14. NEOTHRIPA, p. 382. 



5 2 . Hind wing with vein 5 absent . . 15. HYPOTHRIPA, p. 383. 

 b'. Fore wing with no areole. 

 a 2 . Fore wing with veins 7, 8, 9 



stalked 16. CLETTHARRA, p. 383. 



b 2 . Fore wing with veins 8, 9, 10 



stalked, 7 from cell 17. SARROTHRIPA, p. 387. 



Genus TRIORBIS, nov. 



Type, T. annulata, Swinh. 



Range. Burma. 



Proboscis rudimentary ; palpi obliquely porrect, the 2nd joint 

 reaching beyond the irons, naked at base, more thickly scaled 

 distally, the 3rd joint of moderate length ; antennae of female 

 simple and thickened ; thorax and abdomen smoothly scaled ; the 

 tibia3 fringed with long hair. Fore wing with the apex rounded ; 

 veins 8 and 9 anastomosing to form the areole ; slight lines of 

 raised scales round the stigmata. Hind wing with vein 5 from 

 lower angle of cell. 



2194. Triorbis annulata, Swinh. Trans. Ent. Soc. 1890, p. 189, pi. 6, 

 fig. 15. 



$ . Grey-brown ; palpi with a black lateral line on 2nd joint, 

 and speck near apex of 3rd ; the antennee fulvous. Fore wing 



with some brown and purplish 

 suffusion ; dark rufous streaks 

 from base on subcostal and below 

 median nervure ; an obliquely 

 waved line from lower angle of 

 cell to inner margin near base ; 

 the orbicular and reniform large, 

 p- jgg indistinct, double ring-marks ; an 



Triorbis annulata, $. \. indistinct, irregular, postmedial 



line, angled beyond the cell ; a large, 



indistinct ring-mark, crossed by a bright pink fascia beyond lower 

 angle of cell ; an irregularly sinuous, pale, submargiiial line, and 

 an almost marginal line ; some black streaks on the veins near 

 apex. Hind wing fuscous brown ; the underside paler, with in- 

 distinct cell-spot and submarginal band. 

 Hob. Thyetmyo. Eocp. 38 niillim. 



