IIYPEETEOCTA. — BYTUENA. 131 



HYPERTROCTA, 



Male. Antennae minutely ciliated. Palpi reeiirveil, the second joint thickly scaled, the 

 third joint short and naked. Fore wing with the eosta slightly emarginatc at middle ; the 

 outer margin strongly angled at up[)er radial ; a costal nervurc ; the first subcostal given off 

 at half the length of cell ; the .second and fourth from the third; the fifth from the end of 

 the cell; the upper radial from just below the end ; diseoeellulars oblique ; lower radial from 

 near the lower angle; second and third medians from the angle; the first median from before 

 the end; submedian nearly straight. Hind wing with the outer margin strongly angled at 

 the radial and excavated near the anal angle ; costal uervure anastomosing shortly with sub- 

 costal ; the two subcostals from the upper angle of cell ; the radial from near the lower angle ; 

 the second and third medians on a long stalk ; the first median from before the end of cell; 

 submedian and internal nervures. 



Hypertrocta marmorata. (Plate CLXVII. fig. 2'Z.) 



Expanse § inch. 



Male. Fore wing grey, irrorated with brown scales ; traces of five transverse dark lines, 

 the best-marked of which is the submarginal one; an oblique chestnut-and-biown mark from 

 the centre of eosta to middle of diseoeellulars ; a subapieal black lunule outwardly bordered 

 with white, below which is a white lunule with two white specks below it; an ochreous 

 marginal line ; cilia dark brown. Hind wing similar in colour to the fore wing, but with 

 some chestnut on the disk and inner margin ; a black luuulate nuuk from the median nervure 

 to inner margin ; a black spot at end of cell ; traces of postmedial and submarginal lines. 

 Underside very similar in colour to the upperside, with a conspicuous black-angled ante- 

 medial band crossing both wings and more marbled with dark markings ; the cell-spot of hind 

 wing very prominent. Abdomen with two black specks on the second segment and a black 

 line across the terminal one. 



Byturna stipata, Wlk. (Plate CLXVI. fig. 17.) 

 Nanaguna ? stipata, Wlk. Cat. sxvii. p. 85. 



Expanse 1 inch. 



Head, thorax, and abdomen fuscous brown, suffused with grey. Fore wing brown, suf- 

 fused with grey ; a very indistinct, double, highly angulated antemedial line ; a black dash at 

 upper angle of cell and speck at lower angle; an indistinct submarginal series of black specks 

 and white marginal line. Hind wmg fuscous. Underside of fore wing with the apex whitish ; 

 the hind wing with cell-spot and postmedial line. 



s2 



