178 THE LEPIDOPTERA OF CEYLON. 



margin paler brown : bindwing dusky brown, with a whitish discal band, cinereous- 

 bi^own marginal fascia and cilia, and a subanal white-streaked black spot. Body, 

 palpi, and legs brown. 



Expanse 2 to 2i inches. 



DYSGONIA ALBIVITTA (Plate 171, Fig. 4). 

 Ophhisa albivitta, Guenee, Noct. iii. p. 271 (1852) ; Walker, Catal. Lep. Het. B. M. xiv. p. 1430. 



Male and female : f orewing with the base and discal band dark bronzy olivescent- 

 brown, the medial transverse band broad, pale brownish-white, and with distinctly 

 defined curved borders, the discal brown band broad, with its outer border pale lined 

 and angled outward below the apex, and also convexly angular between the upper 

 and middle medians ; outer margin of the wing violaceous greyish-brown with paler 

 lined veins, and a marginal row of minute black dots ; a pale-bordered black apical 

 sinuous streak : hindwing dusky brown, with a well-defined white medial band, and 

 a cinereous-brown marginal anal fascia; cilia also cinereous-brown. Body, palpi, 

 and legs above dark brown. 



Expanse If to 2 inches. 



DYSGONIA SIMILLIMA (Plate 170, Fig. 8). 

 Ophiusa sImilUma, Guenee, Noct. iii. p. 266 (1852) ; Walker, Catal. Lep. Het. B. M. xiv. p. 1428. 

 Male and female : forewing cinereous-brown, crossed by a pale-bordered black 

 angular basal line, a slightly undulated outwardly-oblique antemedial line, and an 

 inwardly-oblique discal line angulated outwardly below the costa and deeply undulated 

 hindward ; at the apex is a black spot, followed by a pale-bordered black subapical 

 dentate mark, below which is a submarginal brown sinuous fascia with whitish points 

 on the veins ; and between the lower median and submedian is a marginal black 

 point; the antemedial and discal line both with broad blackish-brown inner borders, 

 the latter being traversed by a parallel black line : hindwing brown, with two pale 

 testaceous short fasciae from the anal angle; cilia at apex and anal angle pale 

 testaceous. Body brown ; legs with pale tarsal bands. 

 Expanse \\ inch. 



DYSGONIA LUTEIPALPIS. 



Ophiusa lutcipalpls. Walker, Catal. Lep. Het. B. M. xxsiii. p. 968 (1865). 

 " Female. Cinereous-brown : forewings with the four liues brownish, denti- 

 culated ; middle line diffuse ; submarginal line indistinct ; an irregular brown spot 

 by the costa between the exterior and submarginal lines : hiudwings a little darker 

 than the forewings; lines indistinct above, more distinct beneath; abdomen and 



