60 THE LEPIDOPTERA OF CEYLON. 



Genus BIZONE. 



Bizone, Walker, Catal. Lep. Het. Brit. Mus. xi. p. 548 (1854). 

 Chionwma, H. Schseffer, Aussereurop. Sclimett. p. 21 (1858). 



Forewing elongated, narrow ; costal niargin in tte male distorted and furnished 

 witt a plumose lappet in the middle ; ceU extending more tlian half the "wing ; first 

 subcostal emitted at nearly one-half before end of the cell, distorted, provided with a 

 lengthened glandular sac, below which, on the underside of the wing, is a concave 

 scabrous patch of scales; second subcostal near end of the cell, fifth from below third 

 at about one-fourth beyond end of the cell ; discocellular concave, distorted, radial 

 from its middle ; median recurved to end of the ceU, two lower branches from near 

 the end ; submedian slightly recurved : hindwing broad ; in the male the costal 

 margin is short, the exterior margin being produced outward below the apex, thus 

 giving the wing a quadrate form ; on upperside of the wing is a scabrous patch of 

 scales below the submedian ; costal vein extending to apex, joined to subcostal to 

 beyond half length of the cell, two subcostal branches from end of the cell ; disco- 

 cellular bent inward in the middle, radial very slender, scarcely visible ; cell extending 

 half the wing, wide ; three median branches from end of the cell, upper bifid, the 

 middle branch being thrown off at two-thirds beyond the cell ; submedian and 

 internal vein wide apart. Body slender; abdomen extending beyond hindwings, 

 tufted in male ; palpi porrect, laxly pilose ; antennae very finely bipectinated ; legs 

 slender, smooth. {B. puella.) 



BIZONE PUELLA (Plate 103, Fig. 3, 3a, ^ ? ). 



Fhalcsna N. puella, Drury, Exot. Ins. ii. p. 3, pi. 2, fig. 2, $ , App. p. 2 (1773). 



Bizone puella. Walker, Catal. Lep. Het. B. M. ii. p. 549 ; Moore, CataL Lep. Mus. E. I. C. i. p. 305, 

 pi. 13, fig. 13, 13a. 



Forewing pure white ; with a basal, an antemedial, a postmedial, and a marginal 

 Vermillion band, the two former and the two latter confluent on the extreme costal 

 edge, the ante and postmedial bands slightly black bordered, the basal band with a 

 slight black spot ; three black spots near the costa between the two middle bands 

 in the male, and one spot only in the female : hindwing whitish, the outer borders 

 pinkish, brightest in the female. Body white ; thorax with vermillion bands ; abdomen 

 purplish basally ; palpi pink ; antennae, and legs above red. 



Expanse, c? 1, ? Ito inch.. 



" In forest land. Plains. June." (HutcMson.) 



BIZONE SUBOENATA (Plate 103, Fig. 4, ?). 

 Bizone suhomata, Walker, Catal. Lep. Het. Brit. Mus. ii. p. 550, J (1854). 

 Forewing pure white; female with four narrow transverse vermillion bands, 



