LOXUBIN^. 219 



INDO-MALAYAN ALLIED SPECIES. 



Yasoda pita, Loxura pita, Horsfield, Cat. Lep. E.I.C. p. 122 (1829). Habitat, Java. 

 Tasoda pitane, de Niceville, Journ. Bo. Nat. Hist. Soc. viii. 1893, p. 450, pi. L, fig. 5, (J. Habitat, 

 Sumatra. 



Genus SITHON. 



Sithon, Hubner, Verz. bek. Schmett. p. 77 (1816). Moore, Proc. Zool. Soc. 1883, p. 526. Distant, 

 Ehop. Malayana, p. 253 (1885). de Niceville, Butt, of India, iii. p. 447 (footnote) (1890). 



Eyes very hairy. Forewing, vein 12 recurved, ends on costa beyond the end 

 of the cell, 11 emitted one-third before end of cell, and touches 12 a little before 

 its curved end, 10 emitted at one-fifth before the end of the cell, 6 from upper end 

 of discocellulars, 5 from the middle, discocellulars nearly upright, the lower the 

 longer ; vein 3 emitted from near the lower end of the cell, 2 from one-third before 

 the end ; costa arched at base, apex somewhat sub-acute, outer margin slightly convex 

 in the male, more rounded in the female, hinder angle sub-acute in the male, rounded 

 in the female, hinder margin somewhat convex, with a tuft of hair on the underside 

 near the base. Hindwing, vein 7 emitted one-third before end of cell, discocellulars 

 very oblique ; cell short, almost triangular ; vein 3 from close to end of cell, 2 from the 

 middle, sub-median vein straight, internal vein recurved ; wing somewhat oval in 

 shape, the costa slightly arched a little before its middle, almost into an angle, apex 

 rounded, the wing much more produced hindward in the male than in the female ; anal 

 lobe very long and narrow, tail-like ; a rather long filamentous tail at the end of vein 2 

 in both sexes ; a very short extra tail at the end of vein 3 in the female, with the wing 

 somewhat excavated immediately above it. Antennae longer than half the length 

 of the costa of forewing. 



Type, Papilio nedymond, Cramer. 



SITHON NEDYMOND. 

 Plate 745, figs. 3, ^ , 3a, ? , 3b, (J . 



Sithon nedymond, Papilio nedymond, Cramer, Pap. Exot. iv. p. 19, pi. 299, figs. E, P, ^ (1782). 

 Hubner, Verz. bek. Schmett. p. 776 (1816). Moore, Proc. Zool. Soc. 1883, p. 526. Staudinger, 

 Ex. Schmett. p. 277, pi. 95, <? (1888). de NiceviUe, Butt, of India, iii. p. 447, footnote (1890). 

 H. H. Druce, Proc. Zool. Soc. 1895. Friihstorfer, Berl. Ent. Zeit. 1896, p. 304. 



Sithon nedymond, var. Distant, Rhop. Malayana, p. 253, pi. 22, fig. 1, ^ (1888). 



Thecla nedymond, Horsfield, Cat. Lep. E.LC. p. 96 (1829). 



Thecla chitra, Horsfield, I.e. p. 97, pi. i. fig. 5, ? (1829). 



Imago. — Male. . Upperside black. Forewing with the basal two-thirds, with the 

 exception of a narrow space along the costa, brilliant purple-blue in certain lights. 



2 F 2 



