PA PILI0NIN2E. 
213 
“Mergui, in December, and on Kisserang Island in January” (J. Linn. Soc. Zool. 
1886, 51). 
Of our illustrations on Plate 456, fig. 1 is from a Mergui male, and fig. la from 
a Malacca female. 
Indo-Malay Species— Chaws Niconicolens (Papilio Niconicolens, Butler, Ann. 
Nat. Hist. 1881, p. 189. Pap. Helenus Niconicolens, Rothschild, Nov. Zool. ii. 
287 (1895). Habitat. S. Japan; Loo Choo Isles. Gharus Palawamcus (lap. 
Helm us var. Palawanicus, Staudinger, Iris, i. p. 278 (1888); ii. p. 12 (1889). 
Rothschild, lx. p. 287 (1895). Pap. Helenus var. Enganius, Doherty, Journ. As. 
Soc. Bengal, 1891, p. 31. Habitat. Java; Sumatra; Nias; Engano; Borneo; 
Palawan.— Gharus Hystaspes (Pap. Hystaspes, Felder, Wien. Ent. Monats. 1862, 
p. 283; Reise Novara, Lep. i. p. 105, pi. 15, fig. C (1865). Semper, Phil. Tagf. 
p. 274 (1892). Syn. Pap. Varasi, Reakirt, Proc. Ent. Soc. Philadelphia, 1864, 
p. 465. Habitat. Philippines.— Gharus Araspes (Pap. Araspes, Felder, Wien. Ent. 
Monats. 1859, p. 321 ; Reise, Nov. Lep. i. p. 108, pi. 15, fig. A (1865). Semper, 
Phil. Tagf. p. 275. Fruhstorfer, Berl. Ent.Zeit. 1898, p. 421. Habitat, Borneo.— 
G J car us Iswaroid es (Pap. Iswaroides, Fruhstorfer, Berl. Ent. Zeit. 1897, p. 304. 
Habitat. Battak Mountains, Sumatra. 
Genus SADENGIA. 
Papilio (group 7), Rothschild, Nov. Zool. ii. p. 290 (1895). 
Imago. —Closely allied to Gharus. Forewing triangular ; costa arched towards 
the end, exterior margin slightly scalloped ; outer area of the upperside not clothed 
with fine short hairs above the scales, as is the case in G. Helenus and its allied forms. 
Ilindiving comparatively broader and shorter; tail shorter. 
Type.— S. Nephelus. 
SADENGIA CHAQN (Plate 457, fig. 1, la, b, e, <?, Id, $ ). 
Papilio Chaon, Westwood, Arcana Ent. ii. p. 97, pi. 72, fig. 1, la, g (1845). Doubled ay and Hewitson, 
Gen. D. Lep. i. p. 11 (1846). Gray, Catal. Lep. B. M. i. p. 18 (1852) ; Moore, Catal. Lep. Mus. 
E. I. Company, i. p. 102 (1857). Eelder, Verh. Z. B. Ges. Wien. 1864, pp. 320, 367. Moore, 
P. Z. S. 1865, p. 757. Druce, P. Z. S. 1874, p. 109. Elives, Trans. Ent. Soc. Lond. 1888, p.429. 
Handers, id. 1890, p. 536. Oberthiir, Etud. Ent. xvii. p. 4 (1893). Rothschild, Nov. Zool. ii. 
p. 291 (1895). 
Papilio ( Gharus ) Chaon , Elwes and de Niceville, Journ. As. Soc. Bengal, 1886, p. 436. de Niceville, 
Sikkim Gazetteer, 1894, p. 172. 
Charus Chaon , Swinhoe, Trans. Ent. Soc. Lond. 1893, p. 312. 
Imago. —Male. Upperside fuliginous-black. Forewing with slender longitudinal 
golden-yellow scaled streaks within the cell, and broad streaks between the outer 
