EEIONOTIN^. 157 



somewhat shorter than the hinder margin, apex of the wing sub-acute. IlindicuK/, 

 vein 7 emitted from a little beyond the upper middle of the cell ; upper discocellular 

 erect, lower strongly outwardly oblique ; vein 5 obsolescent, 3 from close to lower end 

 of cell, 2 from about one-third before the end ; wing ample, Ijroader than long, outer 

 margin sinuate, slightly lobed before the anal angle. Antennae more than half the 

 length of the costa of forewing, club gradual, of moderate thickness, the end bent 

 over, ending in a fine point ; palpi with the second joint densely clothed, pressed close 

 against the face, third joint concealed ; hind tibiae fringed and with two pairs of spurs. 

 Type, Papilio thrax, Linnaeus. 



ERIONOTA THRAX. 



Plate 794, figs. 1, ^, la, 9, lb, ^, Ic, larva and pupa. 



Papilio thrax, Linnajus, Syst. Nat. i. (2), p. 794 (1767). Donovan, Ins. Incl. pi. 49, fig. 2 (1800). 

 Hesperia thrax, Latreille, Enc. Meth. ix. p. 748 (1823). Moore, Cat. Lep. E.I.C. i. p. 2.54, pi. 7, 



figs. 5, 5a, larva and pupa (1857). 

 Casyapa thrax, Druce, Proc. Zool. See. 1873, p. 358. Piepers, Tijd. voor Ent. xix. p. 2 (1876). 



Staudinger, Ex. Schmett. p. 291, pi. 98 (1888). 

 Erionoia thrax, Mabille, Arm. Soc. Ent. Belg. xxi. p. 35 (1878). Distant, Rhop. Malayana, p. 393, 



pi. 34, fig. 17 (1886). Staudinger, Lep. Palawan, p. 134 (1889). Wat.son, Hesp. Ind. p. 107 



(1891). Semper, Rhop. Philipp. p. 312, pi. B, fig. 10, larva and pupa (1892). Elwes, Proc. 



Zool. Soc. 1892, p. 656. Swiuhoe, Trans. Ent. Soc. 1893, p. 321. Watson, Proc. Zool. Soc. 



1893, p. 86. de Niceville, Gazetteer of Sikkim, Butt. p. 181 (1894). de Niceville and Martin, 



Journ. Ai5. Soc. Bengal, 1895, p. 538. J. J. Walker, Trans. Ent. Soc. 1895, p. 476. Watson, 



Journ. Bo. Nat. Hist. Soc. ix. 1895, p. 429. Elwes and Edwards (part). Trans. Zool. Soc. 



1897, p. 217. de Rhe-Philipe, Journ. Bo. Nat. Hist. Soc. xi. 1898, p. 599. Adamson, Trans. 



N. H. Soc. Northumberland, etc. 1908, p. 143. Hannyngton, Jouru. Bo. Nat. Hist. Soc. xx. 



1910, p. 371. Fruhstorfer, Iris, 1910, p. 102. 

 Teliijoniis thrax, de Niceville, Journ. As. Soc. Bengal, 1882, p. 65; id. idem, 1885, p. 52. Elwes, 



Trans. Ent. Soc. 1888, p. 459. 



Imago. — Male. Upperside chocolate-brown, with a somewhat ochreous tint. 

 Furew'mg with three large, semi-hyaline ochreous spots, one semi-quadrate with its outer 

 edge excavated, filling up the outer part of the cell, but not reaching the end ; another 

 longer quadrate spot, filling up the middle of the first median interspace, sometimes 

 with even sides, sometimes one or other or both sides excavated, a much smaller spot 

 of irregular shajje before the middle of the second median interspace. ITuidwing 

 without markings. Cilia of both wings grey. Underside pale chocolate-brown, 

 spots of forewiugs as above, the inner part of the wing sufiused with l)lackish-brown ; 

 the hindwing generally uniformly coloured, sometimes with some indistinct brownish 

 suffusion on its inner portion. Antennae black, the club greyish-white on the under- 

 side ; palpi, head and body above and below and the legs concolorous with the wings. 



