ZEUXIDIA. —AMATHUSIA. 187 



in three spots; tornus and terminal margin just above narrowly 

 ochraceons ; finally a white preapical spot. Hind wing : the 

 terminal margin irregularly, broadly and somewhat diffusely 

 ochraceous. Underside similar to the underside in the <5 but 

 paler, shaded more or less with ochraceous and with the white 

 band and preapical spot on the upperside of the fore wiug showing 

 through. 



Exp. 6 2 104-118 mm. (4-1-4-65"). 



Hab. Burma and Tenasserim, in evergreen forests on the higher 

 hill-ranges. 



Genus AMATHUSIA. 



Amathusia, Fabr. Illig. Mag. vi, 1807, p. 279 ; M. § de N. Butt. 



Ind. i, 1883, p. 288 ; Moore, pt., Lep. Ind. ii, 1893-96, p. 178. 

 Amathuxidia, Staudinger, Exot. Schmett. i, 1887, p. 188; Moore, 



pt., Lep. Ind. ii, 1893-96, p. 176. 



Type, A. phidippus, Johanssen, from the Malay Peninsula. 



Range. Burma ; Tenasserim and southwards to the Malay 

 Peninsula ; Borneo ; Java and the Philippines. 



6 2 • Wings very broad and ample. Fore wing triangular, 

 costa strongly arched, apex well-marked but not acute, termen 

 straight, tornus more or less rounded, dorsum straight or slightly 

 convex ; cell short, broad, less than half length of fore wing ; 

 discocellulars : upper minute, middle short, nearly vertical, lower 

 long, very concave at upper third, straight and very oblique for 

 the rest; vein 11 free, vein 10 from basal half of vein 7 well 

 beyond apex of cell, 8, 9 and 10 being short and subequal, not 

 anastomosed, 11 anastomosed with or running very close to 12 

 towards apex. Hind wing subquadrate ; cell partially closed, not 

 by a vein, but by a fold in the membrane of the wing; costa 

 widely arched, termen arched ; tornus produced, broadly caudate ; 

 dorsum widely arched. Antennae about half length of fore wing, 

 club long and gradual ; palpi long, suberect, reaching above top of 

 the head, with a sharp margin anteriorly clothed with dense short 

 hairs ; legs scaled. 



Key to the forms of Amathusia. 



a. Fore wing : upperside brown ; no broad discal 



fascia in either sex A. phidippus, p. 187. 



b. Fore wing : upperside dark brown, <3 with a 



blue, 2 w * tn a yellow, broad, oblique discal 



fascia A. amythaon, p. 188. 



221. Amathusia phidippus, Johanssen (Papilio), Amcen. Acad, vi, 

 1764, p. 402 ; Fabricius, Illig. Mag. vi, 1807, p. 279 ; M. $ de N. 

 Butt. Ind. i, 1883, p. 289 : Moore, Lep. Ind. ii, 1893-96, p. 179, 

 pi. 146, figs. 1, la-lc, J 2, larva & pupa, pi. 147, fig. 2 2 

 (Andaman form). 



c? . TJpperside umber-brown. Fore wing with the costal margin 



