10 SPHINGID 2. 
third more broadly suffused with grey ; the apex of the same pale-green tint as the rest of the 
ground-colour ; the external border wider in the middle, blackish, limited internally by a 
sinuated, instead of undulated, black line and not spotted or clouded with silver-grey ; post- 
median band barely indicated, the outer line sinuous and indistinct, the inner line only repre-- 
sented by the discocellulars ; stigma small and blackish; oblique stripe from costa to near 
external angle less defined than in A. rubricosa: secondaries bright rose-red ; costal border 
yellow ; outer margin lilacine grey; anal half of abdominal border hilacine grey; a large 
rounded black patch, with pupil and crescent of lilac scales upon it, across the median 
branches ; outer border of black patch bounded by a stripe of bright sap-green : thorax olive- 
green, clouded with brownish ; antennee, apical half of tegulz, and fringe lilacine grey ; abdomen 
sap-green, with a central longitudinal grey belt enclosing a black dorsal line and a series of 
cuneiform grey patches on each side. Under surface bright chrome-yellow ; wings crossed 
by two red-brown lines : primaries with a large diffused interno-basal rose-red patch ; a large 
triangular grey discal patch which loses itself outwardly in the external border, which is 
blackish ; two subapical parallel squamose lines ; a streak of marginal grey scales; costal 
border sordid white: secondaries sordid white at base; external border slightly greyish: sides 
of pectus and base of venter greenish; legs grey. Expanse of wings 4 inches 2 lines. 
Bhotan (Lidderdale). 
Ambulyx maculifera. (Plate LXXX. fig. 3.) 
Ambulyx maculifera, Walker, Cat. Lep. Het. Suppl. y. p. 1851 (1866). 
Primaries above laky brown, washed with grey; a small brown spot near the base of 
costal border, two large rounded olive-brown subbasal spots, one costal the other internal, 
and a similarly coloured spot on the costa opposite to the origin of the second median branch, 
commencing an outline belt formed by two parallel zigzag brown lines which run to inner 
margin; a second belt formed by four blackish undulated discal lines which diverge widely 
towards the costa, the two outer ones indistinct excepting at their extremities ; a stripe from 
extremity of first median branch to apex, its inner half yellow, its outer half black ; marginal 
line slenderly black ; veins red-brown: secondaries dull red, mottled with yellow, pale and 
brownish at base and on abdominal area; anal area sandy whitish ; a blackish transverse 
stripe across the middle from subcostal vein to near anal angle, the commencement of a second 
stripe or line parallel to outer margin near anal angle, its continuation indicated by undulated 
congregations of blackish dots ; outer border dark laky brown: body lilacine grey ; head and 
palpi whitish ; crest, shoulders, and posterior borders of metathorax occupied by large 
cupreous-brown patches ; segments of abdomen fringed with cupreous brown. Wings below 
yellow, washed with burnt-sienna and mottled with laky brown and black : primaries with a 
spot at end of cell, an undulated stripe beyond the middle, and three oblique subcostal dashes 
towards apex lilac-brown ; outer border grey, limited internally by a purplish-black stripe: 
secondaries with markings nearly as above. Body below flesh-coloured ; the coxz, anus, and 
