ILLUSTRATIONS 
OF 
TYPE SPECIMENS 
OF 
LEPIDOPTERA HETEROCERA. 
SPHINGIDA. 
ACOSMERYX, Boisd. 
Acosmeryx cinerea. (Plate LXXVIII. fig. I.) 
Acosmeryx cinerea, Butler, Proc. Zool. Soc. 1875, p. 245. 
Silvery grey, tinted with brown: primaries crossed by six or seven oblique pale brown 
lines, and from costa to external angle by a brown bar; outer margin brown, bordered inter- 
nally by a nebulous silvery streak: secondaries crossed beyond the middle by a pale brown 
bar ; apex and outer margin pale brown, bounded internally by a reddish suffusion : body 
brownish grey ; antennz testaceous. Wings below very similar to A. sericea, but much 
paler, very slightly tinted with reddish : secondaries crossed by four indistinct brown lines in 
pairs ; apex grey: body below pale rufous-brown. Expanse of wings 3 inches 7 lines. 
Silhet (Argent) ; Darjiling (Sadler). 
Acosmeryx sericeus. (Plate LXX VIII. fig. 2.) 
Philampelus sericeus, Walker, Cat. Lep. Het. viii. p. 181. n. 18 (1856). 
Acosmeryx anceoides, Boisduval, Hist. Nat. Ins. Lép. Hét. i. p. 216. n. 2 (1875). 
?. Primaries above violet-grey, sericeous, varied with dark chocolate-brown, the latter 
colour forms an imperfect subbasal band ; a bifurcated belt before the stigma, which is indi- 
stinct, with minute yellowish centre; an oblique straight streak just beyond the middle, © 
B 
