ILLUSTRATIONS 



OF 



TYPE SPECIMENS 



OP 



LEPIDOPTERA HETEROCERA. 



SPHINGIDJ3. 



ACOSMERYX, Boisd. 



Acosmeryx cinerea. (Plate LXXVIII. fig. 1.) 

 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; antennae 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 LXXVIII. fig. 2.) 



Philampelus sericeus, Walker, Cat. Lep. Het. viii. p. 181. n. 13 (1856). 

 Acosmeryx anceoides, Boisduval, Hist. Nat. Ins. Lep. Het. 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 



