LEPIDOPTERA HETEROCERA. 
155 
Fawn-colour, generally with a slight cinereous tinge, paler be- 
neath. Thorax with two brown stripes. Abdomen with four lateral 
pale ferruginous stripes, which are slightly gilded. Fore wings 
slightly freckled with brown, with two small dark brown spots near 
the tip of the costa, with a dark brown discal dot, and with a dark 
brown spot near the interior angle ; a broad brown very slightly ob- 
lique stripe, which is interrupted by hoary lines ; an angular whitish 
streak near the tip, and some lilac marks along the exterior border, 
which forms a very obtuse angle in front of the middle, and is very 
slightly concave from thence to the tip ; fringe brown in front of 
the veins. Hind wings brown, with a pale fawn-coloured stripe 
near the exterior border. Length of the body 11 — 12 lines; of the 
wings 22 — 24 lines. 
a, b. Silhet. From the Kev. J. Stainforth’s collection, 
c, d. Silhet. Presented by E. Doubleday, Esq. 
e. Silhet. From Mr. Sowerby t s collection. 
2. Panacra Mydon. 
Cinerea , subtus lutea ; caput et thorax ferrugineo-fusco bivittata ; 
abdomen ferrugineum, vittis duabus argenteo-luteis , plagaque 
basali subquadrata albida aut testacea , necnon maculis diffu- 
sis lateralibus posterioribus nigricantibus ; ala ferrugineo- 
fuscce , anticce marginibus cervinis , cinereo ex parte nebulosa, 
maculis duabus costalibus , una apud angulum interiorem 
vittaque obliqua obscure fuscis , gutta discali nigra ; posticce 
margine interiore f asciaque brevi diffusa flavescentibus. 
Deilephila Mydon, Boisd. MSS. 
Cinereous, mostly luteous beneath. Head and thorax with two 
ferruginous-brown stripes. Abdomen ferruginous, with a luteous 
silver-streaked stripe on each side, and with a large subquadrate 
basal whitish patch, behind which there are two rows of diffuse 
black spots. Wings ferruginous-brown. Fore wings mostly fawn- 
colour, and freckled with brown along the borders, partly clouded 
with cinereous, w'ith two dark brown spots on the costa, with one by 
the interior angle, with a dark brown oblique stripe, and with 
a black discal dot; exterior border very oblique, hardly concave 
towards the tip in the male, distinctly concave in the female. 
Hind wings yellowish along the interior border, and with a diffuse 
yellowish band extending along half the length from thence to the 
