ON NEW AND LITTLE-KNOWN LEPIDOPTERA, 173. 
of the discoidal cell instead of extending completely across it and 
invading the base of the second median nervule, it is also much 
narrower; the submarginal white fascia is also half the width, thus 
giving the outer area of the wing a much blacker appearance, 
Described ‘from a single example received from M, Charles Oberthiir. 
Suborder HETEROCERA. 
Family SPHINGID AN. | 
20. SATASPHS HAUXWELLIT, n. sp. Plate EH, Fig. 22 9. 
HapitatT: Taungoo, Upper Tenasserim, Burma. 
Expanse: &, 2°6 inches (66 millim.). 
Description: Femate. Uppersip#, both wings deep indigo-blue, 
Forewing. with a rather broad violet-grey band at the extreme base : 
then a rather broader deep black band ; then another violet-grey band, 
as broad as the basal band, but bisected by a narrow black line ; then a 
V-shaped black marking, the area enclosed by it of a shining golden 
bronze colour; then a broad oblique discal shinmg golden bronze 
area crossed by the indigo-blue veins; the outer margin broadly of 
the ground-colour. Hindwing with the costa white ; the base of the 
wing and on the projection of the outer margin of the wing near the 
abdomen deep indigo-blue : the rest of the wing shining golden bronze 
crossed by the indigo-blue veins. UNDERSIDE, both wings deep indigo- 
blue ; a narrow basal white line. Vorewing with the basal half of the 
wing glossed with golden bronze. Hindwing glossed almost throughout 
with golden bronze. Antenne black, the tip ochreous. Thorax above 
deep indigo-blue, but bearing a large shining paler area with a few scat- 
tered yellow scales on it. Abdomen above deep indigo-blue, at the sides 
bearing four prominent paler segmental spots, the dorsal area paler 
than the lateral areas, shining ; the lateral and anal tufts of hairs—which 
are large—deep indigo-blue ; beneath the abdomen is dull ferruginous 
along the middle line, and the lateral and anal tufts are of the same 
colour. 
Allied to S. infernalis, Westwood, but nearer to S. ventralis, Butler, 
froma single specimen of which in the collection of the Indiaw 
Museum, Calcutta, from Sikkim, it differs in having fewer yellow scales 
on the upperside of the thorax, no yellow collar, the coloration of 
the wings much richer, and all the markings more prominent; 
