364 SPHINGIDJE. 



proximad, its distal surface denticulate, a longer subbasal 

 tooth ; internal rods flattened, rounded at end. 



Hab. S. India, where we have bred the species. It is 

 common in open country with moderate rainfall, but scarce 

 in wet forest areas. 



Egg. — Shortly ovoid ; surface shining and very minutely 

 rugose ; colour grass-green, fading to pale yellow before 

 hatching. Length 1*25 mm. ; breadth 1 mm. 

 Larva : — 



1st instar. Horn minutely bifid ; surface dull, anal flap 

 tuberculate ; colour pale green, horn black. 2nd instar. 

 Head, body and horn shining ; head degraded yellow ; seg- 

 ments 2 and 14 pale yellow, rest of body green ; horn black. 

 3rd instar. Horn long, stout, minutely bifid, covered with small 

 tubercles ; head and body pale yellowish-green, dorsum of 

 body dark green ; horn pale rusty with black tubercles. 

 4:th instar. Head green with a pale yellow stripe separating 

 face from cheek ; segment 2 green, rest of body glaucous- 

 green above a broad, pale yellow, dorso-lateral stripe, obscurely, 

 closely dotted with white ; darker green, more sparsely 

 dotted, below this stripe ; a dark green dorsal stripe from 

 4 to 11. 



5th instar. Head round, surface dull ; true clypeus a little 

 less than one-half length of head, apex acute, sides curved 

 outwards ; apex of false clypeus acute, reaching to one-half 

 length of head ; labrum one-third length of clypeus, trans- 

 versely lined ; ligula kidney -shaped, slightly longer than 

 labrum ; cutting-edge of mandible strongly toothed ; eyes with 

 4, 5 and 6 in a straight line, the line joining 1 and 2 at a slight 

 outward angle to this line ; 1, 2, 3 and 4 equidistant, 6 slightly 

 further from 4 than 4 is from 3 ; 5 at right angles to the line 4 

 to 6 and as far from 4 as 6 is from 4. Body dull and of the 

 usual macroglossine shape ; horn long and straight. 



Colour of green form (PI. XI, fig. 6) : head pale green ; a 

 narrow whitish subdorsal stripe and a broad whitish stripe 

 separating face from cheek, the two stripes not reaching 

 vertex : ligula yellowish -green, the front margin rusty ; basal 

 segment of antenna yellowish, with a maroon dorsal stripe, 

 other segments pale flesh -colour ; mandible green, tip dark 

 brown. Body green, suffused with glaucous on dorsum ; a 

 transverse row of whitish dots along each secondary ring; 

 a dark green dorsal stripe ; a clearly defined whitish dorso- 

 lateral stripe ; horn green, tip fuscous. Spiracles narrowly 

 oval, yellowish, with a broad maroon band across the middle, 

 broken by the yellow central slit. 



There are also dark-coloured forms of the larva (PI. XI, 

 fig. 7) in which the head is brown, with stripes as in the 

 green form but usually edged with darker brown ; body 



