452 SPHINGID.E. 



Egg. — Broadly ovoid ; surface smooth^ and shining ; colour 

 pale grass-green. Length 14 mm. ; breadth 13 mm. ; 

 height 1*3 mm. 



Larva : — 



1st instar. Head and body very pale green ; horn short, 

 straight, black. 2nd instar. Head and body pale yellowish- 

 green ; an indistinct dark dorsal stripe ; dark-coloured ocelli 

 on segments 5 to 11 ; horn short, pale rose-colour. 3rd instar.. 

 Head green, body green dotted with yellow, dorsal stripe violet, 

 ocelli black ; horn short, pink in colour. 4th instar. Head 

 pale pinkish-brown speckled with darker dots ; body pale 

 pinkish-brown dotted with yellow ; a narrow, dark, dorsal 

 stripe on segment 2 ; a slightly fuscous dorso-lateral stripe ; 

 ocellus on 5 small, round, pupil greyish-blue touched with pale 

 orange below, edged narrowly with first white and then black ; 

 a larger, longitudinally oval, similarly coloured ocellus on 6, 

 the oval flattened below ; a slightly larger ocellus on each of 

 7 to 10, smaller on 11, the pale orange rather more extended 

 but the colour otherwise the same ; horn short, coloured like 

 the body. 



5th instar. Head smooth and dull ; true clypeus nearly 

 equilaterally triangular, less than one-half length of head ; 

 false clypeus with rounded apex reaching to one-half length of 

 head ; labrum about three-quarters as long as clypeus ; 

 ligula as long as labrum, slightly narrower, rounded kidney- 

 shaped ; cutting-edge of mandible with small triangular teeth ; 

 eyes with the fine joining 1 and 2 forming an angle of about 

 105° with the straight line joining 3, 4, 6 ; eyes 2 to 6 equi- 

 distant at one eye -diameter apart, eye 1 slightly further 

 from 2 ; 5 forming an equilateral triangle with 4 and 6 ; eyes 

 1, 2, 5 smaller than 3, 4, 6. Body smooth and dull, shaped 

 as in others of the genus, segments 4 and 5 not much swollen ; 

 horn smooth and shining, very short, thick at base and 

 tapering sharply to a point, the horn rising from a fleshy cone, 

 of which it forms a regular continuation. 



Green form : head green with a bluish tinge, obscurely 

 dotted with groups of dark -coloured dots ; labrum and ligula 

 greenish ; basal segment of antenna green, second segment 

 paler, end segment rusty ; mandible green, tip shortly reddish- 

 brown ; eyes 1 and 5 green with black pupils, 3, 4 and 6 rusty, 

 2 whitish. Body grass-green ; a number of short, yellow 

 stripes across the secondary rings in the dorsal and lateral 

 area, and yellow dots below the spiracular line ; a narrow 

 bluish dorsal stripe ; a narrow obscure yellowish dorso-lateral 

 stripe from 2 to base of horn, broken by the ocelli ; a similar 

 subspiracular stripe from 5 to 12 ; a small, inconspicuous 

 dorso-lateral ocellus on 5, green edged with yellow ; a similar, 

 slightly larger ocellus on 6, edged narrowly above with black ; 



