492 SPHINGID.E. 



stripes on 5 to 10. Horn dark brown. Spiracles dark brown 

 edged with ochreous. Length 100 mm. ; breadth 12 mm. ; 

 horn 8 mm. 



Pupa. — Tongue-sheath much projecting frontad, in side- 

 view shaped like a duck's bill seen from above ; the frons 

 rises sharply from the base of the tongue- case to a transverse 

 ridge running from eye to eye. Surface of head, tongue- 

 sheath, thorax and wing-case coarsely shagreened ; edge of 

 tongue-sheath, legs and veins set with pointed tubercles ; 

 abdomen finely shagreened. Cremaster triangular, tip truncate, 

 a long straight spine directed backwards at each lateral angle 

 of the truncation, and a straight, equally long spine directed 

 outwards from its base ; two dorso-lateral spines near the tip, 

 the proximal one ending in two hooks ; all the spines and 

 hooks polished and shining. Head, thorax, tongue-sheath and 

 wing-cases very dark brown, head and thorax with paler 

 patches on dorsum, venter brownish-pink ; the tubercles on 

 tongue-case, legs and veins black ; abdomen pale brownish- 

 pink with short, dark brown lines forming dorsal, lateral and 

 ventral stripes ; bevels of free abdominal segments darker ; 

 spiracles and cremaster black. Length 70 mm. ; breadth 

 12 mm. 



Habits. — Food-plants : Saurauja tristyla DC, family Tern- 

 strcemiacese ; Impatiens Linn., family Geraniacese ; Vitis Linn., 

 family Ampelidese; and Polygonum chinensis Linn., family Poly- 

 gonacese. Habits similar to those of Theretra and RhagastAs. 

 The moth visits flowers after dusk, and is attracted by light. 

 The flight is very swift. 



