382 SPHINGID^. 



segment 9 with a very prominent ante-spiracular ridge, the 

 front bevel coarsely tuberculate and with a deep transverse 

 channel at its base ; less prominent ridges on 10 and 11. 

 Spiracle of 2 with the slit bordered in front by the curved- 

 emarginate, slightly tumid hind margin of 2, and behind 

 by an oblong transverse lobe projecting from the front margin 

 of 3 ; other spiracles oval, surface rising gently to the narrow 

 rim of the central slit. Cremaster nearly oblong, narrowing 

 slightly distad, end widely curved-emarginate, a short, sharp 

 tooth, directed distad, at each lateral angle ; in some specimens 

 there is a smaller tooth on the inner side of the base of this 

 tooth ; two or three small teeth along outer edge of distal 

 third of cremaster ; upper surface smooth and shining, lower 

 surface with a central keel and a broad channel on each side 

 of the keel. Colour pinkish bone-colour, head, thorax and 

 wing-case tinged with green ; tongue with a narrow black 

 median line not continued on to sheath ; tongue, legs, antenna 

 and wing-case marked with narrow transverse bands of olive - 

 green ; a black patch on frons, a black dorsal stripe on thorax, 

 which is also dotted with black ; an obscure fuscous lateral 

 stripe on abdomen ; a large black spot at lower end of hind 

 bevel of segment 8 ; front bevel of 9 dark rusty ; pits of 

 abdomen rusty ; spiracles black, lying in small black patches ; 

 cremaster rusty, with lateral edges of base olive-green. Length 

 40 mm. ; breadth 11'5 mm. 



Habits. — Food-plant : Psychotria clalzellii Hook., family 

 Rubiacese. The long horn is moved freely in a vertical plane 

 in all instars. The moths may be seen feeding during the 

 afternoon, but do not appear to be attracted by light. 



131. Macroglossum divergens (Walk.). (Fig. 99, imago). 



Macroglossa divergens, Walker, 1856, p. 94 (Ceylon) ; Moore, 



1882, p. 27, pl.xcii, fig. 2 ; Hampson, 1892, p. 117. 

 Macroglossum divergens, Roths. & JorcL, 1903, p. 646 ; Seitz, 

 1929, p. 559. 



Imago. — <£$. Fore wing : first discal line vestigial, second 

 heavy and dilated distad between R 1 and R 2 ; a distinct 



Fig. 99. — Macroglossum divergens (Walk.), <$. 



