372 sphingid^:. 



with a narrow black dorsal stripe, continued as a greyish 

 stripe on abdomen ; tongue, inner margin of wing and spiracles 

 black ; cremaster with basal half brown above, rest black. 

 Length 40 mm. ; breadth 11 mm. ; tongue-sheath projecting 

 3*5 mm. in front of head. 



Habits. — Food-plant : Psederia foetida Linn., family Rubi- 

 acese, in India, and P. tomentosa Linn., in China. 



126. Macroglossum troglodytus (Boisd.). (Fig. 90 0, P, 



genitalia; fig. 96, imago; PI. XV, fig. 5, larva). 



Macroglossa troglodytus, Boisduval, 1875, p. 344 (Assam ; Darji- 



ling). 

 Macroglossum troglodytus, Roths. & Jord., 1903, p. 641, pi. iii r 



fig. 11 ($) ; Jordan, 1911, p. 253 ; Mell, 1922, p. 261, pi. ix, 



figs. 6, 7, (larva), pi. xviii, figs. 36, 37 (pupa) ; Seitz, 1929, 



p. 557, t. 56 c (e). 

 Macroglossa gilia, Hampson (non Herr.-S chaff.), 1892, p. 117 ; 



id., 1893, p. 59, pi. clxxv, fig. 6 (larva). 

 Macroglossa belis, Hampson (non Linn.), 1892, p. 113. 



Imago. — ^$. A small species, generally confused with 

 insipida. Fore wing much variegated with slaty-grey, the 

 lines rather prominent, antemedian band oblique, not alwaj^s 



Fig. 96. — Macroglossum troglodytus (Boisd.). 



completely filled in with black, often touching first discal 

 line ; second discal line heavy, dilated distad behind R 1 . 

 Underside of abdomen and disc of wings ferruginous ; bases 

 of wings more or less shaded with yellow ; palpus dirty 

 grey, middle of breast vinaceous-olive. S. India and Ceylon 

 specimens have the yellow band of hind wing deep in tint. 

 Expanse : ^$ 40-54 mm. 



$. Tenth tergite sulcate beneath, convex above, truncate- 

 rounded ; sternite rather flat, apex rounded, feebly acuminate 

 in middle, transversely carinate above. Clasper without 

 friction- scales ; harpe (fig. 90 O) forked like that of pyrrho- 

 sticta, but upper lobe flat, rounded in dorsal view, dentate 

 at edges, lower lobe clubbed, tuberculate. Process of penis- 

 sheath (fig. 90 P) obtuse, dentate at apex, basal teeth 

 extending on to sheath, the most proximal tooth enlarged ; 

 internal rods, rounded at end, sharp side-edge denticulate. 



Hab. E. Himalayas, S. India and Ceylon to China and 

 Java. We have bred it in the Khasi Hills, where it is verv 



