THE MOTHS OF INDIA. 85 



Head and thorax fulvous ; antennae with the shaft whitish, the branches 

 brown ; pectus, legs, a,nd abdomen greyish tinged with fulvous. Forewing pale 

 cinnamon brown, the veins, discal and submedian folds streaked with white. 

 Hindwing white tinged with brown, thinly scaled. 



Habitat. — Assam, Khasis (Badgley). Exp. 36-46 mill. Type in B. M. 



Larva. — Feeds at night and rests during day in a company on underside 

 of leaf, the head and tail curved under in repose ; cylindrical ; hair soft, thick 

 with scattered long hairs; dull brown with the long hairs grey ; ventral surface 

 dull red ; head black. Food plant : Vitisadnata. 



Cocoon. — Silken mixed with hairs, slight, oval, in a cluster, grey-brown. 



Pupa. — Short, blunt at both ends, a tuft of fine hooks at tail by which it is 

 fastened to cocoon ; shining bright brown. (Badgley). 



SPHINGIDiE. 



ACHERONTIAN/E. 



Genus Pentateucha. 



Type. 



Pentateucha, Swinh., A. M. N. H. (8), 1, p. 61 (1908) curiosa. 



Proboscis fully developed ; palpi upturned, slender, reaching about to middle 

 of frons, the 2nd joint fringed with long hair in front, the 3rd short ; frons with 

 tuft of hair ; antenna? of female ciliated ; thorax clothed with long rough 

 spatulate hair ; tibiae fringed with long hair, the hind tibiae with two pairs of 

 spurs, the fore tarsi with three large curved claws on 1st joint ; abdomen 

 clothed with long rough hair ; frenulum present. Forewing with the apex 

 rounded, the termen evenly curved, crenulate, vein 3 from well before angle 

 of cell ; 5 from middle of discocellulars ; 6 from upper angle ; 7, 8, 9 stalked : 

 10, 11 from cell. Hindwing with vein 3 from well before angle of cell ; 5 from 

 well above angle ; 6, 7 from upper angle ; 8 approximated to 7 beyond the cell. 



171a. Pentateucha curiosa, Swinh., A. M. N. H. (8), 1, p. 62 (1908) 

 (Plate F., f. 18). 



9. Head and thorax clothed with deep red-brown hair tipped with white ; 

 pectus and legs rufous, the tarsi blackish ; abdomen blackish mixed with grey- 

 white forming obscure segmental bands, the anal tuft and ventral surface 

 rufous. Forewing clothed with dark red-brown hairy scales mixed with white, 

 some rufous at base of inner area ; faint traces of a dark antemedial line ; an 

 oblique elliptical white discoidal spot ; postmedial line with oblique dark bar 

 from costa, then very indistinct, excurved to vein 3, then incurved ; sub- 

 terminal line indistinct, double, oblique, waved, bent inwards to costa, where 

 there is a white mark on it, a dentate line beyond it arising from apex, white 

 and prominent from apex to vein 6, then indistinct and forming white points 

 on the veins ; cilia rufous with whitish points at the veins. Hindwing bright 

 rufous, the inner area whitish to near tornus, where there is a dark patch with 

 whitish bar beyond it ; an indistinct diffused pale postmedial line ; cilia with 

 some white scales at tips. Underside of both wings, rufous ; forewing with 

 indistinct pale discoidal spot, obliquely curved postmedial band and 



