440 SPHINGIDJ3. 



tip shortly brown. Body dark chocolate-brown, the transverse 

 dots paler brown with black dots between them ; the ocellus 

 as in the green form ; the dorso-lateral stripe formed of pink 

 dots on segments 4 and 5, wanting on 6 to 10, pink on 11 and 

 12 ; horn dusky black, the tip shortly yellowish ; legs yellow 

 with a black patch on each segment and a black line down the 

 outer side ; venter of 2 to 4 pale brown edged broadly with 

 dark brown. Length 60 mm. ; breadth 11 mm. ; horn 5 mm. 



Pupa. — Tongue-sheath not very prominent, semicircular 

 in side-view ; antenna slightly longer than proleg, which 

 reaches to about one-third the distance to tip of wing-case, 

 mid-leg to two-thirds ; a narrow coxal piece. Surface dull, 

 head, thorax and wing-case slightly shining ; head and thorax 

 very shallowly, irregularly corrugate ; abdomen finely 

 transversely wrinkled ; front bevel of segment 9 transversely 

 lined. Spiracle of 2 a narrow slit lying between the hind 

 margin of 2 and the straight, slightly raised front margin of 3 ; 

 from the raised front margin of 3 a small area shaped like a seg- 

 ment of a circle projects posteriad, its surface depressed 

 posteriad ; remaining spiracles elongate-oval, the central 

 slit lying in a narrower, raised oval. Cremaster triangular, 

 flattened, tip broadly truncate, ending in two short, widely 

 separated teeth ; segment 14 shallowly axially hollowed 

 under base of cremaster. Colour pinkish bone-colour, wing- 

 case paler, head and thorax suffused with greenish and speckled 

 profusely with brown except on a broad dorsal stripe, which is 

 only lightly speckled ; a broad dark brown dorsal stripe from 

 segment 4 to 12 ; abdomen with a broad brown spiracular 

 and a narrow brown ventral stripe,the sides and venter speckled 

 with brown ; the segment of a circle behind spiracle of 2 black, 

 other spiracles bone-colour, the central slit with a dark 

 reddish-brown rim ; cremaster brown. Length 50 mm. ; 

 breadth 11 mm. ; tongue-case projecting 2 mm. in front of 

 head. 



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

 stroemiaceae ; Impatiens Linn., family Geraniacese ; Vitis~Linn., 

 family Ampelidese ; Lagerstroemia flos-regina Retz., family 

 Lythracese ; Begonia Linn., family Begoniaceae. The pupa is 

 not attached to the inside of the cocoon. The moth starts 

 feeding before dark and frequently comes to light. 



160. Theretra alecto alecto (Linn.). (Fig. 110 H, genitalia; 

 fig. 113, imago; PI. V, figs. 21-23, larva; PI. XII,. 

 fig. 6, pupa). 



Sphinx alecto, Linnaeus, 1758, p. 492 (India) ; Drury, 1773, p. 48 



and Index, pi. xxvii, fig. 4 (Madras). 

 Chserocamjpa alecto, Moore, 1857, p. 275, pi. x, figs. 4, 4 a (L, p.) 



(Java ; Darjiling) ; id., 1865, p. 794 (Bengal) ; Swinhoe,. 



