420 SPHINGIDiE. 



with white. Horn blackish, base shortly pink ; legs red, 

 prolegs and claspers green, venter yellowish-green. 



In the brown form (PL V, fig. 4) the head is pale chocolate- 

 brown, mouth-parts as in the green form ; body blackish-brown ; 

 dorso-lateral stripe pale pinkish-brown, running from segments 

 2 to 4 and from behind the ocellus on 6 to base of horn and 

 thence to tip of anal flap ; ocellus on 5 with pupil black, 

 containing bluish spots. Length 60 mm. ; breadth 10 mm. ; 

 horn 6 mm. 



Pupa. — Shape the same as that of H. velox. Surface 

 moderately shining ; head and thorax superficially wrinkled ; 

 tongue -sheath, antenna and wing-case nearly smooth, with 

 a metallic lustre ; abdomen closely, finely transversely 

 corrugate ; front bevels of segments 9 to 11 punctate -corrugate. 

 Spiracle of 2 a narrow slit covered by a slight, raised emargina- 

 tion of the front margin of 3 ; remaining spiracles oval, surface 

 slightly depressed. Cremaster triangular, ending in a minutely 

 bifid, needle-like shaft ; ventral surface slightly hollow. Colour : 

 tongue-sheath, legs, antenna and wing-case with a golden 

 lustre ; veins and legs dotted with black ; head, thorax 

 and abdomen pale russet-brown, darker on dorsum of abdomen, 

 venter of abdomen greyish ; an interrupted black ventral 

 stripe on segments 8 to 10 ; a subspiracular stripe of coalescent 

 brown dots ; bevels of segments 8 to 10 brown ; spiracles 

 black surrounded by a greyish area dotted with russet ; 

 cremaster dark reddish -brown. Length 50 mm. ; breadth 

 11 mm. 



Habits. — Food-plants: Vitis Linn., family Ampelidese ; Sper- 

 macoce hispida Linn., family Rubiacese ; Boerhavia Linn., family 

 Nyctaginaceee ; Rumex Linn., family Polygonacese ; Caladium 

 Linn., family Aroidese, and other plants. The larva is 

 impatient of light, and during the day hides among leaves 

 near the ground. The moth may be caught at flowers and is 

 also attracted by light. Its flight is very swift. 



152. Hippotion echeclus (Boisd.). (Fig. 105 E-G, genitalia). 



Chserocampa echeclus, Boisduval, 1879, p. 65 (Philippines). 

 Hippotion echeclus, Roths. & Jord., 1903, p. 754; Seitz, 1929, 



p. 564, t. 67 6. 

 Chserocampa elegans, Butler, 1875, p. 8, pi. ii, fig. 1 (Java ; Sylhet); 



Swinhoe, 1890, p. 163 (Bassein ; Rangoon). 

 Chserocampa eson, Hampson (non Cram.), 1892, p. 85. 



Imago. — <£$. Head, thorax and abdomen brown ; antenna, 

 palpus and a lateral stripe on head and thorax whitish ; 

 thorax with a whitish -grey dorsal stripe. Fore wing pale 

 brown with some dark and whitish lines from apex to inner 

 margin. Hind wing red, base black, and a large pale anal 

 area. Expanse : $ 64-73 mm., $ 84 mm. 



