745 . 



THE LIFE HISTORY OF RARE AND LITTLE KNOWN 

 SPHINGID^ (HAWK MOTHS) OF THE ORIENTAL 

 REGION. 



By 



C. E. Fellowes-Manson. 



Sub-family, — Ambulicin.e. 



Ambulicirne, Butler, Trans. Zool. Soc. Lond,, IX, pp. 514, 579 (1877); 

 Rothschild, Nov. Zool., IX, (Suppl.), p. 166 (1903). 



Genus. — Oxyambulyx. Type : substrigilis. 



Ambulyx, Walker, List, Lep. Ins. B. M., VIII., p. 120 (1856). 

 Oxyambulyx, Rothsch. I.e. p. 192 (1903). 



Range. — Indo- Australian Region, as far north as Japan, eastwards to th«> 

 Solomon Islands (Roths.) 



Sixteen species of which nine are Indian. 



Oxyambulyx substrigilis (Westwood). 



Sphinx {Ambulyx) substrigilis, Westwood, Cab. Or. Eut., p. 6 1, t. 30, f. 2 

 (d), (1848). (Silhet ;— Mus. Brit.). 



Oxyambulyx substrigilis, Rothsch., I.e. pp. 201, 838, n. 164, t. VIII, f. 1. 2 

 (d) (1903). 



Distribution. — North India and Burma to the Andamans, Philippines and 

 Java. (Roths.) 



Five sub-species of which one is Indian and one Ceylonese. 



b. O. SUBSTRIGILIS SUBSTRIGILIS. 



Sphinx {Ambulyx) substrigilis, Westwood, I.e. (1848). 



Ambulyx substrigilis, Hampson in Blanf., Fauna Brit. Ind. Moths, I., p. 77, n. 

 103 (1892); Rothsch., 1. c. p. 87 (1894); Dudgeon, Joum. Bombay Nat. Hist. 

 Soc, XI, p. 408, n. 102 (1898). 



Oxyambulyx substrigilis substrigilis, Rothsch. 1. c. p. 202, n. 164, b. t. VIII, 

 f. 2. (d) 1903. 



Habitat. — North India; Burma and Andaman Islands. 



Sikkim ; Assam ; Burma and Andaman Islands ; 



Localities. — Paungbyin, Upper Chindwin District, Northern Burma. 



Elevation. — (Vertical range) up to 3,500 feet. 



Time of appearance. — July. 



Occurrence. — Fairly common in localities where the food-plant is plentiful. 



Expanse. — d , 100 mm. 5 



The larva is very rough being covered with whitish tubercles; it is a bright 

 green with white dorsal and lateral longitudinal stripes from the head to the 

 horn ; seven obUque white side stripes adjoining the white lateral stripes from 

 the 4th to the 12th segments bordered on their upper edges with darker green. 

 Spiracles emerald green, head dull green, the extremity of the anal flap bluish- 

 green bordered ^vith white and blue and pinkish brown below. Horn bright 

 pink and very rough being covered with tubercles. Claspers pinkish brown, 

 legs reddish brown with pale centres and black bases. 



Length. — 100 mm. 



Time of appearance. — May and June. 



Food-plants. — Dipterocarpus (ubercula'us 



