748 JOURNAL, BOMBAY NATURAL HIST. SOCIETY, Vol. XXV IL 



Sub-famiiy. — Philampelin<e. 



Philampelinw, Burmeister, Descr. Rep. Argent., V, 345 (1878). 

 Philampelin(V; Rothschild, Nov. Zool., IX (Suppl.), pp. 475 and 880 (1903). 

 jTyjfte.— Nephehcae. nov. (Rothsch.), I.e. pp. 498 and 883 (1903). 



Genus. — Angonyx. Type : testacea. 

 Anqonyx, Boisduva], Spec. Gen. Lep. Het. I, p. 317 (1875), (type : emilia- 

 testacea); Rothschild, I.e., p. 543, CXXV, and p. 889, CXXVI, (1903). 

 Range. — Oriental Region. (Roths.). 

 Three species of which one is Indian. 



Angonyx testacea (Walker). 



Perigonia testacea. Walker, List. Lep. Ins. B. M., VIII, p. 102, n. 3(1856); id. 

 Lc, XXXI, p. 29 (1864). 



Angonyx testacea, Moore, Lep. Ceylon, II, p. 26, t. 89, f. 1. ((J), (1882), 

 Hampson in Blanf., Fauna Brit. Ind. Moths, I, p. 101, n. 160, f. 58, (g), 

 <1892.) ; Rothsch., Nov. Zool, IX (Suppl.), p. 544, n. 463 and p. 889, n. 467 

 <I903). 



Distribution. — Ceylon and N. India eastwards to the Solomon Islands. 

 (Roths.). 



Two sub-species. (Roths.). 



a. A. TESTACEA TESTACEA. 



Perigonia testacea. Walker, I.e. (1856). 



Angonyx testacea, 'yioore, Le-p. Cejlon, II, -p. 26, t. 89, f. 1, {^) (1882). 

 {=emina=ella) ; Hamps., in Blanf., Fauna Brit. Ind. Moths, I, p 101, n. 160, 

 f. 58, ((J) (1892) ; Rothsch., Nov. Zool, IX (Suppl.) pp. 544 and 889, n. 463 a, 

 and 467 a (1903) 



Habitat. — Ceylon and North India and Burma to the Moluccas, Roths. 



Localities. — Ceylon ; Sikkim ; Silhet ; Khasia Hills, Assam ; N. and S. 

 Burma ; Nilgiri Hills, S. India ; Andaman Islands. 



Elevation — (Vertical range) up to 6,000 feet. 



Tini,e of appearance. — June to August and November to March. 



Occurrence. — Rare. 



Expanse. — J , 56 mm. 2 . 



Larva in first stage is pale transparent green with a darker green stripe from 

 pronotum to horn, which is black, there is also a sub-dorsal green line from head 

 to horn, head is round and green all over ; legs pink, claspers green. 



In the second stage there is no decided change in its appearance except that 

 it assumes a more greenish white hue, the horn has a yellowish tip, and the spira- 

 cles are black edged with white, the claspers become pinkish. 



The third stage resembles the second in general appearance, the colouring 

 being a little more pronounced. 



The fourth or last stage of all marks a decided change, the head which was 

 originally round becomes triangular, it is green with a white streak on each 

 side bordered v/ith black, the general green colouring of the caterpillar becomes 

 brighter, the dorsal longitudinal stripe remains dark and the sub-dorsal line is 

 green and edged with yellow throughout its entire length until it nearly reaches 

 the horn when it shades off into bright yellow. The horn remains black on the 

 upper surface with a bright yellow tip, the under portion is green, near the base 

 it has a carmine hue on a white ground. The legs are intense black with the 

 1st segment of their bases bright yellow. The claspers are of a deep pinkish 

 brown. The spiracles are black edged with white. 



Time of appearance. — October to January, 



Length. — 100 mm. 



Food-plants. — Strychnos nux-vomica. 



