20 



the apical tubercles on 2nd and 3rd somites blue instead of green. 

 Pood-plant u wild cherry " and " birch." 



Cocoon small, hard, dark, and pedunculated. 



Hab. Sikhim (Knyvett}. Exp. 156 milliin. Types in colls. 

 Knyvett and Elwes. 



11. Antheraea helferi, Moore, P. Z. S. 1859. p. 257, pi. 64, fig. 2; 

 C. $ S. no. 1502. 



(S . Differs from knyvettl in there being a black blotch on the 

 upperside of the ocellus of the hind wing, continued as a line 

 round the outer edge ; a conspicuous waved dark postmedial line 

 which is curved inwards round the ocellus, and joins the ante- 

 medial line below the costa ; the hyaline centres of the ocelli are 

 almost or quite absent on both wings ; the colour varies from 

 pinkish to ochreous. Underside with the antemedial line straight. 



$ . Yellowish, with the postmedial line of the hind wing but 

 slightly waved. 



Hab. Sikhim. E.vp. 150 inillim. 



X 12. Antheraea assama, We*tw. Cab. Or. Ent. p. 41, pi. 20, fig. 2 ; 



('. \ .S'. no. 1-V>!. 



? Saturnia perotu-ti, d'm-r. M<i</. '/<><,l. 1843, pi. 123 ; C. $ S. no. 1566. 

 Antheraea mesaukooria, Moon-, War die* Wild SY/fo, p. 5; C. # S. 



no. 15r,:{. 



cJ . Differs from helferi in the colour being ochreons brown to 

 dark chestnut-brown ; the ocellus of the fore wing entirely yellow- 

 brown. Hind wing, with the inner part of the ocellus dark, the 

 outer part yellow-brown ; the postmedial line not waved nor so 

 much curved, nor joining the antcm<Mli:il line. 



. The submarginal line of both wings grey. 



This is the " Muga " of silk-culture. 



Larva bright yellow or dark green, with a brown and yellow 

 streak at the sides ; the spiracles black ; dorsal spinous tubercles 

 red; head and legs brown; claspers green, the anal pair with u 

 black lateral ring. 



The form perotteti, from Pondicherry, as figured by Guerin, 

 differs in having the two submarginal lines of each wing waved. 



Cocoon brown and non-pedunculate. 



Hab. Himalayas from Kangra to Assam, Pondicherry. Exp. 

 150-170 inillim. 



13. Antheraea andamana, Moore, P. Z. S. 1877, p. 602 j C. $ S. 

 no. 1558. 



$ . Colour as in roylei. Fore wing with the dark postmedial 

 line prominent ; the submarginal line dark, with a waved line 



