242 



THE INSECT WORLD, 



We give a drawing of the Attacus Yajna-Mai, taken from the 

 plates which accompany M. Guerin-Meneville's memoir.* 



Fig. 222. Cocoon of Attacus (Bombyx) Yama-Mai 



Fig. 223. Attacus (Bombyx) Yama-MaT. 



Fig. 221 represents the larva, or caterpillar, two-thirds natural 

 size ; Fig. 222, the cocoon, drawn on the same scale ; and Fig. 223, 

 the moth. 



* Sur le Ver a Sole clu Chene, et son Introduction en Europe. Extrait du 

 Magasin tie Zoologie, 1855, No. VI. 



[For an account of experiments conducted in England by Dr. Wallace, which 



