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Insect Architecture. 



and in this manner he fed them through the second and 

 third years. During this period, they cast their skins three 

 or four times, going for this purpose deeper into the earth, 

 and burrowing out a hole where they might effect their 

 change undisturbed ; and they do the same in winter, during 

 which they become torpid and do not eat. 



Transformations of the Cockchafer (Melolontha vulgaris*). a, Newly-hatched larvae. 

 b, larva, ore year old. c, the same larva at the second year of its growth, d, the same 

 three years old. e, section of a bank of earth, containing the chrysalis of the fourth 

 year. /, the chafer first emerging from the earth, g, the perfect chafer in a sitting 

 posture, h, the same flying 



When the grub changes into a pupa, in the third autumn, 

 after it is hatched, it digs a similar burrow about a yard 

 deep ; and when kept in a pot, and prevented from going 

 deep enough, it shows great uneasiness and often dies. The 

 perfect beetle comes forth from the pupa in January or 



