5C. 



ON 



THE VARIATION OF SPECIES 



WITH ESPECIAL REFERENCE TO 



THE INSECTA- 



FOLLOWED faY 



AN INQUIRY INTO 



THE NATURE OF GENERA 



X 



\ VEftNON WOLLASTON, M.A., F.L.S. 



" No compound of this earthly ball 

 Is like another, all in all." 



TENNYSON. 



LONDON: 

 JOHN VAN VOOEST, PATERNOSTER ROW. 



1856. 



V 



?' v- . .- 



