ADVERTISEMENT. 



During the publication of the "Animal Kingdom," 

 M. Guerin has produced in France a series of en- 

 gravings, under the title " Iconographie du Regne 

 Animal," illustrating nearly all the genera and sub- 

 genera of that work, including not only reduced 

 copies of the most esteemed existing engravings of 

 animals, but also a vast number of original figures of 

 hitherto unpublished species, especially of insects and 

 other invertebrata. M. Guerin has, moreover, added 

 to these a most valuable series of anatomical figures, 

 displaying, to the eye, much more intelligibly than 

 words can do to the understanding, the peculiari- 

 ties of structure on which Cuvier has founded his 

 arrangement of the animal kingdom. 



This work of M. Guerin has received the highest 

 commendation, not merely from Cuvier himself, but 

 also from most of the first zoologists in France, and 

 is certainly of the greatest utility in the study of the 

 work it is intended to illustrate, superseding, in a 



A 



