VI" PKEFACE. 



Kees ? Cyclopcsdia. In this extensive work the 

 genera of Cuvier are not adopted. But students 

 will find the zoological genera of that work per- 

 fectly in accordance with this text-book* After 

 the genus is found here, they may refer to the same 

 genus in Rees by its alphabetical arrangement j 

 where they will find the descriptions of all the 

 species published in that work. 



* Zoological articles are very meagre in Rees, before the com - 

 mjencernent of the letter., C. The naturalist, Donovon, conducted 

 most of that article from C ? onwards, in a very acceptable manne.r 



