32 MEMOIR OF 



3. Of instinct Its various kmds endeavoured 

 to be classed Its principal objects and uses 

 Human reason a necessary result of the superior 

 number of instincts possessed by man. 



4. Of the distribution of animals into classes, 

 orders, genera, and species. The arrangement of 

 different authors from. Aristotle to the present 

 time Their principles of classification examined 

 The technical system The philosophical sys- 

 tem Reasons why the Linnsean system of 

 arrangement is observed in this work, in the 

 animal and vegetable kingdoms. 



5. History of man Varieties of the human 

 species, in figure, colour, genius, dispositions, 

 manners Probable causes of this difference. 



6. History of quadrupeds. Description 

 manners, food, genius and moral character, habi- 

 tations, address in seizing their prey and avoiding 

 their enemies Peculiar instincts, &c. 



Engravings to be given of each known species ; 

 and the synonymes of authors to be added, with 

 references to the works of natural historians. 



7. History of birds, conducted in the same 

 manner as that of quadrupeds, with the following 

 exceptions : As the species are exceedingly nume- 

 rous, and as many of them are so similar that 

 they can only be distinguished by the aid of 

 illuminated plates, to give engravings of each 

 species could answer very little purpose ; besides 

 that, it would augment the expense to such a 

 degree as totally to frustrate the intention of this 

 work. Several species of each genus only will 



