112 
MEMOIR OF 
the same principle ; but in compliance with 
the prejudices of his times, he assumes the diffe- 
rent kinds of food, the varieties of the size, the 
nature of the flesh, and even what he calls the 
moral qualities, as the grounds of subdivisions. 
His second and third books contain a description 
and history of the species. To the exposition of 
each genus, are prefixed general observations, 
including the fabulous accounts of the ancients, 
and then such common properties as appertain to 
the genus. •* 
He then proceeds to the specific details, stating 
the most important particulars with precision, 
and finishes with an account of particular 
habits.”* 
The following is Mr Willughby’s system of 
ornithology. 
Lard Fowl. 
Rapacious diurnal birds. 
Rapacious nocturnal birds. 
Crow kind. 
Woodpecker kind. 
Poultry kind. 
Pigeon kind. 
Thrush Kind. 
Small birds with slender bills. 
Small birds with thick and short bills. 
; * Eees’s Cyclopedia, article Ornithology. 
