64 



AVES. 



Genus Alauda, Lin. Lark. 



Beak cylindrical ; toes entirely free ; nail of the thumb 

 longer than the thumb itself ; regimen granivorous. 



Genus Parus, Lin. Titmouse, 



Beak compressed, slender and short, furnished with short 

 hairs at the base ; nail of the thumb much curved ; regimen 

 omnivorous. 



Genus Emberiza, Lin. Bunting. 



Beak short, with the upper mandible narrowest and pro- 

 vided with a projecting tubercle on the palate ; regimen gra- 

 nivorous. 



Genus Fringilla. Sparrow. 



Beak conical and more or less thick at base; they live 

 generally on grain. The Sparrows proper, have the beak 

 short, conical and a little inflated towards the point. There 

 are two remarkable subgenera — the Finch whose beak is 

 somewhat less arcuated than that of the Sparrow, and 

 stronger than that of the Linnet — and the Linnet which has 

 the beak exactly conical without being inflated. Those are 

 called Goldfinches which have the beak a little longer and 

 more pointed. The species which are more or less greenish 

 are called Tarins or Serins by the French. 



Genus Corvus, Lin. Crow. 



Beak straight and strong, with trenchant edges ; nostrils 

 covered with stiff feathers. 



Subgenus Corax, Cuv. Raven. 



Tail rounded or square ; upper mandible arcuated. 



Subgenus Pica, Cuv. Pie. 



Tail long and cuneiform ; upper mandible arcuated. 



Subgenus Garrulus, Cuv. Jay. 



Tail displayed, but little elongated; the two mandibles ter- 

 minated by a sudden curve. 



Genus Paradis^a. Birds of Paradise. 



Beak of medium size ; nostrils covered with velvet feathers ; 

 feathers of the sides plumose, singularly developed. 



The velvet and metallic appearance which so beautifully 

 distinguishes these birds, and which, from its exceeding 



