CONTENTS. xi 



PRACTICAL ORNITHOLOGY. THIRD LESSON, . 473 



General view of the midland parts of the middle division of Scotland. 



Birds observed there. 



Beauly Frith, and birds seen on it. 



Description of Cromarty Frith. 



Sea-birds found on it. 



Friths of Tay and Forth. 



Wandering naturalists. 



ORDER IV. VAGATORES. WANDERERS. OR CROWS 

 AND ALLIED GENERA. 



Characters of the Vagatores, - - 483 



FAMILY I. CORVIN/E. CROWS AND ALLIED SPECIES, 487 



Synopsis of the British Genera and Species of Corvinae, 491 



Genus I. Corvus. Crow, - - 494 



1. Corvus Corax. The Raven, - _ 498 



2. Corvus Corone. The Carrion Crow, - 5X6 



3. Corvus Cornix. The Hooded Crow, - 529 



4. Corvus Frugilegus. The Rook, - 535 



5. Corvus Monedula. The Jackdaw, - - 552 



Genus IL Pica. Magpie, - - 559 



1. Pica Melanoleuca. The Common Magpie, - 562 



Genus III. Garrulus. Jay, - - 573 



1. Garrulus Glandarius. The Blue-winged Jay, 576 



Genus IV. Nucifraga. Nutcracker, - 581 



1. Nucifraga Caryocatactes. The Nutcracker, 583 



Genus Y. Fregilus. Chough, - - 585 



1. Fregilus Graculus. The Long-billed Chough, 587 



FAMILY II. THREMMAPHILINiE. COW-BIRDS AND ALLIED 



SPECIES, ... 590 



Synopsis of the British Genera and Species of Thremma- 



philinae, _ _ - :. 592 



