CONTENTS 



CHAPTER I. 

 GULLS AND TERNS. 



The Gull Family Changes of Plumage Characteristics Great Black-backed 

 Gull Lesser Black-backed Gull Herring Gull Common Gull Kitti- 

 wake Black-headed Gull Skuas Great Skua Richardson's Skua- 

 Terns Sandwich Tern Common Tern Arctic Tern Roseate Tern- 

 Lesser Tern Black Tern Pages 13-60 



CHAPTER II. 

 PLOVERS AND SANDPIPERS. 



Characteristics and Affinities Changes of Plumage Structural Characters 

 Oyster-catcher Ringed Plover Kentish Plover Golden Plov^ Gray 

 Plover Lapwing Turnstone Phalaropes Gray Phalarope Red - 

 necked Phalarope Curlew Whimbrel Godwits Black-tailed Godwit 

 Bar-tailed Godwit Redshank Sanderling Knot Curlew Sandpiper 

 Dunlin Purple Sandpiper Other species . . . 61-121 



CHAPTER III. 

 GUILLEMOTS, RAZORBILL, AND PUFFIN. 



Affinities and Characteristics Changes of Plumage Guillemot Brunnich's 

 Guillemot Black Guillemot Razorbill Little Auk Puffin 123-150 



