iv CONTENTS. 
Buffel-headed Duck 
Smew : 
Hooded Merganser . 
Xed-breasted Merganser 
Goosander : 
Great Crested Grebe 
Red-necked Grebe 
Dusky Grebe 
Eared Grebe 
Dabchick : : 
Great Northern Diver 
Black-throated Diver 
Red-throated Diver 
Guillemot. ‘ 5 
Brunnich’s Guillemot 5 
Ringed Guillemot : ° 
Black Guillemot : : 
Rotche 5 : 
Puffin : 4 ; : : 
Razor-bill . - : : $ 
Great Auk ‘ 
