References to Bibliography 
Explanation of Plates. 
Index. 
Family Alcidse—Continued. 
Brachyramphus hypoleucus 
CONTENTS. 
Xantus’s Murrelet. 
Habits. 
Distribution 
Brachyramphus craveri 
Craveri’s Murrelet__ 
Habits. 
Distribution 
Cepphus grylle 
Black Guillemot. 
Habits. 
Distribution 
Cepphus mandti 
Mandt’s Guillemot__ 
Habits 
Distribution 
Cepphus columba 
Pigeon Guillemot __ 
Habits. 
Distribution 
UDria troille troille 
Murre 
Habits. 
Distribution 
Uria troille californica 
California Murre 
Habits. 
Distribution 2 
Uria lomvia lomvia 
Briinnich’s Murre. 
Habits 
Distribution 
Uria lomvia arra 
Pallas’s Murre_ 
WAGUIS poe tac 
Distribution 
Alca torda 
Razor-billed Auk 
Habits. 
Distribution 
Plautus impennis. 
Great Auk 
Habits 
Distribution 3 
Alle alle. 
Dovekie 
Habits__ 
Distribution 
