CONTENTS. 
Wandering Shearwater, - 
- Puffinus cinereus, 
95 
Manks Shearwater, - 
anglorum, 
97 
Dusky Shearwater, - 
obscurus, 
99 
Genus Y. Thalassidroma. 
Petrel. - - - - 
101 
Leach’s Petrel. — Forked-tailed 
Petrel - 
| Thalassidroma Leachii. 
102 
Wilson’s Petrel. — Mother Carey’s 
Chicken, 
| Wilsonii, 
106 
Least Petrel. — Mother Carey’s 
Chicken, 
| pelagica, 
111 
FAMILY XLIY. ALCINjE. 
AUKS. .... 
116 
Genus I. Mormon. Puffin. 
lie 
Tufted Puffin, - 
Mormon cirrhatus, 
117 
Large-billed Puffin, - 
- glacialis, 
119 
Common or Arctic Puffin, 
arcticus, 
121 
Genus II. Alca. Auk. 

127 
Great Auk, .... 
- Alca impennis, 
128 
Razor-billed Auk, 
Torda, 
130 
Genus III. Phaleris. Phaleris. .... 
136 
Curled-crested Phaleris, - 
- Phaleris cristatella, 
136 
Knobbed-billed Phaleris, - 
nodirostris, 
138 
Genus IY. Mergulus. Sea-Dove. .... 
139 
Common Sea-Dove.. — Little Guille- 
mot, 
| Mergulus alle, 
140 
Genus Y. Uria. Guillemot. 
.145 
Black-throated Guillemot, 
Uria antiqua , 
146 
Horned-billed Guillemot, 
- occidental is, 
147 
Large-billed Guillemot, 
Brunnichii, 
148 
Foolish Guillemot. — Murre, 
Troile, - * 
150 
Black Guillemot, 
Grylle, 
155 
Slender-billed Guillemot, - 
- Townsendii , 
161 
