LIST OF PLATES. 



XC IV. Black Tern Frontispiece. 



XCV. White- winged Black Tern TO FACE PAGE 9 



XC VI. Gull-billed Tern 11 



XCVII. Roseate Tern 25 



XCVIII. Sabine's Gull 41 



XC IX. Black-headed Gull 59 



C Great Black-backed Gull 65 



CI. Lesser Black-backed Gull 67 



CIL Glaucous Gull 77 



CII I. Richardson's Skua 97 



CIV. Razor-bill 107 



CV. Great Auk 113 



CVI. Common Guillemot ... 117 



CVII. Bridled Guillemot 119 



CVIII. Black Guillemot 123 



CIX. Little Auk 127 



CX. Puffin 131 



CXIa. Storm Petrel 137 



CXM. Fork-tailed Petrel 141 



CXI<:. Madeira Petrel 14,5 



CXL/. White-bellied Petrel 149 



CXI. Fulmar 153 



CXIL White-throated Grey Petrel 173 



CXIIL White-billed Uiver 183 



CXIV. Red-throated Diver 187 



CXV. Slavonian Grebe 201 



CXVL Water-Rail 217 



CXVIL Land-Rail 221 



CXVIII. Spotted Crake 227 



CXIX. Moor-Hen 235 



CXX. Common Coot 239 



CXXI. Wood-Pigeon .. 241 



CXXIL Stock-Dove 245 



CXXIII. Common Partridge 2bj 



CXXI V. American Laughing Gull 304 



