1915 
Shearwater, Black-tailed, 27 
Black-vented, 26 
Buller, 27 
Dark-bodied, 27 
Flesh-footed, 27 
New Zealand, 27 
Pale-footed, 27 
Pink-footed, 26 
Slender-billed, 27 
Sooty, 27 
Sheldrake, 31 
Hooded, 32 
~ Red-breasted, 32 
Shoveller, 34 
Shrike, Algerian, 188 
California, 142 
Island, 142 
Northern, 141 
Northwestern, 141 
San Clemente, 142 
White-rumped, 141, 142 
White-winged, 188 
Sialia arctica, 173 
currucoides, 173 
mexicana, 172 
mexicana anabelae, 172 
mexicana bairdi, 172 
mexicana occidentalis, 172 
occidentalis, 172 
Simorhynchus psittaculus, 18 
Siskin, Pine, 111 
Sitta aculeata, 161 
canadensis, 161 
carolinensis, 161 
carolinensis aculeata, 161 
pygmaea leuconucha, 162 
pygmaea pygmaea, 162 
Skua, 20 
Common, 20 
Snipe, English, 49 
Gray, 50 
Jack, 49 
Red-breasted, 50 
Stone, 52 
Wilson, 49 
Snowbird, Oregon, 120 
Western, 120 
Snowflake, 187 
Solitaire, Townsend, 169 
Somateria spectabilis, 37 
Sora, 46, 47 
Sparrow, Alameda Song, 124 
Alberta Fox, 130 
Aleutian Savannah, 113 
Aonalaska, 113 
INDEX 
Sparrow, Belding Marsh, 114 
Bell, 121 
Black-chinned, 119 
Brewer, 119 
Bryant Marsh, 114 
California Sage, 122 
California Song, 125 
Desert, 121 
Desert Black-throated, 121 
Desert Song, 127 
English, 111, 112, 174 
Forbush, 128 
Fox-colored, 130 
Gambel, 116, 117 
Golden-crowned, 117 
Harris, 116 
Heermann Song, 125, 126 
House, 111 
Intermediate, 116 
Kadiak Fox, 129 
Large-beaked, 131 
Large-billed Marsh, 114 
Lincoln, 128 - 
Marin Song, 124 
Mendocino Song, 124 
Merrill Song, 126 
Modesto Song, 126 
Modoc Song, 127 
Mountain Song, 127 
Nelson, 115 
Nevada Sage, 122 
Nevada Savannah, 113 
Nuttall, 116, 117 
Oregon Song, 123 
Oregon Vesper, 113 
Rocky Mountain Song, 127 
Rufous-crowned, 122 
Rusty Song, 123 
Salt Marsh Song, 124 
Salton Sink Song, 127 
Samuels Song, 124, 125 
San Clemente Song, 126 
San Diego Song, 125 
Sandwich, 113 
Santa Barbara Song, 125 
Santa Cruz Song, 125 
Sea-shore, 114 
Shumagin Fox, 128 
Skylark, 113 
Slate-colored Fox, 130 
Sooty Fox, 130 
Sooty Song, 123 
Stephens Fox, 131 
Suisun Song, 126 
Thick-billed Fox, 131 
