576 
Rough-leg, Ferruginous, 153 
-winged Swallow, 258 
Royal Tern, 43 
Ruby-crowned Kinglet, 459 
Ruddy Horned Lark, 208 
Rufous-crowned Sparrow, 239 
Hummingbird, 426 
Russet-backed Thrush, 306 
Rusty Song Sparrow, 244 
SAGE Grouse, 127 
Sparrow, 237 
Thrasher, 268 
Salpinctes obsoletus, 279 
Samuels Song Sparrow, 248 
San Diego Red-winged Blackbird, 470 
Sanderling, 68 
Sandhill Crane, 98 
Sandpiper, Least, 65 
Red-backed, 66 
Spotted, 72 
Western, 67 
Sapsucker, Red-breasted, 462 
Williamson, 370 
Say Pheebe, 199 
Sayornis nigricans semiatra, 381 
saya, 199 
Scolecophagus cyanocephalus, 412 
Scott Oriole, 514 
Selasphorus alleni, 429 
rufus, 426 
Sharp-shinned Hawk, 142. 
Shearwater, Black-vented, 20 
Dark-bodied, 21 
Short-eared Owl, 169 
-tailed Albatross, 18 
Shrike, California, 337 
White-rumped, 336 
Sialia arctica, 506 
mexicana occidentalis, 505 
Sickle-billed Curlew, 73 
Sierra Creeper, 293 
Hermit Thrush, 307 
Junco, 231 
Siskin, Pine, 211 
Sitta canadensis, 344 
carolinensis aculeata, 342 
pygmea, 345 
Slender-billed Nuthatch, 342 
INDEX 
| Snipe, Wilson, 111 
Snowy Heron, 95 
Plover, 78 
Solitaire, Townsend, 303 
Sonoran Red-winged Blackbird, 473 
Sooty Grouse, 124 
Sora, 102 
Sparrow, Belding Marsh, 217 
Bell, 236 
Black-chinned, 230 
Brewer, 228 
Bryant Marsh, 216 
Desert Song, 240 
Gambel, 224 
Golden-crowned, 225 
Heerman Song, 248 
Intermediate, 224 
Large-billed, 218 
Lincoln, 244 
Mountain Song, 242 
Nuttall, 225 
Rufous-crowned, 239 
Rusty Song, 244 
Sage, 237 
Samuels Song, 243 
Stephens, 248 
Thick-billed, 247 
‘Townsend, 245 
Western Chipping, 227 
Grasshopper, 219. 
Lark, 221 
Savanna, 215 
Vesper, 213 
White-crowned, 222 
‘ 
Sphyrapicus ruber, 462 
thyroideus, 370 
Spinus pinus, 211 
Spizella atrigularis, 230 
breweri, 228 
socialis arizonx, 227 
Spotted Sandpiper, 72 
Spurred Towhee, 393 
Squatarola, 76 
Steganopus tricolor, 58 
Stelgidopteryx serripennis, 258 
Steller Jay 485 
Stellula calliope, 451 
Stephens Sparrow, 248 
Speotyto cunicularia hypogea, 175 
