INDEX 
805 
Siskin, Pine, S, 699 
Sitta canadensis, 523 
carolinensis nelsoni, 521 
pygmaea pygmaea, 524 
Slate-colored Fox Sparrow, 729 
Junco, 736 
Sloan, Mrs. A., 34 
Snake Bird, 86 
Snipe, Wilson, 256 
Snowbird, 205 
Snow Goose, 107 
Snowy Egret, 90 
Heron, 90 
Plover, 247 
Solitaire, Townsend, 8, 579 
Solitary Sandpiper, 266 
Sonora Red-wing, 646 
Yellow Warbler, 614 
Sora, 242 
South American Teal, 127 
Southern White-tailed Ptarmigan, 202 
Sparrow, Baird, 723 
Black-chinned, 7, 750 
Brewer, 7, 747 
Cassin, 6, 731 
Clay-colored, 747 
Desert, 6 
Desert Black-throated, 732 
English, 681 
Gambel, 755 
Harris, 751 
Lincoln, 8, 758 
Merrill Song, 758 
Mountain Song, 7 
Nevada Savannah, 721 
Rocky Mountain Song, 756 
Sage,‘7, 734 
Scott, 7, 730 
Slate-colored Fox, 729 
Western Chipping, 7, 745 
Western Grasshopper, 722 
Western Lark, 7, 727, 743 
Western Tree, 743 
Western Vesper, 7, 724 
White-crowned, 8, 752 
White-throated, 756 
Worthen, 7, 749 
Spatula clypeata, 128, 780 
Speotyto cunicularia hypogaea, 327 
Sphvrapicus thyroideus, 788 
thyroideus nataliae, 397 
varius nuchalis, 12, 394 
Spinus pinus pinus, 699 
Spirit Duck, 142 
Spiza americana, 680, 769, 774 
Spizella atrogularis, 750 
breweri, 747, 789 
monticola ochracea, 743 
pallida, 747 
Spizella passerina arizonae, 745 
wortheni, 12, 749 
Spoonbill, 129 
Spotted Sandpiper, 264 
Spurred Towhee, 7, 712 
Squalling Hawk, 172 
Squatarola squatarola, 254 
Squirrel Hawk, 173 
Stake Driver, 97 
Steganopus tricolor, 287 
Stejneger, L. IL, 13 
Stelgidopteryx serripennis, 458 
Stellula calliope, 366 
Stephens, Frank, 13, 22 
Stephens Vireo, 600 
Whip-poor-will, 7, 339 
Sterna forsteri, 293 
Stevenson, J., 13 
Stilt, Black-necked, 283 
Sandpiper, 278 
Strix occidentalis lucida, 330 
Sturnella magna hoopesi, 638 
neglecta neglecta, 639 
Sulphur-bellied Flycatcher, 427 
Surber, McClure, 31 
Swainson Hawk, 167 
Swallow, Bank, 457 
Barn, 459 
Cliff, 462 
Lesser Cliff, 465 
Mexican Cliff, 465 
Northern Violet-green, 8, 453 
Rough-winged, 458 
Tree, 456 
Swallow-tailed Kite, 154 
Swan, Trumpeter, 104 
Whistling, 103 
Swan Grebe, 80 
Swift, Chimney, 350 
Northern Black, 348 
White-throated, 7, 351 
Sylvicola nigricans, 12 
Syrnium occidentale, 779 
Taehycineta thalassina lepida, 453 
Tanagcr, Arizona Hepatic, 666 
Cooper Summer, 7, 668 
Hepatic, 7 
Louisiana, 664 
Western, 7, 664 
Teal, Blue-winged, 124 
Cinnamon, 7, 126 
Green-winged, 121 
Red-breasted, 127 
Technical terms, 69 
Telmatodytes palustris plesius, 12 
palustris plesius, 544 
