Index 
Redpoll, Greater, 342 
Redstart, American, 470 
Redwing, Northern, 308 
Regulus, 510 
Rhynchophanes, 353 
richardsoni, Cryptoglaux funerea, 
202 
richardsoni, Falco columbarius, 189 
richardsoni, Myiochanes, 271 
Richardson’s Owl, 202 
Richardson’s Pigeon-Hawk, 189 
Richardson’s Skua, 14 
Ring-billed Gull, 17 
Ring-necked Duck, 55 
Riparia, 421 
riparia, Riparia, 422 
Rissa, 14 
Road-runner, 217 
Robin, Western, 523 
Rock-Wren, 485 
Rocky Mountain Creeper, 497 
Rocky Mountain Hairy Wood- 
pecker, 224 
Rocky Mountain Hermit-Thrush, 
521 
Rocky Mountain Nuthatch, 498 
Rocky Mountain Pine-Grosbeak, 327 
Rocky Mountain Screech-Owl, 204 
Rose-breasted Grosbeak, 399 
Rose-Finch, Black, 338 
Rose-Finch, Brown-capped, 338 
Rose-Finch, Grey-crowned, 336 
Rose-Finch, Hepburn’s, 337 
Roseate Spoonbill, 74 
rossi, Chen, 67 
Ross’s Goose, 67 
rostrata, Acanthis linaria, 342 
Rough-leg, Ferruginous, 179 
Rough-winged Swallow, 423 
rubescens, Anthus, 472 
rubra, Guara, 76 
Ruby-crowned Kinglet, 511 
Ruddy Duck, 64 
Ruddy Turnstone, 137 
rufescens, Dichromanassa, 86 
Rufous Humming-bird, 255 
rubrum, Toxostoma, 483 
rufus, Selasphorus, 255 
Rusty Blackbird, 315 
ruticilla, Setophaga, 470 
sabini, Xema, 21 
Sabine’s Gull, 21 
Sage-Hen, 153 
Sage-Sparrow, 383 
Sage-Thrasher, 478 
sakhalina, Pelidna alpina, 116 
573 
salicicola, Hylocichla fuscescens, 518 
Salpinctes, 485 
ae ohannis, Archibuteo lagopus, 
Sanderling, 118 
Sandhill Crane, 92 
Sandpiper, Bartramian, 125 
Sandpiper, Baird’s, 115 
Sandpiper, Least, 115 
Sandpiper, Pectoral, 113 
Sandpiper, Red-backed, 116 
Sandpiper, Semipalmated, 117 
Sandpiper, Spotted, 126 
Sandpiper, Stilt-, 112 
Sandpiper, Western, 118 
Sandpiper, Western Solitary, 122 
Sandpiper, White-rumped, 114 
Sapsucker, Red-naped, 229 
Sapsucker, Williamson’s, 231 
Saskatchewan Horned Lark, 281 
Saw-whet Owl, 202 
Saxicola, 525 
Sayornis, 266 
Say’s Phcebe, 267 
sayus, Sayornis, 267 
Scaled Quail, 141 
Scarlet Ibis, 76 
Scarlet Tanager, 410 
Scaup-Duck, 54 
Scaup-Duck, Lesser, 54 
schistacea, Passerella iliaca, 390 
scolopaceus, Macrorhamphus 
griseus, 111 
Scolopacide, 107 
Scoter, American, 62 
Scoter, Surf, 63 
Scoter, White-winged, 62 
scotti, Aimophila ruficeps, 385 
Scott’s Sparrow, 385 
Seiurus, 461 
Selasphorus, 252 
semipalmata, Aigialitis, 134 
Semipalmated Plover, 134 
Semipalmated Sandpiper, 117 
septentrionalis, Cathartes aurea, 163 
septentrionalis, Penthestes  atri- 
capillus, 505 
serrator, Mergus, 33 
serripennis, Stelgidopteryx, 423 
Setophaga, 470 
Sharp-shinned Hawk, 168 
Short-billed Marsh-Wren, 494 
Short-eared Owl, 199 
Shoveller, 46 
Shrike, Northern, 428 
Shrike, White-rumped, 429 
shufeldti, Junco hyemalis, 376 
