572 
Peucea, 384 
Phalacrocoracide, 26 
Phalacrocorax, 26 
phalena, Falco sparverius, 192 
Phalenoptilus, 243 
Phalarope, Northern, 102 
Phalarope, Wilson’s, 103 
Phaleropodide, 101 
philadelphia, Larus, 20 
Philohela, 107 
Phleotomus, 232 
Pheebe, 266 
pheebe, Sayornis, 266 
Phoebe, Say’s, 267 
pheeniceus, Agelaius, 306 
Pica, 282 
Pici, 222 
Picide, 223 
Picoides, 227 
Pied-billed Grebe, 8 
Pigeon, Band-tailed, 157 
Pigeon-Hawk, 188 
Pigeon-Hawk, Richardson’s, 189 
Pigmy Nuthatch, 501 
pileolata, Wilsonia pusilla, 468 
Pileolated Warbler, 468 
Pine-Siskin, 346 
Pinicola, 327 
Pirik-sided Junco, 377 
Pifion Jay, 297 
Pintail, 47 
pinus, Spinus, 346 
Pipilo, 392 
Pipit, American, 472 
Piranga, 409 
Pisobia, 113 
Planesticus, 523 
Plataleide, 74 
platycercus, Selasphorus, 253 
platyrhynchos, Anas, 36 
Plectrophenax, 349 
Plegadis, 76 
plesius, Telmatodytes palustris, 495 
Plover, American Golden, 131 
Plover, Black-bellied, 130 
Plover, Mountain, 135 
Plover, Semipalmated, 134 
Plover, Upland, 125 
Plumbeous Bush-Tit, 508 
Plumbeous Vireo, 435 
plumbeus, Lanivireo solitarius, 435 
plumbeus, Psaltriparus, 508 
Podasocys, 135 
podiceps, Podilymbus, 8 
Podilymbus, 8 
Polioptila, 513 
ployagrus, Falco lanarius, 185 
Birds of Colorado 
Pocecetes, 354 
Poor-will, 243 
Poor-will, Frosted, 245 
Porzana, 95 
Prairie Chicken, 150 
Prairie Sharp-tailed Grouse, 152 
Prairie-Falecon, 185 
pratincola, Aluco, 196 
Progne, 413 
propinquus, Planesticus migra- 
torius, 523 
Prothonotary Warbler, 442 
Protonotaria, 442 
psaltria, Astragalinus, 344 
Psaltriparus, 508 
Psittaci, 215 
Psittacide, 215 
Ptarmigan, White-tailed, 148 
Purple Finch, 329 
Purple Martin, 413 
purpureus, Carpodacus, 329 
pusilla, Wilsonia, 469 
pusillus, Empidonax, 274 
pusillus, Ereunetes, 117 
pygmea, Sitta, 501 
Pygmy Owl, 213 
Pygopodes, 3 
Quail, California, 143 
Quail, Gambel’s, 144 
Quail, Scaled, 141 
Querquedula, 43 
querula, Zonotrichia, 363 
Quiscalus, 318 
Rail, Black, 96 
Rail, Virginia, 93 
Rallide, 93 
Rallus, 93 
Raven, Western, 291 
Raven, White-necked, 293 
Recurvirostra, 104 
Recurvirostride, 104 
Red-backed Junco, 380 
Red-backed Sandpiper, 116 
Red-bellied Woodpecker, 237 
Red-breasted Merganser, 33 
Red-breasted Nuthatch, 500 
Red-eyed Vireo, 432 
Red-headed Woodpecker, 233 
Red-naped Sapsucker, 229 
Red-shafted Flicker, 239 
Red-tail, Western, 174 
Red-winged Blackbird, 306 
Reddish Egret, 86 
Redhead, 51 
Redpoll, 340 
