570 
ludoviciana, Piranga, 409 
ludoviciana, Zamelodia, 399 
ludovicianus, Anthus, 472 
lunifrons, Petrochelidon, 415 
lutescens, Vermivora celata, 445 
luteus, Colaptes auratus, 238 
MacGillivray’s Warbler, 463 
Macrochires, 241 
macrolopha, Cyanura, 286 
Macrorhamphus, 111 
macularia, Actitis, 126 
maculata, Pisobia, 113 
maculosa, Anas fulvigula, 38 
maculosa, Dendroica, 454 
magnolia, Dendroica, 454 
Magnolia Warbler, 454 
Magpie, American, 282 
Mallard, 36 
Marbled Godwit, 119 
Mareca, 40 
Marila, 50 
marila, Marila, 54 
Marsh-Hawk, 166 
Martin, Purple, 413 
mauri, Ereunetes, 118 
maxwelliz, Otus asio, 204 
mecowni, Rhynchophanes, 353 
McCown’s Longspur, 353 
Meadow-Lark, Western, 309 
mearnsi, Junco, 377 
Melanerpes, 233 
melanocephala, Zamelodia, 399 
melanocorys, Calamospiza, 406 
melanoleucus, Aéronautes, 250 
melanoleucus, Totanus, 120 
Meleagris, 155 
Meliagridide, 155 
melodia, Melospiza, 388 
Melopelia, 160 
Melospiza, 386 
Merganser, American, 32 
Merganser, Hooded, 34 
Merganser, Red-breasted, 33 
Merging, 31 
Mergus, 32 
merriami, Meleagris gallopavo, 155 
Merriam’s Turkey, 155 
mesoleucus, Pipilo fuscus, 394 
Mexican Cormorant, 28 
Mexican Crossbill, 334 
Mexican Goldfinch, 346 
mexicana, Grus, 92 
mexicanus, Astragalinus psaltria, 
346 
mexicanus, Colaptes, 239 
mexicanus, Falco, 185 
Birds of Colorado 
mexicanus, Himantopus, 106 
mexicanus, Phalacrocorax vigua, 28 
Micropalama, 112 
Mimide, 477 
Mimus, 479 
minima, Branta canadensis, 70 
minimus, Empidonax, 275 
minor, Loxia curvirostra, 333 
minor, Philohela, 108 
minutilla, Pisobia, 115 
Mississippi Kite, 166 
mississippiensis, Ictinia, 166 
Mniotilta, 440 
Mniotiltide, 438 
Mocking-bird, Western, 479 
Molothrus, 302 
montana, Certhia familiaris, 497 
es Hesperiphona vespertina, 
25 
montana, Pinicola enucleator, 327 
montana, Melospiza melodia, 386 
montana, Podasocys, 135 
montanus, Junco, 381 
montanus, Oroscoptes, 478 
montanus, Pipilo maculatus, 392 
monticola, Dryobates villosus, 224 
morinella, Arenaria interpres, 137 
Motacillide, 472 
Mottled Duck, 38 
Mountain Bluebird, 529 
Mountain Chickadee, 506 
Mountain Plover, 135 
Mountain Song-Sparrow, 386 
Mountain Towhee, 392 
Mourning Dove, 159 
mustelina, Hylocichla, 517 
Myadestes, 515 
Mycteria, 78 
Myiachus 264 
Myiochanes, 270 
Myrtle Warbler, 451 
nevius, Nycticorax nycticorax, 87 
Nannus, 493 
nebulosum, Syrnium, 200 
neglecta, Sturnella, 309 
nelsoni, Sitta carolinensis, 498 
Nettion, 41 
nevadensis, Amphispiza, 383 
Night-Hawk, Texan, 247 
Night-Hawk, Western, 246 
nigra surinamensis, Hydrochelidon, 
25 
nigrescens, Dendroica, 457 
nigricollis californicus, Colymbus, 6 
nitidus, Phalenoptilus nuttalli, 245 
nivalis, Chen hypoboreus, 67 
