XX Birds of Colorado 



(b) Birds breeding on the plains, and in the foothills 

 and parks as well, up to about 8,000 feet — 80 in number, 

 or about 36 per cent. : — 



Colymhus n. californicus, Larus delawarensis, Anas 

 platyrynchos, Chaulelasmus streperus, Mareca americana, 

 Nettion carolinensis, Querquedula discors, Q. cyanoptera, 

 Spatula clypeata, Aix sponsa ?, Erismatura jamaicensis, 

 Branta canadensis, Plegadis guarauna, Botaurus lenti- 

 ginosus, Ardea herodias, Egretta candidissima, Nycticorax 

 n. ncevius, Rallus virginianus, Porzana Carolina, 

 Steganopiis tricolor, Recurvirostra americana, Himaniopus 

 americanus, Helodromas s. cinnamomeus, Podasocys 

 montana, Numenius americanus, Bonasa u. umbelloides ?, 

 Pedioccetes p. campestris, Centrocercus urophasianus, 

 Meleagris g. merriami, Circus hudsonius, Accipiter velox, 

 A. cooperi, Falco p. anatum ?, F. columbarius, Asio 

 flammea ?, Otus a. maxwelUoe, 0. a. aikeni, Speotyto c. 

 hypogma, Coccyzus americanus, C. a. occidentalis, 

 Melanerpes erythrocephalus , Phalmnoptilus nuttalU, 

 Tyrannus tyrannus, T. verticalis, T. cassini, Myiarchus 

 cinerascens, Sayornis saya, Empidonax trailli, Corvus 

 b. hesperis, DolicJionyx oryzivorus, Molothrus ater, 

 Xanthocephalus xanthocephalus, Agelaius phceniceus, 

 Sternella neglecta, Icterus hullocki, Astra galinus tristis, 

 A. t. pallidus, A. psaltria, A. p. arizonce, Pooecetes g. 

 strigatus, Spizella hreweri, Amphispiza nevadensis ?, 

 Melospiza m. montana, Pipilo montanus, P. f. mesoleucus ?, 

 Zamelodia. melanocephala, Passerina amcena, Calamospiza 

 melanocorys, Progne sid)is, Petrochelidon lunifrons, 

 Bomby cilia cedrorum ?, Lanius excubitoroides, Oroscoptes 

 montanus, Mimus p. leucopterus, Dumetella carolinensis, 

 Toxostoma rufum, Catherpes m. conspersus, Telm^L- 

 todytes p. plesius, PoUoptila c. obscura, Hylocichla f. 

 salicicola. 



