LIST OF BIRDS 



COLLECTED BETWEEN 



San Francisco and Fort Yuma, California, during the survey of railroad route from the 3Iississippi 

 to the Pacific ocean, under the command of Lieutenant B. 8. Williamson, Top, Engs. 



Specimens, 



Pandion carolinensis 1 



Hypotriorchis columbarius 1 



Tinnunculus sparverius 2 



Buteo insignatus 1 



Buteo elegans 2 



Buteo borealis 1 



Archibuteo ferrugineus 1 



Elanus leucurus 1 



Accipiter cooperi 2 



Accipiter fuscus 1 



Circus hudsonius 1 



Athene cunicularia 1 



Strix pratincola 2 



Brachyotus cassini 1 



Bubo virginianus 1 



Scops asio 1 



Chordeiles popetue 2 



Progne purpurea 1 



Hirundo rufa 2 



Hirundo lunifrons 2 



Hirundo thalassina 1 



Cotyle riparia , 1 



Cotyle serripennis 1 



Tyrannus verticalis 2 



Tyrannula sayii 2 



Tyrannula cinerascens 1 



Tyrannula nigricans 2 



Tyrannula richardsonii ? 2 



Pyrocephalus rubineus... 1 



Ptilogonys nitens 2 



Specimens. 



Polioptila melanura , 2 



Myiodioctes pusillus 1 



Dendroica audubonii 2 



Dendroica aestiva 2 



Dendroica nigrescens 1 



Trichas delafieldii 1 



Helminthophaga celata 2 



Certbia americana 1 



Troglodytes obsoletus 2 



Troglodytes bewickii 2 



Troglodytes aedon 1 



Troglodytes palustris 1 



Campylorhynchus br unneicapillus 2 



Lophophanes inornatus 2 



Parus rufescens 2 



Parus montanus 2 



Psaltria minima 1 



Chamaea fasciata 2 



Sialia mexicana 2 



Cinclus americanus 1 



Mimus polyglottus 2 



Mimus montanus 2 



Harporbyncbus redivivus 1 



Turdus migratorius 2 



Turdus naevius 2 



Turdus nanus 1 



Antbus ludovlcianus 1 



Otocoris rufa 1 



Embernagra cblorura , 1 



Chondestes grammaca 2 



