1905.] natural scienxes of philadelphia. 681 



Birds. 



Fodilymbus podiceps (Linn.). Pied-billed Grebe. 



One specimen from month of Hardy river, February 1 1 . 

 "Only one seen." 



Larus Philadelphia (Ord.). Bonaparte's Gull. 



One secured at the mouth of the Hardy and one thirty miles below 

 Yuma. 



"Very scarce and mostly in a half-starved condition, appearing to 

 suffer greatly from the unusual cold. 



Nycticorax n. naevius (Bodd.). Night Heron. 



One at "Colony," February 7. 



"Without exception the most abundant water bird on the river. 

 Some individuals appeared to belong to the yellow-crowned species." 

 Symphemia semipalmata inornata Brewst. Western Willet. 



One obtained at the mouth of the Hardy. 



"The only one noted." 

 Lophortyx gambelii (Gambel). Gambel's Quail. 



A number of specimens from the Cocopah Major jNIountains, several 

 from the mouth of the Hardy, and one fifty miles below Yuma. 



"They were subsisting almost wholly on the mistletoe berries growing 

 on the mesquites." 



Aceipiter velox (Wils.). Sharp-shinned Hawk. 



One obtained on the Colorado thirty miles below Yuma. 

 "Rarelj^ seen." 



Falco sparverius phalaena (Lesson). Desert Sparrow Hawk. 



Specimens obtained on the Hardy river and at Bruce's ranch. 



"A scarce bird." 

 Bubo virginianus pallescens Stone. 



One specimen from midway up the Hardy river, and another without 

 locality. 



"Found nesting at Bruce's ranch and everywhere abundant." 

 Centurus uropygialis (Baird). Gila Woodpecker. 



Specimens from the Hardy river and Cocopah Major Mountains, as 

 well as on the Colorado near the Mexican boundary. These birds are 

 a,ll typical. 



"These also lived largely on the mistletoe berries." 



Dryobates soalaris lucasanus (Xantus). Saint Lucas Woodpecker. 



Two specimens from Colony and two from the Cocopah Major Moun- 

 tains. The white on the tail feathers is variable, but less so in the 



