16 



Order I. PYGOPODES — Diving Birds 



A. Feet lobed but not webbed Podicipidae. 



A. Feet webbed Gaviidae. 



Family PODICIPID^— Grebes 



1 . Bill longer than head (3 inches) , five times as long as deep, slender, acute, 

 straight; size very large ; neck very long; above slaty, crown and hind 

 neck black, elsewhere pure white Western Grebe. 



1. Bill shorter than head (1 inch), less than twice as long as deep, very stout, 

 compressed sideways, hooked at tip; size small; in summer throat 

 and band on bill black . Pied-billed Grebe. 



1. Bill equal to or shorter than head (1 to 2 J inches) , less than four-times as 

 long as deep, stoutish, straight; size small to largo; neck moderate; 



in summer head crested •■ . (2) 



2. Wing about 7J inches; bill about as long as head; sides of neck 



rufous in adult Holbcell Grebe. 



2. Wing 5 to 6 inches; bill shorter than head (3) 



3. Bill compressed, higher than broad at base; neck red in front in summer 

 Horned Grebe. 



3. Bill depressed, broader than high at base ; neck black in front in sum- 

 mer Eared Grebe. 



1. .ffichmophorus occidentals (Lawrence) — Western Grebe. 



A straggler from the west, breeding from North Dakota and Mani- 

 toba northwards. Recorded twice from Nebraska, once from Cut-off 

 lake, near Omaha by L. Skow, and again from Curtis, where Rees 

 Heaton has taken a specimen. 



2. Colymbus holbcellii (Reinhardt) — Holbcell Grebe. 



A northern grebe, breeding locally north of the United States, but 

 occasionally reaching the latitude of southern Nebraska in late fall 

 and winter. A specimen was taken at Alda by F. W. Powell, and an- 

 other shot at Curtis is now in the Rees Heaton collection at that place. 



3. *Colymbus auritus Linnaeus — Horned Grebe. 



Rather a rare migrant and breeder. Recorded migrating at West 

 Point, Ravenna, and Lincoln. Found breeding in the alkali lakes of 

 northern Cherry county by I. S. Trostler, and a pair, with newly made 

 nest, noted at Little Alkali lake, in the same region, June 6, 1903, 

 by Wolcott. 



4. *Colymbus nigricollis californicus (Heerman) — Eared Grebe. 



A common migrant throughout the state, breeding in abundance in 

 the lake region of Cherry county. Also found breeding in small num- 



