17 
bers at West Point and Omaha. Arrives in spring about the end of 
April; departs by the end of September. 
6. *Podilymbus podiceps (Linnzus)—PIED-BILLED GREBE. 
An abundant migrant, and a common breeder in suitable localities 
throughout the state. Arrives about the middle of April and lingers 
till October. 
/ Famity GAVIIDA—Loons 
1. Back black or blackish, distinctly spotted with white............... (2) 
1. Back blackish, not spotted with white, but the feathers gray tipped. . (3) 
2. Throat whitish, in summer foreneck with chestnut......... 
SRR chats Jo Seas evteled, «nie Wats Hl ick ON as eee eee uaa Goal Red-throated Loon. 
2. Throat black, sides of neck with white streaks and no chestnut (3) 
3. Wing 13to15 inches long; crown black in summer.............Loon. 
Wing 11 to 13 inches long; crown ashy in summer. . Black-throated Loon. 
Gavia imber (Gunnison)—Loon. 4 
A not common migrant, breeding from northern United States 
northward. Numerous records; Omaha, Lincoln, West Point, Rock- 
port, Curtis, ete. Seen early inspring and late in fall. 
9. Gavia arcticus (Linnaeus)—-BLACK-THROATED Loon. 
A bird of the arctic regions wintering south to the northern states, 
One Nebraska record, a fine male,in the Rees Heaton collection,having 
been taken at Curtis. 
11. Gavia lumme (Gunnison)—RED-THROATED Loon. 
Also an Arctic bird,found in the northern states in winter. Two 
records, a specimen being taken on the Missouri near Omaha, Sept. 
28, 1894, and another April 6, 1897, both males and both reported by 
I. S. Trostler. 

OrpeER II. LONGIPENNES—LonG-wincrep SwiMMeERS 
A. Upper mandible of three pieces, a hook, lateral piece, and cere.... 
Peasants, alas! eee ag Coote Se teas srayad (eae Nate Stercoraride. 
Demavloper AMamelple:-Of OMe PIECE. % varias a. 5 oi< baie aetna ks DE Laride. 
Famity STERCORARIDA—Jararrs 
1. Middle pair of tail feathers rounded; wing 13} and culmen over 14 inches 
“Q(T 2 MEST RRR eI TR ee ene OE Sie aA Pie ae RPO a, Daa Pomarine Jaeger. 
1. Middle pair of tailfeathers acute, wing under 134 and culmen under 14 
EET OLS Cau: ae ene Nae Doe SS RARER AO ETN eal sat ornate (2) 
2. Cere more than half as long as culmen; adult with tail about 84 
PEA GG Sere carte talaga 2 hie eS RS gaara es Parasitic Jaeger. 
2. Cere less than half as long as culmen; adult with tail 11 to 15 inches 
115 Sts I at Oa male RR OZ Ou RS hey pW? Long-tailed Jaeger. 
36. Stercorarius pomarinus (Temminck)—PoMARINE JAEGER. 
A rare migrant, breeding far north. Aughey saw it once on the 
