ORDER PYGOPODES. 3 
Genus PODILYMBUS Lesson. 
Podilymbus Less. Traité, I. 1831, 595. Type, Colymbus podiceps 
Linn. 
6. Podilymbus podiceps (Linn.). 
Pied-billed Grebe. 
Colymbus podieps LINN. S. N. ed. 10, I. 1758, 136. 
Lodilymbus podiceps LAwR. in Bairp’s B. N. Am. 1858, 898. 
bE 799, (i6r4, Roggs. C Scz.] 
Geoc. Dist.— British Provinces southward to Brazil, Argentine 
Republic, and Chili, including the West Indies and Bermuda, 
breeding nearly throughout its range. 
SUBORDER CEPPHI. Loons anp Auks. 
‘Famit_y URINATORIDZ. Loons. 
Genus URINATOR Cuvier. 
Urinator Cuv. Anat. Comp. I. 1800, tabl. 11. Type, Colymbus 
tember GUNN. 
7. Urinator imber (Gunv.). 
Loon. 
Colymbus imber GUNNERUS, Trondh. Selsk. Skr. I. 1761, pl. iii. 
Urinator imber STEJN. Orn. Expl. Kamchat. 1885, 313. 
[B 698, C 60s, R 736, C 840.] 
Geroc. Disr.— Northern part of northern hemisphere. In North 
America breeds from the northern tier of States northward ; ranges 
in winter south to the Gulf of Mexico and Lower California. 
