138 CHECK-LIST OF NORTH AMERICAN BIRDS. 
SuBGENUS RHYNCHODON Nirzscu. 
Rhynchodon Nirzscu, Pterylog. 1840, 78. Type, by elimina- 
tion, Lalco peregrinus LATH. 
356. Falco peregrinus anatum (Bonap.). 
Duck Hawk. 
Falco anatum Bonav. Geog. & Comp. List, 1838, 4. 
Falco peregrinus B. anatum Buastius, List B. Eur. 1862, 3. 
[B 5, 6,,C 343, R414, C503] 
Groc. Dist.— North America at large, and south to Chili. Breeds 
locally throughout most of its United States range. 
356 a. Falco peregrinus pealei Ripew. 
Peale’s Falcon. 
Falco communis var. pealei Ripcw. Bull. Essex Inst. V. Dec. 
$O7 3.20%. 
Falco peregrinus pealei Ripcw. Pr. U.S. Nat. Mus. III. Aug. 24, 
1880, 192. 
[B—, C 343@, R 4144, C 504.) 
Geoc. Dist.— Pacific coast region of North America, from Oregon 
to the Aleutian and Commander Islands, breeding throughout its 
range. 
SuBGENUS SALON Kaup. 
Aisalon Kaup, Skizz. Entw.-Gesch. Eur. Thierw. 1829, 40. 
Type, falco esalon GMEL. = F. regulus PALL. 
357. Falco columbarius Linn. 
Pigeon Hawk. 
Falco columbarius LINN. S. N. ed. 10, I. 1758, go. 
[B4; C 344, R'477,,Cigon.) 
Geoc. Dist.— The whole of North America, south to the West 
Indies and northern South America. Breeds chiefly north of the 
United States. 
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