710 BULLETIN 5 0, UNITED STATES NATIONAL MUSEUM 



Birds, Kansas, 1891, 286 (Kansas, rare). — Hatch, Notes Birds of Minnesota, 



1892, 201, 456 (2 specs.; descr.). — Fisher, Hawks and Owls United States, 



1893, 114. — Nutting, Bull. New Hampshire State Unit. Iowa, ii, 1893, 269 

 (Grand Ilapids, lower Saskatchewan). — Lowe, Auk, xi, 1894, 267 (Wet 

 Mountains, Colo., 8,000 feet, 2 specs.). — Richmond and Knowlton, Auk, xi, 



1894, 303 (Madison River, Mont., Sept. 23).— Thokne, Auk, xii, 1895, 214 

 (Fort Keogh, Mont., autumn). — Lantz, Trans. Kansas Acad. Sci., 1896-97, 

 1899, 256 (Kansas; migr.; rare in eastern part; not uncommon in western 

 part). — Bailey, Handbook Birds Western United States, 1902, 169 (descr.; 

 distr.). — KuMLiEN and Hollister, Bull. Wisconsin Nat. Hist. Soc, iii, 1903, 

 67 (Wisconsin). — Widmann, Birds Missouri, 1907, 103 (Stone County, 1 

 spec). 



Falco richardsoni Ridgwat, in Baird, Brewer, and Ridgway, Hist. North Amer. 

 Birds, special ed., iii, 1875, pi. facing p. 148; Field and Forest, ii. 1877, 210 

 (Colorado). — McChesnet and Coues, U. S. Geo!, and Geogr. Surv. Terr., 

 Bull. 3, 1877, 683 (canyon region of Red River, Indian Terr.; White Fish 

 Creek, breeding; descr. nest and eggs). — Coues, U. S. Geo!, and Geogr. Surv. 

 Terr., Bull. 4, 1878, 623 (headwaters Mouse River, N. Dak., Sept. 8).— 

 Brewster, Bull. Nuttall Orn. Club, vii, 1882, 230, part (descr. adult male 

 from Colorado Springs, Colo.). — Allen and Brewster, Bull. Nuttall Orn. 

 Club, viii, 1883, 197 (Colorado Springs, Colo.).— Sclater, Ibis, 1895, 487 

 (Lorimer County, Colo.). — Brooks, Ibis, 1896, 226, pi. 5 (ciit.). — Carroll, 

 Auk, xvii, 1900, 343 (Refugio County, Tex., rare). — Salvin and Godman, 

 Biol. Centr.-Amer., Aves, iii, 1901, 120 (Hermosilla, Sonora). — Grinnbll, 

 Pacific Coast Avif., No. 3, 1902, 33 (California; 1 record from Walker Basin, 

 August 28, 1875).— Preble, North Amer. Fauna, No. 22, 1902, 108 (Grand 

 Rapids, Saskatchewan). — Daggett, Condor, vii, 1905, 82 (San Fernando 

 Valley, Los Angeles County, Calif., Oct. 31, 1903). — Anderson, Proc. Dav- 

 enport Acad. Sci., xi, 1907, 257 (Iowa; 3 records). 



Falco lithofalco var. (?) richardso?ii Ridgway, in Baird, Brewer, and Ridgway, 

 Hist. North Amer. Birds, iii, 1874, 143. 



Falco (jEsalon) lithofalco var. richardsoni Ridgway, in Baird, Brewer, and 

 Ridgway, Hist. North Amer. Birds, iii, 1874, 148. 



Falco lithofalco richardsoni Goode, U. S. Nat. Mus. Bull. 20, 1883, 320. 



Falco columbarius (?) richardsoni Grinnell, in Ludlow's Rep. Recon., 1876, 82 

 (Bridger Mountains, Wyo.). 



Falco columbarius richardsoni Bendire, Proc. Boston Soc. Nat. Hist., xix, 1877, 

 134 (Camp Harney, Oreg.). — Coues, Check List North Amer. Birds, ed. 2, 

 1882, No. 507; Key North Amer. Birds, ed. 2, 1884, 537.— American Orni- 

 thologists' Union, Check-list, ed. 3, 1910, 105; ed. 4, 1931, 76.— Saunders, 

 Auk, xxviii, 1911, 36 (near Bozeman, Mont., summer); Pacific Coast Avif., 

 No. 14, 1921, 66 (Montana; rare summer res.). — Grinnell, Pacific Coast 

 Avif., No. 7, 1912, 10 (California). — Sclater, Hist. Birds Colorado, 1912, 

 189 (res. in Colorado).— Willett, Pacific Coast Avif., No. 7, 1912, 49 (s. 

 California). — Bunker, Kansas Univ. Sci. Bull., vii, 1913, 147 (rare in e., 

 common in w. Kansas, in migr.). — Grave and Walker, Birds Wyoming, 

 1913, 43 (Wyoming; res. chiefly in s. part). — Betts, Univ. Colorado Stud, 

 Zool., X, 1913, 194 (Boulder County, Colo., up to 10,000 feet; migr., winter 

 res., or vis., on plains). — Swarth, Pacific Coast Avif., No. 10, 1914, 28 (Fort 

 Mohave and Fort Verde, Ariz.). — Grinnell, Pacific Coast Avif., No. 11, 

 1915, 68 (California; distr.).— Bailey, Iowa Geol. Surv. Bull. 6, 1918, 167 

 (Iowa; monogr.). — Swann, Synopt. List Accip., pt. 4, 1920, 142; Synop. 



