686 BULLETIN 5 0, UNITED STATES NATIONAL MUSEUM 



Brit. Miis., i, 1874, 400, part (Mexico); Hand-list, i, 1899, 275, part (s. 

 Texas; Central America). — Merrill, Proc. U. S. Nat. Mus., i, 1878, 152 

 (Fort Brown, Tex.; habits; descr. nest and eggs). — Bendire, Proc. U. S. 

 Nat. Mus., X, 1888, 552 (Fort Huachuca, Ariz.; habits; descr. nests and 

 eggs). — Salvin and Godman, Biol. Centr.-Amer., Aves, iii, 1901, 118 (Alta- 

 mira and Tampico, Tamaulipas; Mazatlan, Sinaloa; San Bias, Tepic; Oaxaca 

 City and Tehuantepec, Oaxaca; Jalapa, Veracruz; Yucatan; San Agustin, 

 Guatemala). — American Ornithologists' Union, Check-list, ed. 3, 1910, 

 1G6. — ViSHER, Auk, xxvii, 1910, 281 (Tucson Valley, Ariz.). — Swarth, 

 Pacific Coast Avif., No. 10, 1914, 28 (Arizona; nesting at Fort Huachuca; 

 rare in recent years). — Friedmann, Auk, xlii, 1925, 545 (lower Rio Grande 

 Valley, Tex.). — Gkiscom and Crosby, Auk, xlii, 1925, 536 (status, Browns- 

 ville, Tex.). — WYMANand Bxjrnell, Field Book Birds Southwestern United 

 States, 1925, 108 (descr.; characters). — Miller, Condor, xxix, 1927, 151, in 

 text (osteology). 



Falco fuscocoerulescens Coues, Check List North Amer. Birds, ed. 2, 1882, No. 

 511; Key North Amer. Birds, ed. 2, 1884, 539. 



Falco fusco-coerulescens American Ornithologists' Union, Check-list, 1886, No. 

 359; ed. 2, 1895, 139.— Anthony, Auk, ix, 1892, 361 (between Apache and 

 Hachita, sw. New Mexico). — Fisher, Hawks and Owls United States, 1893, 

 114. — Beristain and Laurencio, Mem. y Rev. Soc. Cient. "Antonio Alzate," 

 vii, 1894, 223 (Mexico; distr.).— B.^iley, Handb. Birds V/estern United 

 States, 1902, 170 (descr.; habits). — Swarth, Pacific Coast Avif., No. 4, 1904, 

 8 (Huachuca Mountains, Ariz.; formerly common). — van Tyne and Sutton, 

 Misc. Publ. Mus. Zool. Univ. Michigan, No. 37, 1937, 25 (Brewster County, 

 Tex.; very rare).— Monson, Condor, xliv, 1942, 222 (se. Arizona). 



Falco fusco-caei'ulescens fusco-caerulesccns Swann, Synopt. List Accip., pt. 4, 1920, 

 139, part (Mexico). 



Rhynchofalco fusco-caerulescens Ridgway, Proc. U. S. Nat. Mus., iii, 1880, 193; 

 Nom. North Amer. Birds, 1884, No. 419. 



Hypotriorchis fusco-caerulescens Gurney, List Diurn. Birds Prey, 1884, 103, part; 

 Cat. Birds Prey, 1894, 29, part. 



Aesalon fusco-caerulescens Heine and Reichenow, Mus. Hein. Orn., 1890, 261, 

 part (Mexico). 



Falco fusco-coerulescens septentrionalis Todd, Proc. Biol. Soc. Washington, xxix, 

 1916, 98 (Fort Huachuca, Ariz.; coll. U. S. Nat. Mus.). — Todd and Carriker, 

 Ann. Carnegie Mus., xiv, 1922, 161 (Brownsville and Cameron County, Tex.; 

 Tampico, Tamaulipas; Fort Huachuca, Ariz.; crit. ; measurements). — Bailey, 

 Birds New Mexico, 1928, 191 (New Mexico; genl.). — American Ornithol- 

 ogists' Union, Check-List North Amer. Birds, ed. 4, 1931, 75. — Bent, U. S. 

 Nat. Mus. Bull. 170, 1938, 96 (life hist.).— Todd, Auk, Iv, 1938, 132, in text 

 (Brownsville, Tex.; spec). — Hill, Auk, Ixi, 1944, 230 (meas.). 



Falco fuscocaerulescens septentrionalis Oberholser, Auk, xxxiv, 1917, 201. — 

 Swann, Synopt. List Accip., pt. 4, 1920, 139 (Arizona). — Peters, Check- 

 list Birds of World, i, 1931, 294.— Griscom, Bull. Amer. Mus. Nat. Hist., 

 Ixiv, 1932, 164 (winter; Guatemala). — Brooks, Auk, 1, 1933, 61 (Browns- 

 ville, Tex.).— Wetmore, Proc. U. S. Nat. Mus., Ixxxvii, 1939, 188, in text 

 (North America). — del Campo, Anal. Inst. Biol., xiii. No. 2, 1942, 701 

 (Chiapas: Prusia; spec). 



Rhynchofalco fuscocoerulescens septentrionalis Oberholser, Auk, xxxv, 1918, 

 207.— de Laubenfels, Wils. Bull., xxxvi, 1924, 169 (Brownsville, Tex.). 



Rhynchofalco fusco-caerulescens septentrionalis Swann, Synopsis Accip., pt. 4, 

 1922, 211 (Mexico to Arizona). 



