678 BULLETIN 50, UNITED STATES NATIONAL MUSEUM 



Wien, 1910, 91 (Paranagud, etc., ne. Brazil). — Peters, Auk, xxx, 1913, 371 

 (Xcopan and Camp Alcngel, Quintana Roo). — Stone, Proc. Acad. Is at. Sci. 

 Philadelphia, 1918, 250 (Panama Canal Zone; Tors Point; spec; colors). — 

 Bangs and Barbour, Bull. Mus. Comp. Zool., Ixv, 1922, 194 (Jesucito; 

 Dari6n; crit.; supposed geographic forms not tenable!). — Stresemann, 

 Journ. fiir Orn., Ixxii, 1924, 437, 438 (considers it the North American 

 representative of F. subbuteo). — Chapman, Bull. Amer. Mus. Nat. Hist., Iv, 

 1926, 240 (Ecuador; no spec.).— Griscom, Amer. Mus. Nov., No. 235, 1926, 

 13 (eastern Quintana Roo, Yucatdnj. — Snethlage, Journ. fiir Orn., Ixxvi, 

 1928, 572, 678 (breeding habits, etc., n. e. BrazU).— Sturgis, Field Book 

 Birds Panama Canal Zone, 1928, 142 (descr. ; habits; Panama Canal). — 

 Darlington, Bull. Mus. Comp. Zool., Ixxi, 1931, 368 (near Rio Frio, Mag- 

 dalena, Colombia). — Griscom, Bull. Amer. Mus. Nat. Hist., Ixiv, 1932, 164: 

 (Hacienda California, Panajachel, Finca El Cipres, Guatemala); Bull. Mus. 

 Comp. Zool, Ixxii, 1932, 318 (Perme, Obaldia, Panama); Ixxviii, 1935, 302 

 (throughout Panama). — Carriker and de Schauensee, Proc. Acad. Nat. 

 Sci. Philadelphia, Ixxxvii, 1935, 410 (Guatemala; Quirigua; spec.) — van 

 Tyne, MLsc. Publ. Mus. Zool., Univ. Michigan, No. 27, 1935, 18 Uaxac- 

 tum, Peten, Guatemala; spec). — Berlioz, Bull. Mus. His. Nat. Paris, 

 sec. 2, xi, 1939, 362 (Chiapas; Juncana; spec). — Holmberg, El Hornero, 

 vii, 1939, 159 (extreme s. United States to Argentina). — Sutton and Bur- 

 leigh, Occ. Pap. Mus. Zool., Louisiana State Univ., No. 3, 1939, 27 (ne. 

 Mexico; Tamaulipas; spec, from Victoria and Gomez Farias; nest.) ; 

 Auk, lix, 1942, 10 (G6mez Farias region, sw. Tamaulipas; spec; crit.). — del 

 Campo, Anal. Inst. Biol., xiii, 1942, 701 (Chiapas; Prusia; spec). 



Falco albogularis Robinson and Richmond, Proc. U. S. Nat. Mus., xxiv, 1901, 169 

 (San .Julian, Venezuela). 



Falco albigularis albigidaris Swann, Synop. Accip., pt. 4, 1922, 191 (Mexico to 

 Argentina). — Todd and Carriker, Ann. Carnegie Mus., xiv, 1922, 160 

 (Bonda, Cincinnati, and Mamatoco, Santa Marta, Colombia; crit.). — 

 Peters, Bull. Mus. Comp. Zool., Ixix, 1929, 418 (Lancetilla, Honduras; 

 food habits; crit.); Ixxi, 1931, 309 (Changuinola, Panama); Check-list Birds 

 of World, i, 1931, 291. — Huber, Proc Acad. Nat. Sci. Philadelphia, Ixxxiv, 

 1932, 213 (ne. Nicaragua; spec; colors; records). — Stone, Proc. Acad. Nat. 

 Sci. Philadelphia, Ixxxiv, 1932, 301 (Honduras; Lancetilla, Truxillos, Segovia 

 River, and Ruatan Island). — Belcher and Smooker, Ibis, 1934, 594 (Trin- 

 idad and Tobago; uncommon res.; eggs). — Deignan, Auk, liii, 1936, 188, in 

 text (Honduras; spec, descr.). — Aldrich, Sci. Publ. Cleveland Mus. Nat. 

 Hist., vii, 1937, 51 (spec; Paracote, Azuero Peninsula, Panama). — van 

 Rossem and Hachisuka, Proc. Biol. Soc. Washington, 1, 1937, 107, in text 

 (crit.).— Pinto, Rev. Mus. Paulista, xxii, 1938, 91 (Brazil; distr.), 548 

 (Amazonas, Brazil; 1 spec from Manacapurii). — Dugand, Rev. Acad. 

 Colomb., iii, 1940, 222, in text (Magdalena-Caribbean area of Colombia; 

 uncertain record). — Griscom and Greenwat, Bull. Mus. Comp. Zool., 

 Ixxxviii, 1941, 118 (Lower Amazona; Rio Tapaj6z, Boim Caxiricatuba, 

 Obidos, Santarem, Villa Braza; spec). — Traylor, Publ. Field Mus. Nat. 

 Hist., zool. ser., xxiv, 1941, 204 (Chichen Itza and Pacaitun, Yucatdn; 

 spec). — Blake and Hanson, Publ. Field Mus. Nat. Hist., zool. ser., xxii, 

 No. 9, 1942, 526 (Michoacdn; 10 miles s. of Cerro de Tancitaro; spec). — 

 Sutton and Pettingill, Auk, lix, 1942, 10, in text (G6mez Farias region, 

 sw. Tamaulipas; intermediate). — Brodkorb, Misc. Publ. Mus. Zool. Univ. 

 Michigan, No. 56, 1943, 29 (Mexico; Chiapas; El Aguacate; spec). — Wet- 

 more, Smiths. Misc. Coll., cvi, No. 1, 1946, 30 (Pearl Islands, Panama). 



