BIRDS OF NORTH AND MIDDLE AMERICA 555 



Descr. e Hist, de los Estados Unidos Mexicanos, 1884, 166 (common names; 

 Mexico). — GuRNEY, List Diurn. Birds Prey, 1884, 14, part. — Ferrari- 

 Perez, Proc. U. S. Nat. Mus., ix, 1886, 168 (Chietla; Puebla; Santa Ana, 

 Veracruz). — Zeled6n, Anal. Mus. Nac. Costa Rica, i, 1887, 126, part (Costa 

 Rica). — Beristain and Laurencio, Mem. Rev. Soc. Cient. "Antonio 

 Alzate," vii, 1894, 224 (Mexico).— Chapman, Bull. Amer. Mus. Nat. Hist., 

 viii, 1896, 286 (Chichen Itzd, Yucatdn; habits; notes). — Salvin and God- 

 man, Biol. Centr.-Amer., Aves, iii, 1901, 112, part (w. and s. Sonora; Mazat- 

 Idn, Sinaloa; Beltran and Zapotlan, Jalisco; Volcdn de Colima; Chietla, 

 Puebla; Santa Ana, Jalapa, Vega de Casadores, and Playa Vicente, Vera- 

 cruz; Chimalapa, Tapana, and Tehuan tepee City, Oaxaca; Teapa, Tabasco; 

 Tonala, Chiapas; Chichen ItzA, Yucatdn; British Honduras; Chimalpa, 

 Choctuen, Escuintla, and Retalhuleu, Guatemala; Omoa and San Pedro, 

 Honduras).— Cole, Bull. Mus. Comp. ZooL, 1, 1906, 121 (Chichen Itzd, 

 Yucatdn; notes).— Dearborn, Publ. Field Mus. Nat. Hist., No. 125, 1907, 

 84 (Los Amates and Mazatenango, Guatemala). — Reichenow, Die Vogel, i, 

 1913, 374.— VAN Tyne, Misc. Publ. Mus. Zool. Univ. Michigan, No. 27, 

 1935, 17 (seen at Uaxactun, Pet^n, Guatemala). — del Campo, Anal. Inst. 

 Biol., xiii, 1942, 701 (Chiapas; Mapastepec; spec). — Sutton and Pet- 

 TiNGiLL, Auk, lix, 1942, 10 (Gomez Farias region, sw. Tamaulipas). — 

 Sheffler and van Rossem, Auk, Ixi, 1944, 146 (Guirocoba; Sonora; nesting). 



Herpetothere cachinnans Sumichrast, Mem. Boston Soc. Nat. Hist., i, 1869, 560 

 ("tierra caliente," Veracruz). 



Herpeiotheres cachinans Peters, Auk, xxx, 1913, 371 (Santa Lucia and Camp 

 Mengel, Quintana Roo, Mexico). 



Herpeiotheres cachinnans chapmani Bangs and Penard, Bull. Mus. Comp. Zool., 

 Ixii, 1918, 37 (Quintana Roo, se. Mexico; coll. Mus. Comp. Zool.). — Swann, 

 Synopt. List Accip., pt. 3, 1920, 75; Synop. Accip., pt. 3, 1922, 124 (Tepic, 

 Tamaulipas, and Tabasco to n. Nicaragua). — Griscom, Amer. Mus. Nov., 

 No. 235, 1926, 12 (e. Quintana Roo, Yucatdn). — ?Peters, Bull. Mus. Comp. 

 Zool., Ixix, 1929, 418 (Progreso, Honduras). — Bangs, Bull. Mus. Comp. 

 Zool., Ixx, 1930, 192 (type specimen in Mus. Comp. Zool.). — Peters, Check- 

 list Birds of World, i, 1931, 276, part.— Stone, Proc. Acad. Nat. Sci. Phila- 

 delphia, Ixxxiv, 1932, 300 (Honduras; Cantarranas, Omoa, Progreso, and 

 San Pedro).— Dickey and van Rossem, Birds El Salvador, 1938, 131 (El 

 Salvador; records; crit.; spec; habits). — van Rossem, Trans. San Diego 

 Soc. Nat. Hist., ix, 1938, No. 4, 10 in text (crit.). — Sutton and Burleigh, 

 Wils. Bull., Iii, 1940, 223, in text (Mexico: Tamazunchale; spec). — Traylor, 

 Publ. Field Mus. Nat. Hist., zool. ser., xxiv, 1941, 203 (Pacaitun, Campeche; 

 spec). — Brodkorb, Misc. Publ. Mus. Zool. Univ. Michigan, No. 56, 1943, 

 29 (Tabasco). 



Herpeiotheres cachinnans cachinnans Griscom, Bull. Amer. INIus. Nat. Hist., Ixiv, 

 1932, 159 (Guatemala; distr.). 



Herpeiotheres cachinnans excubitor van Rossem, Trans. San Diego Soc. Nat. 

 Hist., ix. 1938, 10 (Volcdn de Colima, s. Jalisco; crit.; distr.); Occ Pap. 

 Mus. Zool. Louisiana State Univ., No. 21, 1945, 61 (Sonora; resident tropical 

 zone; crit.). — Wetmore, Proc. U. S. Nat, Mus., xcv, 1944, 36, 37, in text 

 (crit.). 



HERPETOTHERES CACHINNANS CACHINNANS (Linnaeus) 



Southern Laughing Falcon 



Adult (sexes alike). — Similar to that of Herpeiotheres cachinnans 

 chapmani, but underparts darker, nearly uniform pale cinnamon- 



