BIRDS OF NORTH AND MIDDLE AMERICA. 



97 



(97); tail, 78.5-87.6 (81); exposed culmen, 16.3-17.3 (16.8); depth of 

 bill at base, 8.4-10.3 (9.4); tarsus, 19.8-22.4 (21.1); middle toe, 14-16 

 (14.7).^ 



Adult female.— Length (skins), 167.6-177.8 (177.3); mng, 90.^93 

 (91.7); tail, 76.2-80.5 (78.7); exposed culmen, 16.5-18 (17.5); depth 

 of bill at base, 9.4-9.7; tarsus, 21.8-22.4 (22.1); middle toe, 14.5-14.7.' 



Eastern Mexico, in States of Nuevo Leon (Monterey), Vera Cruz 

 (Jalapa; Mirador), and southward through Central America to Cbiri- 

 qui and Veragua. 



Pyranga biderUaia (not of Swainson) Sclatee, Proc. Zool. Soc. Lond., 1856, 126, 

 part (Jalapa, Vera Cruz); 1857, 205 (Jalapa); 1859, 364 (Jalapa); Synop. 

 Av. Tanagr., 1856, 50, part; Cat. Am. Birds, 1862, 82, part (Jalapa; Volcan 

 de Fuego, Guatemala); Cat. Birds Brit. Mus., xi, 1886, 190, part (Jalapa and 

 Orizaba, Vera Cruz; Volcan de Fuego, Duenas, and Barranca Honda, Guate- 

 mala; Irazii and Parita, Costa Rica; s. slope Volcan de Chiriqui, Chi- 

 riqui).— Salvin and Sclater, Ibis, 1860, 32 (Volcan de Fuego, 5,500 ft.)— 

 Cassin, Proc. Ac. Nat. Sci. Phila., 1865, 171 (Costa Rica) .—Lawrence, Ann. 

 Lye. N. Y., ix, 1868, 99 (Dota Mts., Birris, San Jose, and Rancbo Redondo, 

 Costa Rica).— Salvadori, Atti Roy. Ac Sci. Torino, iv, 1868, 177 (Costa 

 Rica).— SuMiCHRAST, Mem. Bost. Soc. N. H., i, 1869, 549 (temperate region, 

 Vera Cruz).— Fkantzius, Joum. fiir Dm., 1869, 299 (Dota Mts., Rancho 

 Redondo, San Jos6, Candelaria, and Cervantes, Costa Rica). — Salvin, Proc. 

 Zool. Soc. Lond., 1870, 187 (Volcan de Chiriqui).— Bouoahd, Proc. Zool. 

 Soc. Lond., 1878, 55 (Navarro and Volcan de Irazu, Costa Rica).— Nutting, 

 Proc. U. S. Nat. Mus., v, 1882, 495 (Irazii, Costa Rica).— Salvin and God- 

 man, Biol. Centr.-Am., Aves, i, 1883, 296, part (Jalapa, Vera Cruz; Volcan 

 de Fuego, Barranca Honda, and San Ger6nimo, Guatemala; Dota Mts.; 

 Rancho Redondo, Barranca, San Jos6, Candelaria, Cervantes, and Birris, 

 Costa Rica; Volcan de Chiriqui). 



[Pyranga] bidentata Sclater and Salvin, Nom. Av. Neotr., 1873, 22, part. 



P[yra7iga} bidentata Baird, Brewer, and Ridgway, Hist. N. Am. Birds, i, 1874, 

 433, part. 



P[vranga'] bidentata Ridgway, Man. N. Am. Birds, 1887, 456, part. 



Piranga bidentata Zeledon,' Anal. Mus. Nac. Costa Rica, i, 1887, 110 (San Jos6, 

 Cartago, El Zarcero de Alajuela, Volcan de Irazu, and Monte Redondo de 

 San Jos6, Costa Rica). — Chbrrie, Auk, ix, 1892, 25 (San Jos^, Costa Rica; 

 resident). — Chapman, Bull. Am. Mus. N. H., x, 1898, 27 (Jalapa; song, etc.). 



Ph^oenicosoma'] bidentata Oabanis, Mus. Hein., i, 1850, 24 (Jalapa). 



' Seventeen specimens. 



^ Three specimens, from Costa Rica (2) and Chiriqui (1). Average measurements 

 of adult males from different localities are as follows: 



Locality. 



Wing. 



Tail. 



Ex- 

 posed 

 culmen. 



Depth 

 of bill 

 at base. 



Middle 

 toe. 



Seven adult males from Vera CrUz (5) and Nuevo 

 Leon (2) 



Three adult males from Guatemala 



Seven adult males from Costa Eica (5) and Chi- 

 riqui (2) 



95.3 

 97.3 



82.0 

 81.3 



17.0 

 16.8 



9.4 

 9.4 



21.6 

 20.6 



15.2 

 14.5 



The most richly colored specimens seen are from Jalapa, Vera Cruz. 

 3654— VOL 2—01 7 



