252 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 
XIPHORHYNCHUS NANUS COSTARICENSIS (Ridgway). 
TUCURRIQUI WOODHEWER. 
Similar to X. n. nanus, but coloration averaging slightly deeper. 
Adult male—tLength (skins), 200-243 (220); wing, 95.5-114.5 
(105.8); tail, 883-104 (90.3); culmen, 34.5-39 (36.7); tarsus, 21.5-24 
(22.8); middle toe, 17-19 (17.7).% 
Adult female.—Length (skins), 185-222 (205); wing, 94-102 (97.9); 
tail, 77-85.5 (81.8); culmen, 29.5-39 (86); tarsus, 21-23 (22); 
middle toe, 16-18 (17).° 
Western Panama (Calovévora; Bugaba; Divala), through Costa 
Rica (Angostura; San Carlos; San Juan Valley; Tucurriqui; Guayabo; 
Rio Reventazén; Rio Sicsola; Talamanca; Puerto Limén; Siquirres; 
Guacimo; Guapiles; Cudbre; El Hogar; Jiménez; Bonilla; Pacuare; 
Volcan de Turrialba; Volcén de Miravalles; Tenério; Barranca de 
Puntarenas; Barranca de Boruca; Bebedero; Pozo del Rio Grande; 
Pozo Aztl de Pirris; El Pozo de Térraba; Térraba; Buenos Aires; 
El General; Boruca, Paso Re4l, and Lagarto, Boruca), eastern Nica- 
ragua (Greytown; Rio Escondido), and southeastern Honduras (Rio 
Segévia). 
Dendrornis pardalotus (not Dendrocopus pardalotus Vieillot) LawRencr, Ann. 
Lyc. N. Y., viii, 1867, 180 (Greytown, Nicaragua); ix, 1868, 107 (Tucurrfq ui, 
Costa Rica).—Frantzivs, Journ. fiir Orn., 1869, 305 (Costa Rica). 
Dendrornis nana (not of Lawrence) Sctater and Satvin, Proc. Zool. Soc. Lond., 
1870, 837 (Calovévora, Panam4).—Satvin, Proc. Zool. Soc. Lond., 1870, 193 
(Calovévora and Bugaba, Panamé; crit.) Savin and Gopman, Biol. Centr.- 
Am., Aves, ii, 1891, 180, part (Rio Segévia, Honduras; Tucurrfqui and San 
Carlos, Costa Rica; Bugaba and Calovévora, Panam4).—RicuMmonpD, Proc. U.S. 
Nat. Mus., xvi, 1893, 498 (Greytown and Rio Escondido, Nicaragua; crit.).— 
Unverwoon, Ibis, 1896, 440 (Volcin de Miravalles, Costa Rica).—E uot, 
Auk, vii, 1890, 174, part. 
a Twenty-nine specimens. b Eighteen specimens. 
Locality. Wing. | Tail. A Tarsus. gs Sa 
MALES, 
Three adult males from eastern Nicaragua...........-.-...---- 102. 8 91.2 36 22.7 17.3 
Nine adult males from eastern Costa Rica..............--...--- 106 90. 8 37.6 23.2 17.5 
Eleven adult males from western Costa Rica................-.- 107.6 90. 4 36.8 22.8 17.9 
Six adult males from western Panamé...............2--------- 103 88.9 36.6 22.6 17.8 
Ten adult males (X. 7. nanus) from eastern Panamé.......... 105.9 87.5 36.9 22.7 18 
Two adult males (X. 7. nanus) from Colombia (Santa Marta).| 105.7 88 34 22.3 17.5 
Two adult males (X. n. conjinis) from Honduras.............. 104.7 90 36.5 22 17.3 
FEMALES. 
Two adult females from eastern Nicaragua......-.-.......--.6- 94.7 81 31.7 22 17.5 
Light adult females from eastern Costa Rica........-...-....+- 99,2 82.3 37.1 22.1 17.1 
Eight adult females from western Costa Rica................0. 97.5 81.4] 35.9 22 16.9 
One adult female (X. x. confinis) from Guatemala............. 93.5 74 36 20.5 16.5 
