BIRDS OF NORTH AND MIDDLE AMERICA. 253 
[Dendrornis] nana SHarre, Hand-list, iii, 1901, 78, part. 
Dendrornis susurrans (not Dendrocolaptes susurrans Jardine) ScuaTER and Sa.vin, 
Proc. Zool. Soc. Lond., 1870, 839, part (Ver4gua; Costa Rica; crit.)—Bov- 
CARD, Proc. Zool. Soc. Lond., 1878, 60 (San Carlos, Costa Rica).—ScLaTER, 
Cat. Birds Brit. Mus., xv, 1890, 133, part (Angostura, Costa Rica; Calovévora 
and Bugaba, Panama). 
[Dendrornis] susurrans ScLaTER and Satvin, Nom. Av. Neotr., 1873, 68, part. 
Dendrornis lawrencet costaricensis Rrpaway, Proc. U. 8. Nat. Mus., x, sig. 32, 
Aug. 6, 1888, 510 (Tucurriqui, Costa Rica; coll. U. 8. Nat. Mus.).—ZeLepon, 
Anal. Mus. Nac. Costa Rica, i, 1888, 114. 
Dendrornis lawrencii costaricensis ScLATER, Ibis, 1889, 353 (crit.). 
Dendrornis lawrenceti costaricensis Lantz, Trans. Kansas Acad. Sci. for 1896-97 
(1899), 221, part (San Juan Valley, Costa Rica). 
Dendrornis nana costaricensis CHERRIE, Proc. U. 8S. Nat. Mus., xiv, 1891, 532 
(crit.).—Banes, Bull. Mus. Comp. Zool., xxxix, 1903, 151 (diagnosis); Auk, 
xxiv, 1907, 299 (Boruca, Paso Real, Pozo del Rio Grande, Barranca, Lagarto, 
and Barranca de Puntarenas, w. Costa Rica).—Frrry, Pub. 146, Field Mus. 
N. H., orn. ser., i, no. 6, 1910, 270 (Guayabo, Costa Rica). 
Dendrornis nana (costaricensis?) CHERRIE, Expl. Zool. Merid. Costa Rica, 1893, 40 
(Palmar, Lagarto, Boruca, Térraba, and Buenos Aires, s. w. Costa Rica). 
Xt phorhynchus nanus costiricensis OBERHOLSER, Smithsonian Misc. Coll., xlviii, 
no. 1579, May 13, 1905, 63. 
Xiphorhynchus nanus costaricensis CARRIKER, Ann. Carnegie Mus., vi, 1910, 652 
(Costa Rica; habits). 
XIPHORHYNCHUS NANUS CONFINIS (Bangs). 
WHITE-THROATED WOODHEWER. 
Similar to X. 2. nanus, but color of chin and throat very much 
paler dull buffy white or very pale buff. 
Adult male.—Length (skins), 217-232 (224); wing, 101.5-108 
(104.7); tail, 86-94 (90); culmen, 35.5-37.5 (36.5); tarsus, 21.5-22.5 
(22); middle toe, 17-17.5 (17.2).¢ 
Adult female—Length (skin), 200; wing, 93.5; tail, 74; culmen, 
36; tarsus, 20.5; middle toe, 16.5.° 
Honduras (Medina; Céiba) and Guatemala (Santo Tomas; Los 
Amates, Yzabal; Chapulco). 
Dendrornis susurrans (not Dendrocolaptes susurrans Jardine) ScuaTerR and Savin, 
Proc. Zool. Soc. Lond., 1870, 839 (Honduras).—Scuater, Cat. Birds Brit. 
Mus., xv, 1890, 133, part (Medina, Honduras). 
Dendrornis nana (not of Lawrence) Satvin and Gopman, Biol. Centr.-Am., Aves, 
ii, 1891, 180, part (Medina, Honduras). 
[Dendrornis] nana SuHarPe, Hand-list, iii, 1901, 78, part (Honduras). 
Dendrornis lawrenceti costaricensis (not of Ridgway) Lanrz, Trans. Kansas Acad. 
Sci. for 1896-97 (1899), 221, part (Santo Tomas, Guatemala). 
Dendrornis nana confinis Banas, Bull. Mus. Comp. Zool., xxxix, no. 6, July, 
1903, 150 (Céiba, Honduras, sea-level; coll. E. A. and O. Bangs). —Drar- 
BORN, Pub. 125, Field Mus. N. H., 1907, 108 (Los Amates, e. Guatemala; 
crit.). 
Xiphorhynchus nanus confinis OBERHOLSER, Smithsonian Misc. Coll., xlviii, no. 
1579, May 13, 1905, 63. 
@ Two specimens, from Honduras. % One specimen, from Guatemala (Chapulco). 
