BIRDS OF NORTH AND MIDDLE AMERICA. 253 



[Dendrornis] nana Sharpe, Hand-list, iii, 1901, 78, part. 



Dendrornis susurrans (not Dendrocolaptes susurrans Jardine) Sclater and Salvin, 



Proe. Zool. Soc. Lond., 1870, 839, part (Verdgua; Costa Rica; crit.). — Bou- 



CARD, Proc. Zool. Soc. Lond., 1878, 60 (San Carlos, Costa Rica). — Sclater, 



Cat. Bu'ds Brit. Mus., xv, 1890, 133, part (Angostura, Costa Rica; Calov^vora 



and Bugaba, Panama). 

 [Dendrornis] susurrans Sclater and Salvin, Nom. Av. Neotr., 1873, 68, part. 

 Dendrornis knirencei costaricensis Ridgway, Proc. U. S. Nat. Mus., x, sig. 32, 



Aug. 6, 1888, 510 (Tucm-riqui, Costa Rica; coll. U. S. Nat. Mus.).— Zeledon, 



Anal. Mus. Nac. Costa Rica, i, 1888, 114. 

 Dendrornis lawrencii costaricensis Sclater, Ibis, 1889, 353 (crit.). 

 Dendrornis laivrenceii costaricensis Lantz, Trans. Kansas Acad. Sci. for 1896-97 



(1899), 221, part (San Juan Valley, Costa Rica). 

 *Dendrornis nana costaricensis Cherrie, Proc. U. S. Nat. Mus., xiv, 1891, 532 



(crit.). — Bangs, 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). — Ferry, Pub. 146, Field Mus. 



N. n., orn. ser., i, no. 6, 1910, 270 (Guayabo, Costa Rica). 

 Dendrornis nana {costaricensis?) Cherrie, Expl. Zool. Merid. Costa Rica, 1893, 40 



(Palmar, Lagarto, Boruca, Terraba, and Buenos Aires, s. w. Costa Rica). 

 Xiphorhynchus 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-TKROATED WOODHEWER. 



Similar to A'. ??. nanus, but color of chin and throat very much 

 paler dull bufly 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 (sldn), 200; wing, 93.5; tail, 74; culmen, 

 36; tarsus, 20.5; middle toe, 16.5.^ 



Honduras (Medina; Ceiba) and Guatemala (Santo Tomas; Los 

 Amates, Yzabal; Chapulco). 



Dendrornis susurrans (not Dendrocolaptes susurrans Jardine) Sclater and Salvin, 

 Proc. Zool. Soc. Lond., 1870, 839 (Honduras). — Sclater, Cat. Birds Brit. 

 Mus., XV, 1890, 133, part (Medina, Honduras). 

 Dendrornis nana (not of Lawrence) Salvin and Godman, Biol. Centr.-Am., Aves, 



ii, 1891, ISO, part (Medina, Honduras). 

 [Dendrornis] nana Sharpe, Hand-list, iii, 1901, 78, part (Honduras). 

 Dendrornis lawrenceii costaricensis (not of Ridgway) Lantz, Trans. Kansas Acad. 



Sci. for 1896-97 (1899), 221, part (Santo Tomas, Guatemala). 

 Dendrornis nana confinis Bangs, Bull. Mus. Comp. Zool., xxxix, no. 6, July, 

 1903, 150 (Ceiba, Honduras, sea-level; coll. E. A. and O. Bangs).— Dear- 

 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. 



oTwo specimens, from Honduras. & One specimen, from Guatemala (Chapulco). 



