266 BULLETIN 50, UNITED STATES NATIONAL MUSEUM, 
Grande; El Pozo de Térraba; Buenos Aires; Pigres; La Palma de 
Nicoya; Bebedero; Volcén de Miravalles), and Nicaragua (San Car- 
los; Chinandega; San Gerénimo). 
Picolaptes lineaticeps (not of Lafresnaye) Lawrence, Ann. Lyc. N. Y., ix, 1868, 
107 (Gulf of Nicoya, Costa Rica).—Satvapor1, Atti Soc. Ital. Torino, iv, 
1868, 179 (Costa Rica).—Frantzivs, Journ. fiir Orn., 1869, 305 (Costa Rica). 
Thripobrotus compressus CABANIS, Journ. fiir Orn., July, 1861, 243 (Costa Rica; 
coll. Berlin Mus.). 
Picolaptes compressus Lawrence, Ann. Lyc. N. Y., ix, 1868, 107 (Costa Rica).— 
Frantzius, Journ. fiir Orn., 1869, 305 (Costa Rica).—Satvin, Ibis, 1869, 
314, in text (crit.); Proc. Zool. Soc. Lond., 1870, 193 (Bugaba and Mina de 
Chorcha, Panamé; crit.)—Boucarp, Proc. Zool. Soc. Lond., 1878, 60 (Na- 
varro, Costa Rica).—Nuttine, Proc. U. 8. Nat. Mus., v, 1882, 397 (La Palma 
de Nicoya, Costa Rica; habits)—Sciater, Cat. Birds Brit. Mus., xv, 1890, 
153, part (Bebedero de Nicoya, Costa Rica; Bugaba and Mina de Chorcha, 
Panam4).—Satvin and Gopman, Biol. Centr.-Am., Aves, ii, 1891, 186, part 
(Chinandega, Nicaragua; Navarro, La Palma de Nicoya, and Bebedero, Costa 
Rica; Bugaba and Mina de Chorcha, Panam4).—Cuerriz, Proc. U. 8S. Nat. 
Mus., xiv, 1891, 533 (Costa Rica; crit.); Expl. Zool. Merid. Costa Rica, 1893, 
40 (Boruca and Buenos Aires, Costa Rica).—Ricumonpb, Proc. U. S. Nat. 
Mus., xvi, 1893, 498 (San Carlos, Nicaragua)—UNbDERWooD, Ibis, 1896, 440 
(Vole4n Miravalles, Costa Rica)—Banes, Proc. New Engl. Zool. Club, iii, 
1902, 48 (Boquete, Panamé, 4,500 ft.).—Frrry, Pub. 146, Field Mus. N. H., 
orn. ser. i, no. 6, 1910, 271 (Guayabo and Puerto Limén, Costa Rica). 
[Picolaptes] compressus ScLATER and Satvin, Nom. Av. Neotr., 1873, 68, part.— 
Saarpe, Hand-list, iii, 1901, 84, part. 
Picolaptes compressus compressus Banas, Auk, xxiv, July, 1909, 299 (Boruca, 
Paso Re4l, Pozo del Rio Grande, Barranca, and Barranca de Puntarenas, w. 
Costa Rica).—CarrikeR, Ann. Carnegie Mus., vi, 1910, 656 (lowlands of 
Costa Rica; crit.). 
Picolaptes gracilis Ripaway, Proc. U. 8. Nat. Mus., xi, sig. 34, Sept. 20, 1889, 
542 (Monte Redondo, Costa Rica; coll. U. 8. Nat. Mus.;=young female); 
xiv, 1891, 475 (Cobia de Salinas, Costa Rica; crit.).—ZELEDON, Anal. Mus. 
Nac. Costa Rica, i, 1888, 114.—ScraTeER, Ibis, 1889, 358 (crit.). 
[Picolaptes] gracilis SHarPe, Hand-list, iii, 1901, 84. 
PICOLAPTES LINEATICEPS INSIGNIS (Nelson). 
NORTHERN STREAKED-HEADED WOODHEWER. 
Similar to P. 1. compressus, but buffy streaks on back broader, 
more cuneate, those of under parts also broader, and throat more 
extensively buffy as well as (usually at least) deeper buff. 
Adult male.—Length (skins), 187-223 (199); wing, 92-104 (97.9); 
tail, 72.5-88 (82.8); culmen, 27-33.5 (28.8); tarsus, 18.5-20 (19.1); 
middle toe, 14-16.5 (14.8).¢ 
Adult female—Length (skins), 187-209 (194); wing, 91.5-99 
(93.1); tail, 74-86 (80.6); culmen, 27-31.5 (28.9); tarsus, 18-20 
(18.9); middle toe, 18-15.5 (14.8).° 
« Thirteen specimens. b Twelve specimens. 
