BIRDS OF NORTH AND MIDDLE AMERICA. 275 



Coloration. — Above plain olive-brown, the tail, upper tail-coverts, 

 and secondaries chestnut; beneath light olive, the chest with cuneate 

 spots of pale buff or whitish, the throat bull" spotted or flecked with 

 olive; inner Avebs of remiges crossed by a broad band of bufl" or 

 ochraceous. 



Nidijication. — Nests in holes; eggs white. 



Range. — Southern Mexico to Cayenne, Brazil and Ecuador. 

 (Two species.'*) 



KEY TO THE SUBSPECIES OF GLYPHORYNCHUS CUNEATUS. 



a. Under parts paler, with chest indistinctly streaked or nearly uniform grayish 

 brown, the chin and throat paler buffy. (Brazil, etc.) 



Glyphorynchus cuneatus cuneatus (extralimital).^ 

 aa. Under parts darker, with chest more conspicuously marked with triangular or 

 wedge-shaped spots or streaks of buffy; chin and throat deeper buff. (South- 

 eastern Mexico to Panama.) Glyphorynchus cuneatus pectoralis (p. 275). 



GLYPHORYNCHUS CUNEATUS PECTORALIS (Sclater). 



NORTHERN WEDGEBILL. 



Similar to G. c. cuneatus Lichtenstein, of Brazil, but under parts 

 darker, chin and throat more deeply bulTy and triangular or wedge- 

 shaped markings on chest larger and more distinct. 



Adults (sexes alike). — Pilcum sooty brown or sepia, the forehead 

 usually indistinctly streaketl or flecked with paler brown or dull 

 bufl'y; back and scapulars plain raw-umber or russet-brown, passing 

 into cinnamon-rufous on rump and upper tail-coverts; tail deejjer 

 cinnamon-rufous or rufous-chestnut, the shafts of rectrices bright 

 cinnamon-rufous or orange-rufous; whigs similar in color to back 

 but slightly more rufescent, the proximal secondaries (tertials) dull 

 cinnamon-rufous; a narrow sui)erciliary stripe of dull bufl" or bufl'y 

 whitish, broken by small streaks of brown; auricular region sooty 

 brown, narrowly streaked with dull buff or bufly whitish, the sid3- 

 orbital region with small spots or flecks of the same; chin and throat 

 buff to tawny-bufl", the feathers (except, sometimes, those of chin) 



« I have not seen G. castelnaudi Des Murs, which possibly is only a subspecies of 

 G. cuneatus (Lichtenstein). {Glyphorhynchus castelnaudi Des Murs, in Castelnau's 

 Expdd., Ois., 1855, 47, pi. 15, fig. 2.) — Glyphorhynchus cuneatus castelnaudi Berlepsch 

 and Taczanowski, Proc. Zool. Soc. Lond., 1883, 563 (Chimbo, n. w. Ecuador; crit.). 



& D[c)idrocolaptes] cuneatus Lichtenstein, Abh. Konigl. Ak. Wissensch, Berlin for 

 1818-19 (1820), 204, pi. 2, fig. 2 (locality not given, but in vol. for 1822, \). 266, given 

 as Bahia, Brazil; coll. Berlin Mus.). — Glyphorhynchus cuneatus Strickland, Proc. 

 Zool. Soc. Lond., 1841, 28, in text; Sclater, Cat. Birds Brit. Mus., xv, 1890, 124, 

 part. — Glyphorhynchus cuneatus cuneatus Menegaux and Hellmayr, M(5m. Soc. Hist. 

 Nat. d'Autun, xix, 1906, 97 (crit.). — G[li/phorynchus] ruficaudus Maximilian, Beitr. 

 Naturg. Bras., iii, pt. ii, 1831, 1150 (Brazil; type now in coll. Am. Mus. Nat. Hist.; 

 see Allen, Bull. Am. Mus. N. H., ii, 1889, 248). — Zenophasia jylatyryncha Swainson, 

 Anim. in Menag., pt. iii, Jan. 1, 1838, 352 (Brazil; coll. W. Swainson). — Sittasomus 

 flammulatus Lesson, Traito d'Orn., 1831, 315 (Brazil?; coll. Paris Mus.). 



