BIRDS OF NORTH AND MIDDLE AMERICA 125 



less conspicuously different from the immediately adjacent more ante- 

 rior parts; back, rump, upper tail and wing coverts, remiges, and 

 rectrices as in adult, but the olive slightly less yellowish ; lores, cheeks, 

 auriculars, and sides of upper throat pale slate gray mixed with drab ; 

 chin and middle upper throat white tinged with pale cinnamon- 

 buff ; lower throat, breast, abdomen to vent, sides, flanks, and thighs 

 mouse gray, the individual feathers often terminally indistinctly 

 washed with tawny-olive, especially on the sides ; vent, under tail and 

 wing coverts as in adult. 



Natal doiDn. — Not recorded. 



Adult Tnale.—W'mg 163-174 (169) ; tail 53-63.0 (58.3) ; exposed 

 culmen 39.5-46 (43.7) ; tarsus 52.5-63 (59.5) ; middle toe without claw 

 43.5-47.5 (44.7 mm.).=^ 



Adult female.— Wmg 145.5-170 (163.6) ; tail 47-62.5 (57.3) ; ex- 

 posed culmen 37.5-46 (42.2) ; tarsus 50-60.5 (57.6) ; middle toe without 

 claw 40-47.5 (43.6 mm.).^^ 



Range. — Resident in coastal Mexico from Sinaloa on the west and 

 Yucatan on the east (Mazatlan, Estero Mescales, Castillo, and Rosario 

 River, Sinaloa; San Bias, Tepic; Acapulco, Guerrero; Mujeres Is- 

 land; Los Bocas de Silam, Yucatan) ; south through British Hon- 

 duras (Belize) ; Nicaragua (Greytown) ; Costa Rica (Carrillo and 

 Lepanto) ; and Panama (David, Chiriqui; Lion Hill; Quebrada 

 Nigua) ; to Colombia (Barranquilla ; La Concepcion de Santa Marta; 

 Cartagena; Chirua) ; and Ecuador (Puna Vieja; Jambeli; La 

 Chonta) on the west; and to Venezuela (Puerto Cabello; mouth of 

 Rio Guarapiche) ; Trinidad (Caroni; Chaguaramas) ; and the 

 Guianas (Bartica, British Guiana). 



Type locality. — Barranquilla, Colombia. 



0[rtyga>chiis] mangle (not GalUnula mangle Spix) Cabanis, in Schomburgk's 



Reis. Britiscli-Guiana, iii, 1S4S, 760. 

 (?) Ortygarchiis ruficoIUs (not Fulica ruficolUs Gmeliu) (Lighten stein, Nom. 



Mus. Berol., 1854, 96 (Guiana; Venezuela). 

 Aramides ruficolUs Leotaud, Ois. Trinidad, 1866, 498 (plumages; common in 



Trinidad). 

 (?) Aramides ruficolUs ? Lawrence, Ann. Lye. Nat. Hist. New York, viii, 1865, 



178 (David, Chiriqui, w. Panama). 

 (?) Aramides ruficolUs Lawrence, Ann. Lye. Nat. Hist. New York, vii, 1862, 



479 (Lion Hill Panama; descr.) ; viii, 1865, 184 (Greytown, Nicaragua). 

 Aramides axillaris Lawrence, Proc. Acad. Nat. Sci. Philadelphia, 1863, 107 



(Barranquilla, Colombia; coll. G. N. Lawrence); Mem. Boston Soc. Nat. 



Hist., ii, 1874, 311 (Mazatlan, Sinaloa; habits). — Sclater and Salvin, Proc. 



Zool. Soc. London, 1868, 449 (Belize, British Honduras; monogr.). — 



Salvin, Ibis, 1874, 327 (n. coast Yucatan) ; 1886, 176 (Brit. Guiana).— 



Bouoard, Proc. Zool. Soc. London, 1883, 462 (Yucatan).— Shakpe, Cat. 



Birds Brit. Mus., xxiii, 1894, 56 (Venezuela).— Chapman, Bull. Amer. 



^Eighteen specimens from Mexico and Colombia. 

 "'Thirteen specimens from Mexico and Panama. 



