672 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



Gleofhli/})!^} Iricluis i>rridi'iituUx RiixavAV, Man. N. Ain. Birds, 1887, 523, pp-rt. 

 Geolhhjjih trichas (irizcid Obekholsek, Auk, xvi, July, 1899, 257 (Fort Steilacoom, 



Washington; coll. U. S. Nat. Mus.). 

 (reotJib/pin trichas xr'irpicola Gkinnei.l (J-), Condor, iii. May, 1901, 65 (El Monte, 



Los Angeles Co., California; coll. J. Grinnell). 



GEOTHLYPIS TRICHAS MODESTA Nelson. 

 SAN BLAS YELLOW-THROAT. 



Similar in size and coloration to (r. t. (ivh(4a ))ut with the bill docid- 

 edly larger (as large as in G. f. ()cc/dc)italls)\ much duller in color 

 than <r. t. ()ccldeutali)<^ with yellow of under parts either paler, less 

 orange, or less extended, and with olive-green of upper parts duller 

 and grayer. 



.^M^;///?/<.— Length (skins), 111-125 (11S.2); wing, 52-58.5 (55.3); 

 tail, 47-54 (51.1); exposed culmen, 11-12 (11.4); tarsus, 19-21.5 (20.8); 

 middle toe, 12-14 (13.5.)^ 



Adult female. — Length (skins), 114-117 (115.3); wing, 52; tail, 

 45.5-50 (48.2); exposed culmen, 10-11 (10.3); tarsus; 19-20 (19.5); 

 middle toe, 12.5-14 (13.2.)'' 



Western and central Mexico, in Territory of Tepic and States of 

 Sonora (Ortiz), Sinaloa, Jalisco, and Colima (also States of Puebla and 

 Tlaxcala \). 



(?) (u'utJdypLS trlcha>i (not T»n/M.s trichas Linn;«us) Sclater, Proc. Zool. Soc. 



Lond., 1856, 292 (Mexico).— Duges, La Naturaleza, i, 1870, 140 (Guanajuato). 

 flcothh/jiis frfc/iffs Lawrence, Mem. Bost. Soc. N. H., ii, 1874, 269, jiart (Tepic). — 



Baiki), Brewer, and Ridgway, Hist. N. Am. Birds, i, 1874, 297, part. — 



Saia'in and Godman, Biol. Centr.-Am., Aves, i, 1881, 150, ptvrt (Tepic; 



Guanajuato ?). 

 \_Geothlypis] trichuH Sclater and Salvin, Norn. Av. Neotr., 1873, 9, part. 

 (?) fji'othlypis trichas occidrntitlis (not of Brewster?) Ferrari-Perez, Proc. U. S. 



Nat. Mus., ix, 1886, 137 (Huexotitla, Puebla, Jan.; Laguna del Rosario, 



Tlaxcala, Jan. ) . 

 Geuthly pis trichas modestus Nelson, Auk, xvii, July, 1900, 269 (San Bias, Tepic, 



w. Mexico; coll. U. S. Nat. Mus.). 



GEOTHLYPIS TRICHAS SINUOSA Grinnell. 

 SALT MARSH YELLOW-THROAT. 



Similai' to G. t. arlzela, hut nmch smaller and slightly darker, espe- 

 cially on sides and Hanks. 



Adult infde.—hQw^ih. (skins), 105-111 (107.2); wing, 50-54 (52.6); 

 tail, 45-50 (48.3); exposed culmen, 10-10.8 (10.2); tarsus, 19-20.5 

 (19.9); middle toe, 12-13.5 (12.5).' 



^ Ten specimens. '''Three specimens. ^ Five specimens. 



