BIRDS OF NORTH AND MIDDLE AMERICA. 449 



Adult male.—l^Qwgth. (skins), 137.16-146.05 (140.21); wing, &>A)\)- 

 67.31 (64.26): tail, 55.88-62.99 (58.67); exposed culraen, 12.45-13.46 

 (12.95); depth of bill at base, 8.13-8.64 (8.38); tarsus, 23.11-25.40 

 (23.88); middle toe, 15.24-17.78 (16.26).^ 



Adult feinale.—l^Qngih. (skins), 133.35-139.70 (139.19); wing, 60.45- 

 63.50 (62.23); tail, 54.61-56.64 (55.63); exposed culmen, 12.70-13.46 

 (12.95); tarsus, 23.11-25.40 (24.38); middle toe, 15.24-16.76 (16.00).' 



Southeastern Mexico, in States of Vera Cruz (Cordova, San Andreas 

 Tuxtla, Otatitlan, Catemaco, Orizaba, Motzorongo, etc.), Puebla (Met- 

 laltoyuca), and Oaxaca (Tuxtepec, Playa Vicente, etc.). 



(?) Zono<nc/ua p?efee/a Bonaparte, Compt. Rend., xliii, 1856, 413. 



Embernagra rufivirgatu (not of Lawrence) Sclater, Proc. Zool. Soc. Lond., 1856, 



306 (Cordova, Vera Cruz) ; 1859, 380 (Playa Yicente,Oasaca) ; Cat. Am. Birds, 



1862, 117 (Orizaba, Vera Cruz).— Sumichrast, Mem. Bost. Soc. N. H., i, 1869, 



551 (hot and temperate regions A^era Cruz, up to 1,200 meters). 

 \_Emhe:nmgra'\ nifivirgata Sclater and Salvix, Nom. Av. Neotr., 1873, 33, part. 

 [Emhernagra rufivirguta'] fi. crassirostris Ridgway, Proc. U. S. Nat. Mus., i, Dec. 10, 



1878, 248, 249 (Mexico; U.S. Nat. Mus.; ex E. nifivirgata var. crassirostris 



Baird, manuscript). 

 Embernagra crassirostris Salvix and Godmax, Biol. Centr.-Am., Aves, i, Oct., 1886, 



412.— Sharpe, Cat. Birds Brit. Mus., xii, 1888, 761 (Orizaba, Vera Cruz). 

 E.l^mbeniagral rufivirgaia crassirostris Ridgway, Man. N. Am. Birds, 1887,435. 

 A.^rremonops'] nifivirgata crassirostris Ridgway, Man. N. Am. Birds, 2d ed., 1896, 



435. 



ARREMONOPS SUPERCILIOSUS SUPERCILIOSUS (Salvin). 

 NICOYA SPARROW. 



Adults {sexc'S alike). — Pileum with two broad lateral stripes of uni- 

 form very dark chestnut and a narrow median stripe of buffy grayish, 

 all very sharply defined; rest of upper parts plain olive-greenish; sides 

 of head light grayish bufl'y (more grayish posteriorly), relieved by 

 a narrow postocidar and loral streak of dark chestnut; chin and 

 throat pale dull buff}-, chest gravish buffy; sides and flanks buffy gray- 

 ish; abdomen white; edge of wing canary yellow; maxilla brown, 

 mandible paler; tarsi pale brown, toes slightly deeper brown. 



Adidt male.—Liength (skins), about 132.08; wing, 64.01-1)5.28 (64.52); 

 tail, 52.83-54.10(53.34); exposed culmen, 12.70-13.46 (12.95); depth 

 of bill at base, 7.62-8.38 (7.87); tarsus, 22.10-22.86 (22.35); middle toe, 

 15.24.° 



^Vestern Costa Rica (Bebedero and La Palma, Gulf of Nicoya). 



Embernagra superciliosa Salvin, Proc. Zool. Soc. Lond., 1864, 582 (Bebedero, Gulf 



of Nicoya, w. Costa Rica; coll. Salvin and Godman). — Lawrence, Ann. Lye. 



' N. Y., ix, 1868, 103 (Gulf of Nicoya).— Fraxtzius, Journ. fiir Orn., 1869, 301 



^ Six specimens. 



^ Three specimens. 



^Two specimens; no females examined. 



17024—01 29 



