BIRDS OP NORTH AND MIDDLE AMERICA. 459 



188 (Cordillera del Ohucu and Santiago, Veragua).— Lawrence, Ann. Lye. ^. 



Y., ix, 1868, 101 (Barranca).— Zeledox, Cat. Aves de Co.«ta Rica, 1882, 8; An. 



Mua. Nac. Costa Rica, i, 1887, 110 (Rio Sucio).— Salvix and Godmax, Biol. 



Centr.-Am.,Aves, i, 1H84, 323.— Sclater, Cat. Birds Brit. Mus., xi, 1886,262 



(Buena Vista, Costa Rica, etc.). — Ridgway, Proc. TJ. S. Nat. Mus., xv, 1888, 



540 (Rio Sucio, Costa Rica; crit. ). 

 [Buarremon] erasHiroslris Sclater and Salvin, Nom. Av. Neotr., 1878, 25. 

 Buarremon mesaxanthus Salvin, Proc. Zool. Soc. Lond., 1866, 72 (Santiago, Vera- 



gua; coll. Salvin and Godinan). 



Genus ATLAPETES Wagler. 



Atlapetes Wagler, Isis, 1831 , 526. (Type, A. piUatus Wagler. ) 



Chrysopoga Bonaparte, Consp. Av. , i, July 15, 1850, 480. (Type, Atlapetes chryso- 



pogon Bonaparte. ) 

 P!/>(Zop.sis Bonaparte, Consp. Av., i, July 20, 1850, 485. (Type, by elimination, 



Tanagra {Arremon) scmiru/iis Boissoneau. ) 

 CrnrnochroiiK Sclater, Proc. Zool, Soc. Lond. , 1856, 87. (Type, Arremon latiniirh us 



Du Bus. ) 



Medium-sized to rather large semi-terrestrial Fringillidfe with the 

 tail equal to or long'er than the wing, decidedly rounded, the rectrices 

 somewhat pointed; wing much rounded, the ninth primary not longer 

 than first (usually shorter than secondaries), the seventh to fourth 

 longest; feet rather stout, the tarsus longer than middle toe, with claw; 

 plumage without streaks or spots, plain dusky slate, olive-green, olive- 

 brown, or (more rarely) blackish above, the pileum rufous or with a 

 whitish median stripe, the under parts partly or wholly yellow or else 

 white or white and gray. 



Bill rather small, conical, decidedly longer than deep; exposed cul- 

 men not more than half as long as tarsus; depth of bill at base a little 

 less than length of maxilla from nostril; culmen nearly straight to 

 near the tip, where decidedly convex; gonys nearly equal to distance 

 from nostril to tip of maxilla, slighth' convex; maxillary tomium with 

 an obvious subterminal notch, then, success! veh'. faintly concaA'e and 

 convex anterior to the definite rictal deflection; mandibular tomium 

 straight (sometimes faintly convex terminally) to the more or less 

 toothed subbasal angle. Nostril rather small, horizontal, more or less 

 pointed anteriorly, operculate, or with overhanging superior mem- 

 brane. Rictal bristles inconspicuous. Wing rather short (two and a 

 half to nearly three times as long as tarsus), much rounded (ninth 

 primary shorter than secondaries, seventh to fifth longest) ; primaries 

 exceeding secondaries by less than length of exposed culmen. Tail 

 longer than wing, much rounded, the rectrices rather narrow, less 

 than half hidden bj^ the coverts. Tarsus decidedlj- longer than middle 

 toe with claw, its scutella fairly distinct on outer side; lateral claws 

 not reaching beyond base of middle claw (usually falling a little short) ; 

 hind claw shorter than its digit. 



