758 FRnrGiLLma:. 



Range. From Texas throughout Central America to Venezuela, 

 Colombia, Ecuador, and Peru; Southern Brazil, Argentine Republic 

 Chili, and Bolivia. 



Key to the Species. 



a. Larger ; wing 3-6S-3-8 inches ; no pale eye- 



brow of white or grey. 



a'. Back streaked with black platensis, p. 758. 



b'. Back perfectly uniform olivascens, p. 759. 



b. Smaller ; wing not exceeding 3'5 inches. 



c'. Lateral stripes on the sides of the crown 

 rufous-brown, not black. 

 a". Centre of crown olive. 



a'". Bill smaller; flanks ashy brown rufivirgata, p. 7C0. 



V". Bill longer ; flanks drab-brown erassirostris, p. 761. 



b". Centre of crown pearly grey superciliosa, p. 761. 



d'. Lateral stripes on the sides of the crown black, 



occasionally with a slight chestnut tinge striaticejis and allies, 



[pp. 762-765. 



1. Embernagra platensis. 



L'Ernberise a cinq couleurs, Montb. Hist. Nat. Ois. iv. p. 364 (1778). 



Plata Bunting, Lath. Gen. Syn. ii. pt. i. p. 210 (1783). 



Ernbeiiza platensis, Gm. Syst. Nat. i. p. 886 (1788) ; Bonn, et Vieill. 

 Enc. Metk. iii. p. 922 (1823). 



Habia de Banado, Azara, Aputit. i. p. 363 (1802). 



Tanagra decumana, Licht. Verz. Doubl. p. 31 (1823). 



Embernagra dumetorum, Less. Traite, p. 465 (1831). 



? Embernagra fabialatu, Less. t. c. p. 465. 



Embernagra platensis, D'Orb. Voy. Amir. Mend., Ois. p. 284 (1835- 

 44) ; Gray, Gen. B. ii. p. 361 (1844) ; Hartl. Lnd. Azara, p. 6 

 (1847); Bp. Consp. i. p. 483 (1850) ; Burm. Th. Bras. iii. p. 224 



Hudson, P. Z. S. 1872, p. 548 ; Scl. § Salv. Nomencl. Av. Neotr. 



p. 32 (1873); White, P. Z. S. 1882, p. COO; Salvia, Cat. Strickl. 



Coll. p. 233 (1882) ; Barrows, Bull. Nutt. Om. Club, viii. p. 132 



(1883); Berl. Sf Jhering, Zeitschr. ges. Om. ii. p. 124 (1885). 

 Ernbex-izoides poliocephalus, Gray, in Darivin's Voy. 'Beagle,' Birds, 



p. 98 (1841). 

 Embernagra viridis, Bp. Consp. i. p. 483 (1850). 

 Limnospiza platensis, Cab. Mils. Hein. Th. i. p. 136 (1850). 

 Limnospiza minor, Cab, t. c. p. 136. 



Adult male. General colour above olive-greenish with an ashy 

 shade, rather browner on the lower back and rump, the mantle and 

 back streaked with black centres to the feathers; scapulars like 

 the back ; wing-coverts uniform olive-yellow, the greater series pale 

 olive-yellow on their terminal margins and with black shaft-streaks ; 

 bastard-wing and primary-coverts externally olive-yellow, dusky 

 brown internally and towards the ends ; quills dusky brown, ex- 

 ternally olive-yellow, paler on the primaries ; the innermost secon- 

 daries edged with olive-yellow along the inner web; upper tail- 

 coverts ashy olive, paler at the ends, with indistinct shaft-streaks of 



