72 
Mr. Charles Chubb on the 
Three egg s, collected on October 19, 1902, are dull white 
without any markings beyond a few underlying cloudings of 
a somewhat darker tint. The measurements are : axis T8 to 
1*9 inches; diameter 1*4 to 1*5. 
26. Heterospizias meridionalis. 
Falco meridionalis Lath. Ind. Orn. i. p. 36 (1790: 
Cayenne). 
Gavilan de estero acanelado Azara, Apunt. i. p. 72. no. xi. 
(1802). 
Buteo rutilans TIartl. Ind. Azara, p 1 (1847). 
Heterospizias meridionalis Sharpe, Cat. B. Brit. Mus. i. 
p. 160 ; Berlepsch, J. f. O. 1887, p. 123 (Paraguay) ; Ihering, 
Revista Mus. Paulista, vi. p. 337. 
a. $ ad. Sapucay, August 14,1904. Bill blackish above, 
grey below, yellow at base; feet light orange-yellow; iris 
warm light brown. 
[This species is somewhat rare, but widely distributed 
through Central and Southern Paraguay.— TV. id] 
27. Rupornis pucherani. 
Esparvero ceja hlanca Azara, Apunt. i. p. 116. no. xxv. 
(1802). 
Esparvero indaye Azara, t. c. p. 131. no. xxx. 
Asturina pucherani J. & E. Verreaux, Rev. et Mag. de 
Zool. 1855, p. 350 (South America) ; Sharpe, Cat. B. Brit. 
Mus. i. p. 205 (1874). 
Rupornis nattereri saturata Berlepsch, J. f. O. 1887, p. 28 
(Lambare). 
Rupornis pucherani Sharpe, Hand-list B. i. p. 257 (1899). 
Potamolegus superciliaris, var. furvicollis Bertoni, Aves 
Nuev. Paraguay, p. 161 (1901), —Rupornispucherani Ihering, 
Revista Mus. Paulista, vi. p. 337, = Asturina pucherani , 
Richmond, Proc. U.S. Nat. Mus. xxxv. p. 635 (1908). 
a. ? ad. Sapucay, May 2, 1903. 
Bill of a slate-colour, black at tip; cere and bare skin 
round the eye yellow; tarsi and feet orange-yellow; iris 
yellow. 
h. $ imm. Sapucay, August 31, 1904. 
