72 Mr. Charles Chubb on the 



Three eggs, 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 18 to 

 1*9 inches ; diameter 1*4 to 15. 



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 ml thins Hartl. Ind. Azara, p 1 (1847). 



Heterospizias meridionalis Sharpe, Cat. B. Brit. Mus. i. 

 p. 160 ; Kerlepsch, 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. — II . /*.] 



27. RlJPORNIS PUCHERANI. 



Esparvero ceja blunca Azara, Apunt. i. p. 116. no. xxv. 

 (1802). 



Esparvero indaye Azara, t. c. p. 131. no. xxx. 



Astvrina pucherani J. & E. Verreaux, Rev. et Mag. de 

 Zool. 1855, p. 350 (Soutli America) ; Sharpe, Cat. B. Brit. 

 Mus. i. p. 205 (1874). 



Rnpornis natter eri saturata Berlepsch, J. f. O. 1887, p. 28 

 (Lambare) . 



Rnpornis pucherani Sharpe, Hand-list B. i. p. 257 (1899). 



Potamolegus super ciliaris, var. furvicollis Bertoni, Aves 

 Nuev. Paraguay, p. 161 (1901), = Rnpornis pucherani Ihering, 

 Revista Mus. Paulista, vi. p. 337, = Asturina pucherani, 

 Richmond, Proc. U.S. Nat. Mus. xxxv. p. 635 (1908). 



a. ? ad. Sapucay, May 2, J 903. 



Bill of a slate-colour, black at tip; cere and bare skin 

 round the eye yellow ; tarsi and feet orange-yellow ; iris 

 yellow. 



b. ? imm. Sapucay, August 31, 1904. 



