Birds of Paraguay. 607 



Family Hiiiundinid^e. 



173. Tachycineta leucorrhoa. 



Golondrina rabadilla blanca Azara, Apunt. ii. p. 509. 

 no. ccciv. (1805). 



Hirundo leucorrhoa Vieill. N. Diet. d'Hist. Nat. xiv. p. 519 

 (1817: La Plata; Paraguay); Berlepsch, J. f. O. 1887, 

 p. 114 (Paraguay). 



Tachycineta leucorrhoa Sharpe, Cat. B. Brit. Mus. x. p. 114 

 (1885) ; Ihering, Revista Mus. Paulista, vi. p. 318 

 (Paraguay). 



a. <$ imm. Sapucay, April 5, 1904. 



[I have paid very little attention to the Swallows, and 

 cannot say with certainty anything about this bird. — 

 W. F.-] 



174. Progne domestica. 



Golondrina domestica Azara, Apunt. ii. p. 502. no. ccc. 

 (1805). 



Hirundo domestica Vieill. N. Diet. d'Hist. Nat. xiv. p. 520 

 (1817 : Paraguay). 



Progne domestica Sharpe, Cat. B. Brit. Mus. x. p. 177. 



Progne chalybea domestica Berlepsch, J. f. O. 1887, 

 pp. 5, 114 (Lambare) ; Ihering, Revista Mus. Paulista, vi. 

 p. 318 (Paraguay). 



a. ? ad. Sapucay, August 24, 1904. 



[This species arrives here about the middle of August, 

 but owing to the scarcity of nesting-places the number is 

 always limited to thirty or forty individuals. Five eggs 

 appear to be a full clutch. The birds migrate from here 

 about the end of February or early in March. — W. F.] 



Family Muscicapib^e. 



175. POLIOPTILA LACTEA. 



Polioptila lactea Sharpe, Cat. B. Brit. Mus. x. p. 453 

 (1885 : South America) ; id. Hand-list B. iii. p. 242 (1901); 

 Hellmayr, Nov. Zool. xiii. p. 316 (1906). 



Polioptila melanocephala Bertoni, Aves Nuev. Paraguay, 

 p. 143. 



