Birds of Paraguay. 527 



discovered, owing to its being placed in a tree with very thin 

 foliage. Six eggs form a full clutch. 



The bird feeds on the ground ; its food consists of small 

 insects which abound in the long grasses about low swampy 

 places.— W. F.] 



95. Anumbius anumbi. 



Anumbi Azara, Apunt. ii. p. 226. no. ccxxii. (1805). 



Furnarius anumbi Vieill. N. Diet. d'Hist. Nat. xii. p. 117 

 (1817 : Paraguay). 



Anumbius anthoides D'Orb. et Lafr., Syn. A v. 2. p. 17 

 (1838: Corrientes), 



Anumbius acuticaudalus Burm. J. f. O. 18G0, p. 250 

 (Parana); Sclater, Cat. Araer. B. p. 154 (1862: Parana) ; 

 Berlepsch, J. f. O. 1887, p. 119 (Paraguay); Sclater, Cat. 

 B. Brit. Mus. xv. p. 75 (part.) ; id. & Salvia, Nomencl. Av. 

 Neotr. p. 64, part. (Paraguay). 



Anumbius anumbi Ihering, Revista Mus. Paulista vi. 

 p. 328 (Paraguay). 



Sphenopyga anumbi Cab. Mus. Hein. ii. p. 29 (1859). 



a. <$ imm. Sapucay, November 30, 1902. 



b, c. S ? ad. Sapucay, August 16, 1904. 



Bill horn-coloured, pinkish grey below ; feet pale greenish 

 flesh-coloured ; iris light reddish brown. 



Five eggs, collected October 16, 1903, are pure white and 

 measure: axis TO inch ; diameter 0*65. 



These examples evidently belong to the true Furnarius 

 anumbi of Vieillot, whose description was founded on the 

 Afiumbi of Azara. They differ from the majority of the 

 more southern examples in the ashy grey upper surface 

 instead of rufous brown, and the dull white of the under 

 surface, instead of deep isabelline or fulvous. There are two 

 specimens in the collection of the British Museum obtained 

 by Burmeister on the Parana, which belong to the pale 

 Paraguayan form, and two from Espartillar, Argentine, 

 collected by Mr. A. H. Holland, which must also be asso- 

 ciated with the northern bird. 



1 would suggest, therefore, that the Paraguayan race bear 



