52 7 
Birds of Paraguay. 
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. 
Armmbi 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. Av. 2. p. 17 
(1838: Corrientes), 
Anumbius acuticaudaius Burm. J. f. O. I860, p. 250 
(Parana); Sclater, Cat. Amer. B. p. 154 (1862: Parana) ; 
Berlepsch, J. f. O. 1887, p. 119 (Paraguay); Sclater, Cat. 
B. Brit. Mus. xv. p. 75 (part.); id. & Salvin, Nomencl. Av. 
Neotr. p. 64, part. (Paraguay). 
Anumbius anumbi Ihering, Bevista Mus. Paulista, vi. 
p. 328 (Paraguay). 
Sphenopyga anumbi Cab. Mus. Hein. ii. p. 29 (1859). 
a. (J imm. Sapucay, November 30, 1902. 
b, c. S ? a( h 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 1*0 inch ; diameter 0‘65. 
These examples evidently belong to the true Furnarius 
anumbi of Vieillot, whose description was founded on the 
Anumbi 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. 
I would suggest, therefore, that the Paraguayan race bear 
