AVES RHEID^. 



al Rio Negro, Zool. p. 58 (1881); Parker, P. Z. S. 1883, P- 141 

 (anatomy); Gadovv, P. Z. S. 1885, PP- 308-322 (anatomy); Scl. t. c. 

 p. 324 {egg); Ball, Notes of a Natural, in S. America, p. 261 (1887); 

 Phil. Ornis. IV. p. 159 (1888; Atacampa); Scl. & Huds. Arg. Orn.' 

 II. p. 219 (1889); Scl. P. Z. S. 1890, p. 412 (Tarapaca); Oust. Mis. 

 Scient. Cap Horn. Ois. p. 247 (1891); Scl. P. Z. S. 1891, pp. 132, 

 137. 334 (Canchosa); id. P. Z. S. 1892, p. 472 (in confinement)'; 

 James, New List Chil. B. p. 14 (1892: Tarapaca); Blaauw. P. Z. S. 

 1893 P- 532 (nidification); Schal. J. f. O. 1894, p. n (eggs); Salvad. 

 Cat. B. Brit. Mus. XXVII. p. 582 (1895); Nath. J. f. O. 1896, p. 257 

 (eggs); Lane, Ibis, 1897, P- 3i6 (Andes of northern Chile); Schal. 

 Zool. Jahrb. Suppl. IV. p. 646 (1898: Punta Arenas); Sharpe, 

 Handl. B. I. p. i (1899); Martens, Vog. Hamb. Magalh. Sammelr. 

 p. 23 (1900; Tarapaca); Carabajal, La Patagonia Part II. p. 250 

 (1900); Salvad. Ann. Mus. Genov. (2) XX. p. 634 (1900); Gates, 

 Cat. Bds. Eggs, Brit. Mus. I. p. 2 (1901); Prichard, Thr. Meart 

 Patagonia,^ pp. 63, 136, 163, 239 (1902). 



Avesting petlzo, Gosse, Bull. Soc. Acclim. III. p. 297 (1856). 



Rhea aniei-icaiia subsp. danouiii, Bocking, Archiv fur Naturg. XXIX. p. 

 213 (1863). 



Sfntf/iio danaiiii, Sternb. J. f. O. p. 274 (1869) (Buenos Ayres). 



Pteyocneuiis danuiiiti, Scl. & Sal v. Nomencl. Av. Neotrop. p. 154 (1873). 



Avestyuz petise, Darw. Natural. Voy. round the World, pp. 92-94 (1882). 



General description. ^'°- ^- ^ 



Size. — Adult male. Total lensfth, 

 about 36 inches. 



Bill from gape, 3.6 inches. 



Tarsus 10.5 to 11 inches. 



Princeton University collection, No. 

 6,704. 



Color. — General color buff-brown, the 

 tips of many of the feathers of the back, 

 and of all of the quills silvery white. \ 



Head : Grayish buff. The hairy long Head o{ Rhea darwini. Profile. 



feathers of the brow, crown, sides of the mXyxxsX size, 



face and occiput deep umber, giving a dusky appearance. 



' Full title, Through the Heart of Patagonia. 



