414 



GALLO-GRALL/E. 



^xxhon]erX. CEYPTUBI*. 



[Cf. Parker, Trans. Z. S. v. pt. 3, pp. 149-211 ; Htejiieger, Standard 

 :N'at. Hist., Birds, p. 52 : Seebohm, CLassif. B. p. 43 (TSUO).] 



A, Keel of the sternum well develo|)e(l, the cartilage which con- 

 nects the ilium with the ischium behind the acetabulum 

 not ossified. 



Fig. 49. 



mpl.p. V. ]>l. pg hp<j.p 



Ventral view of cranium (^f Rh)/nchotus rufeseeiix. ( Letters as before.) 



B. Vomer coalesced with the maxillo-pahitines in front and with 



the pterygoids and j)alatines behind. 



C. Feather-tracts well differentiated from the bare tracts, both 



on the upper and under ] tarts. 



Genus RHYNCHOTUS. 



Spix, Av. Spec. Nov. Brasil. ii. p. (iO, pi. 7')o (1825). 



Rhynchotus rufescens. 



Tinamus rufescens, Temminck, Pig. et Gall. iii. p. 552 (1815). 

 RJu/nrJtotus rufescens, Scl. & Huds. Argent. Orn. ii. p. 209 (1889). 



The Great Tinamou. 



Hah. South Brazil, Paraguay, and Argentina. 



* Crtjpturiformes, Sliarpe, Pisview, p. 68. For Nothura major, cf. Alix, 

 J. Zool. iii. pp. 1(>7, 2.')2; Lucas, Pr. U. S. Nat. Mus. 1887, p. lo7. 



