Head orange ; shafts to primaries above and 

 below white*. 

 4d, Cathartes aura urubitinga Pelz., Sitz. Akad. 

 Wien, xliv., p. 7 (1861). 

 Yellow-necked Turkey Vulture. 



Brazil N. to 

 Surinam, 

 Brit. Guiana, 

 Venezuela & 

 E. Mexico (?) 



Gen. V. PSEUDOGRYPHUS Ridgw. (1874). 

 Head without caruncle ; tail square. 



Size of Sarcorhamphus ; length 40 in. ; wing 30. 



5. Pseudogryphus calif ornicus (Shaw & Nodder), S. California 



Nat. Misc., ix., p. 1, pi. 301 (1797). to lower 



Calif ornian Condor. California. 



Order ACCIPTTRIFORMES. 

 Sub-Order I. SERPENT ARU. 



Fam. I. SERPENTARIID^. 



Both inner and outer toes connected with middle one by well- 

 developed basal web. 



Gen. VI. 

 Head crested. 



SERPENTARTUS Cuvier (1798). 



Darker. 

 6. Serpentarius serpentarius serpentarius (Miller), 

 Var. Subj. Nat. Hist., pi. 28, (1785). 

 Secretarv Bird. 



S. & E. Africa 



N. to Ben 



guela on W. 



and Zambesi 



on E. 



Paler. 



6a. Serpentarius serpentarius gamhiensis Ogilby, Senegambia 

 P.Z.S., 1835, p. 105. Sudan to 



Northern Secretary Bird, Shoa. 



Sub-Order II. ACCIPITRES. 

 Fam. I. VULTURIDiE (Old World Vultures). 



Head and neck bare, or with short down only, no feathers ; nostrils 

 not perforated. 



* Cory ("Bds. of Bahama,' p. 134, 1890) says shafts of C. aura septen- 

 trionalis are " yellowish externally " in winter plumage. I beUeve C. a 

 perniger and C. a. urubitinga to be identical ; both have the head yellow 

 and ranges intermingle. 



