HYPOTHETICAL LIST. 329 



Family CATHARTICS. 



Genus G-YPAG-US Vieillot. 



Gypagus Vieill. Analyse, 1816, 21. Type, by elimination, 

 Vultur papa Linn. 



12. G-ypagus papa (Linn.). 



King Vulture. 



Vultur papa Linn. S. N. ed. 10, I. 1758, 86. 

 Gypagus papa Ym\Lh.'^o\xw.'D\QX. d'Hist. Nat. XXXVI. 18 19, 

 456- 



[B-, C— , R-, C-.] 



Geog. Dist. — Tropical continental America. Recorded as occur- 

 ring on the Rio Verde, Arizona, but its identity not satisfactorily 

 determined. (Cf. Coues, Bull. Nutt. Orn. Club, VI. 1881, p. 248.) 



13. Cathartes burrovianus Cass. 



Burroughs's Turkey Vulture. 



Cathartes burrovianus Cass. Pr. Ac. Nat. Sci. Phila. II. 1845, 212. 



[B 4, C — R — , C — .] 



Geog. Dist. — Mexico and eastern South America. Reported as 

 havingbeen seen near Brownsville, Texas. {Cf. Dresser, Ibis, 1865, 

 p. 322.) 



Family FALCONIDS. 



14. Buteo cooperi Cass. 



Cooper's HenhaTpk. 



Buteo cooperi Cass. Pr. Ac. Nat. Sci. Phila. VIII. 1856, 253. 



[B 29, C 349, R437, C SI4-J 



Probably the light phase of B. harlani Aud. {Cf. Ridgw. Auk, 

 I. 1884, pp. 253, 254; ibid., II. 1885, pp. 165, 166.) 



