CATHAKTID^E. XLVI. 115 



Two species, the Condor and the California Vulture, are 

 among the largest birds of flight in the world. All are 

 American, the Old World Vultures ( Vultfurinos) being 

 Vulture -like hawks. Genera five; species six or eight. 



* Wings very long, primaries reaching to end of tail or farther; 

 skin of neck not corrugated ; a tuft of bristles in front of 

 eye RHINOGRYPHUS, 1. 



** Wings short, scarcely reaching middle of tail ; skin of neck 

 corrugated ; no bristles in front of eye. . CATHAHISTA, 2. 



/. RHINOGRYPHUS, Ridgway. TURKEY BUZZARDS. 

 &amp;lt; CatharteS) Illiger. 



1. R. aura, (L.) Ridg. TURKEY BUZZARD. Black, 

 lustrous above; skin of head and neck red; L. 30; W. 

 22; T. 12. N. Am., abundant, southward. 



2. C ATM ARISTA, Vieillot. CARRION CROWS. 



1. C. atrata, (Bartr.) Gray. CARRION CROW. Uniform 

 dull black; L. 24; W. 17; T. 8. N. C. to Mexico; 

 rarely straying northward. 



ORDER K-COLtTMB*E. 



(The Doves.) 



Bill straight, compressed, the homy tip separated by 

 a constriction from the soft part. Nostrils opening 

 beneath a soft, tumid membrane. Frontal feathers 

 sweeping in a strongly convex outline across base of 

 upper mandible; tomife meeting. Hind toe on a level 

 with the rest (except in Stamoenas, etc.), the others 

 usually not webbed. Tarsus mostly scutellate in front, 

 elsewhere reticulate, the plates soft. Head small. 



