PERDICIDJE. — L; 119 



3. CUPIDONIA, Reich. Pinnated Grouse. 



1. C. cupido, (L.) Baird. Prairie Hen. Prairie 

 CniCKEX. Sides of neck with a tuft of long pointed 

 featliers, l)eneath which is a patch of hare, red skin, 

 capable of gieat inflation; black, tawny and white, barred 

 and streaked; \j. 17; W. 0; T. 4^}; $ smaller. Prairies, 

 etc., Martha's Vineyard to La. and N.; nearly extermin- 

 ated eastward. 



4. BONASA, Stephens. Ruffed Grouse. 



1. B. umbellus, (L.) Stephens. Partridge (North.) 

 Pheasant (South.) Crested; sides of heck with a ruff 

 of soft dark feathers; variegated, reddish or grayish 

 brown, with blackish and pale; L. 18; W. 7^; T. 7. E. 

 U. S., abundant in woodland. 



5. LAGOPUS, Vieillot. Ptarmigans. 



1. L a/bus, (Gm.) Aud. White Ptarmigan. Willow 

 Grouse. Fore parts cinnamon brown, variegated with 

 blackish; in winter pure white; bill stout; L. 16; W. 8; 

 T. 5. British America; N. U. S. (rarely, in winter.) 



FAMILY L.— PERDICID^. 



{The P((rtrid(/es.) 

 Nostrils unfeathered, protected by a naked scale; 

 tarsus bare and scutellate, circumorbital space usually 

 not bare; in most respects similar to the Grouse, but 

 smaller. Our species are crested (excepting the com- 

 mon Quail) and Western or Southwestern. 



/. ORTYX, Stephens. Bob -Whites. 



1. 0. virginianus, (L. ) Bon. Quail (North.) Part- 

 rid(;e (South.) Bob -White. Forehead, line through 

 eyes, chin and throat white, brownish yellow in $ ; 



