882 



APPENDIX. 



535 Jis. Add: Polyborus lutosus. Guadalupe Caracaka. As stated in the« 

 Key, p. 540, this species is quite distinct, nearly the whole plumage being barred. The 

 diagnostic marks are tabulated by its describer as follows : " Scapulars plain dusky brown. 

 Tibiae and flanks light Uabella-coloi, barred with dark brown. Wing coverts (middle and 

 greater) marked with wide bars of brown and pale isafteHa-color, of equal width. Tail- 

 coverts and rump with broad bars of light isabella-cdiov and grayish-brown. Tail with 

 broad bars of pale tsa6e//a-color and grayish-brown, separated by zigzag lines of dusky. 

 Abdomen isahella^coXox, with small sagittate bars of dark brown." Wing 15.00-16.50; tail 

 10.50-11.50; bill 1.25-1.35; tarsus 3.50-3.75. Guadalupe Island, Lower California. 



512. Buteo unicinctus harrisi. 335. Parabuteo unicinctus harrisi 



341. Buteo albicaudatus. 

 tl4. cooperi. 



338. hariani. 

 337. borealis. 

 3376. borealis calurus. 

 337c. borealis lucasanus. 

 337a. borealis kriderii. 



339. lineatus. 

 339a. lineatus alleni. 



520 6m. Add : Buteo lineatus alleni. Florida Red-Shouldered Hawk. As stated 

 in the Key, p. 546, there is much variation in size, Florida and Gulf specimens being very 

 small. Such examples, having the wing 12.50 or less, tail 8.00 or less, etc., in the male, 

 have received the above name. Pr. U. S. Nat. Mus., vii., Jan. 1885, p. 514. 



