260 APPENDIX 



Decidedly plover-like in shape and attitude. 



Migrant Rare. Usually on rocky coast. Hardly a dozen pub- 

 lished records for southern California. 



Range : Pacific coast of North and South America. Exact nesting- 

 place unknown; supposed to be in northwestern Alaska. 



MEXICAN BLACK HAWK 



(345. Urubitinga anthracina) 19 in. 



Wholly black except a narrow white tip of tail and a broad white 

 bar across middle of tail. In flight overhead this is very distinctive. 



Res. Rare. Occurs from central Arizona to the tropics. Ap- 

 pears confined to timbered canyons and larger sorts of tree-growth of 

 stream-bottoms. 



MEXICAN GOSHAWK 



(346. Asturina plagiata) 17 in. 



In general shape like the Goshawk proper, but much smaller; back 

 lighter; under parts more definitely cross-barred, and back grayer. 

 Head lacks the black-and-white markings of the Goshawk. 



Res. In extreme southern Arizona, where it is reckoned among 

 the rare birds of that region. Occurs also in southern Texas; ranges 

 south to Costa Rica. 



APLOMADO FALCON 



(359. Falco fusco-caerulescens) 17 in. 



Slaty gray above; throat, chest, and sides of neck white, with 

 black " moustaches"; black below eye, a white line above. Flanks 

 slaty black, this extending to form an imperfect band across belly; 

 tail narrowly barred with white. 



Res. Southern Arizona, New Mexico, and Texas southward to 

 Patagonia. Rare within our limits. 



ARIZONA SPOTTED OWL 



(369b. Strix occidentalis lucida) 18 in. 



Similar to Spotted Owl (369), but white markings of upper parts 

 larger; under parts with less buffy and more white. 



Res. Rare. Higher mountains of southeastern Arizona, New 

 Mexico, and western Texas, and south to central Mexico. 



SAW-WHET OWL 



(372. Cryptoglaux acadica acadica) 7 in. 



Brown above with white spots; below, white with reddish brown 

 streaks; narrow white streaks on head. No ear-tufts. 



