420 



ZOOLOGY— lUUDS. 



of" that Teiritory and llexico ])roper. C"a2)taiii Beiulire found tlii.s liawk 

 not uncommon near Camp Lowell, Avliore it was breeding ; and it was only 

 at tills point that oin- paily detected its presence. It probably, however, 

 is not confined to this one spot, buf wanders over the southern part of the 

 Territoiy ; and, in common with rjuite a number of birds more peculiarly 

 Mexican in their distri])ution, may get as far north as the Gila River. Of 

 its habits I know nothing; the pair I procured being shot just at dusk when 

 they had retired to roost in the top of a dead cottonwood. 



URUBITINGA ANTEEACINA, Nitzscb. 



Anlliracite Hawk. 



Vruhitinga anthracina, IJenshaw, Aid. Sporfsuiiiii, v, Feb. 20, 1875, 328 (introdiiced- 

 iiito United States fauna). 



Sp. CHAK.—Wiufr, 13.15-15.80; tail, 7.00-11.00; culnion, 1.00-1.10; tarsus, 3.00- 

 U.50; middle toe, l.G(>-1.80. Tbird and fittb quills ionge.st ; tbe first intermediate 

 between tbe eif^btb and tentb ; outer four witb tbe inner webs slij^btly sinuated. Tail 

 very sligbtly rounded, tbe outer pair of featbeis Just ai)preeiably tbe sbortest. Ujiiier 

 tail-coviTts l)hick, barred witli white. 



Adult. — General color unifoMu carbonaceous black, with a stronfj {jlaucoiis cast on 

 tbe l)a«k, neck, aiul breast. Upper tail-coverts narrowly tipped with wbite. Tail (leei» 

 black, narrowly tipped witb white; extreme base also wbite, and crossed at about tbe 

 middb^ by a broad continuous zone of tbe same of variable width. Inner webs, and 

 tbe concealed i)ortion of tbe outer webs, of tbe secondaries mottled with rusty ocbra- 

 ceous. Terminal half of tbe bill plumbeous black ; tbe basal balf, tbe cere, and the ric- 

 tus yellow; tarsi and toes yellow; claws plumbeous blac^k. 



Yoiiiifj. — Above brownish-black, more or less variepated with ocbraccous,and some- 

 times with rusty, on wiiifj coverts and scapulars. Wings indistinctly banded with 

 dark grayisbbrowu. Head, neck, and lower jiarts ocbraceous wbite,' with lonj;iIudinal 

 stripes of black; tibiai transversely barred with the same. Tail cros.sed with about 

 seven bands of black and white; tbe l)ands of each individual feather oblique; tbe rela- 

 tive width of tbe two colors varying with the individual ; but the subtcrminal black 

 bands always about twice as broad as the others. Inner ends of secondaries strongly 

 tinged with rufous. Upi)er tail-coverts white, more or less barred with black. On tbe 

 bead and neck, the streaking is not uniform, luit tbe areas wbere the light or dark 

 markings predominate, respectively, are its follows: The gular region, cheeks, and 

 supraiiral region are whitish, with line streaks ; but the pilenm and nape, upper balf 



