l“.r\li(,'ONS‘ HAWKS, EAGLES, l‘I'l‘t‘. 205 
     
    
   
   
    
     whitish; tail lighter than llklk‘lx'. liurred with black, its under surt'uee and the 
     
     under surt'aee ot' the primaries grayish. L7 17“"); W, 12-50; T.. T‘UU; Tana, 
     
     2455; B. from N.. '7'). 
     
    

    
     [fin/5p. WFlornla and Mexico southward through South America. 
     
    

    
     AMI, in trees. [Joys < f i. dull white. spotted at the larger end with small 
     
     spots and lilotvhcs ot‘ reddish brown over about one fourth the surface, 2'10 x 
     
     llil tl’ennoek). 
     
    
   
   
    
     A rare resident in Florida. According to Mr. C. J. Pennock. who 
     
     found its nest at St. Marks on April :5, its Call somewhat resembles 
     
     the scream of the Red-shouldered Hawk. but is finer and more pro- 
     
     longed (Auk, vii, 1890. p. 56; see also Scott, ihid., vi, 1889, p. 243). 
     
    
   
   
    
     The MEXICAN GUSHAWK (340. .'1.§'l/()'{'lltl playiatoi is a tropical species 
     
     which reaches the southwestern border of the [‘nited Stutes. An individual 
     
     seen by Mr. Robert Hidngl)‘ in southern Illinois. August 19. 1871, is the only 
     
     known instance of its occurrence east of the Miss, 
     
    
   
   
    
       
     
    
   
   
    
     sippi. 
     
    
   
   
    
     347a. Archibuteo lagopus sancti-johannis ( (imam. AMI-2m— 
     
     (TAN I'll)l'Ullel-lmilill llixwki Am. [if/lit 11/L(186.#vallel‘ parts fuseous—brown, 
     
     lllkl. 
     
    
   
   
    
       
     
    
   
   
    
     gined with whitish and oehraeeous—hufi': inner vanes ot' the primaries 
     
     white at the hose; basal half of the tail white or bzz_]f'_y. end with two or three 
     
     grayish or whitish lmrs: under parts varying from white to ochraeeous-buti, 
     
     streaked and spotted with lilaek. these marks uniting to form a broken band 
     
     across the lielly: front of‘ land mtire/yfazt/m’orli 1111., normal plume.!Simi- 
     
     lur to the ad. but the end half of the tail without liars except for the white 
     
     tip. the under parts more heavily marked with black, the holly hand heing 
     
     broad and continuous. li’lvu'k phvltwil’luniage more or less entirely black. 
     
     the prinmries and tail barred with whitish and grayish. L, 22‘00; Wt, 16-00; 
     
     T., 9‘50. 
     
    

    
     It’fl/)lel‘.\‘.#-ll>‘ feathered tursi and heavily marked under parts characterize 
     
     this species. 
     
    

    
     [Wilma—North America, ln‘eeding north of the United States and winter— 
     
     ing as far south as Virginia. 
     
    

    
     ii Washington. rare and irregular W. V. Sing Sing. A. V. Cambridge, not 
     
     uncommon T. \'.. Non; Meh. : a Few winter. 
     
    

    
     i 'rst, on roeky ledges or in trees. Egg/s. two to five. dull white. sometimes 
     
     unmarked. hut generally more or less spotted, hlotehell. or scrawled with eins 
     
     numonvhrown or chocolate, 2‘30 x 1‘75. 
     
    

    
     “’l‘he Rough-leg is one of the most nocturnal of our Hawks. and 
     
     may lie seen in the fading twilight watching,r from seine low perch or 
     
     heating with measured. noiseless flight over its hunting ground. It 
     
     follows two very different methods in securing its food—one liy sitting: 
     
     on some still) or low tree and watching: the ground for the appea 'anee 
     
     of its prey. as the lied—tail does: the other ll)‘ heating back and forth 
     
     just. above the tops of the g 'ass or bushes and dropping upon its vie- 
     
     tim. after the manner of the Marsh Hawk. . . . 
     
    

    
     “ The flight of the Rough—leg is seldom rapid and often appears