BIBDS OF NORTH AND MIDDLE AMEKICA. 



717 



Rufescent phase. 



Adults {sexes alike). — Above deep cinnamon-rufous or rufous- 

 chestnut" to mahogany red, the pileum and hindneck streaked with 

 black, the back sometimes narrowly streaked, rarely indistinctly 

 spotted or mottled with paler cinnamon-rufous; outer webs of 

 exterior scapulars mostly white, the terminal portion mottled or 

 vermiculated with pale cumamon-rufous and black; outermost middle 

 wing-coverts with a large subterminal spot of white on outer web; 

 greater coverts and secondaries paler cinnamon-rufous, the latter 

 banded with darker, the bands more distinct toward shaft; primaries 

 cinnamon-brown (dusky next to shaft), banded with rufous-cinnamon, 

 the spots approaching white exteriorly on proximal half, or more, of 

 second to fifth quills (from outside), inclusive; tail dusky, banded 

 with cinnamon-rufous; "eyebrows" (superciliary region) mostly 

 whitish; rest of face deep cinnamon-rufous (little, if any, paler than 

 pileum); chin and throat cinnamon-rufous, flecked, more or less, 

 with dusky; rest of under parts with ground color white, but this 

 much broken by transverse vermiculations or zigzag bars of cinnamon- 

 rufous and dark rusty brown, the rusty brown color predominating 

 on sides of breast, each feather of breast, sides, and flanks with an 

 irregular mesial streak of black or dark rusty brown, those on anterior 

 portions darkest; middle of abdomen and anal region immaculate 

 white; under tail-coverts with pairs of dark brownish irregular bars, 

 inclosing a pale rusty brownish or rusty whitish space ; legs cinnamon- 

 rufous to dull rufous-tawny (paler on lower portion of tarsi), flecked 

 or mottled with darker. 



Adult TwaZe.— Length (skins), 190-203 (197); wing, 157.5-160 

 (158.7); tail, 81.3-81.8 (81.5); culmen, from cere, 14-14.5 (14.2); 

 tareus, 27.9-33.5 (30.8); middle toe, 19-20.3 (19.6) .» 



Adult female.—Lengt'h (skins), 216-250 (227); wing, 164.6-175 

 (170.2); tail, 86.4-88.5 (87.4); culmen, from cere, 14-15.5 (14.7); 

 tarsus, 31.7-33 (32.1); middle toe, 21.7-24.1 (22.6)." 



o About as dark as in the darkest examples of 0. asio asio, but rather brighter or less 

 vinaceous. 

 6 Three specimens (sex of all doubtful), 

 c Four specimens (sex not determined). 



Locality. 



Wing. 



Tail. 



Calmen, 

 from 

 cere. 



MALES. 



Three adult males from Guatemala 



Two adult males from Honduras (San Pedro Sula) (O.guatemalx 7} . 

 Two adult males from noitbem Nicaragua (Jalapa) (O.gfMtemalss 7) 



Three adult males from western Mexico (0. liastatus Matatus) 



Two adult males from Panama (0. v&rmiculatus) 



Two adult males of . caasini 



158.7 



1S7.7 



164 



153 



164.7 



142 



81.5 



83.5 



85.2 



79.5 



74 



70.7 



14.2 

 14.7 

 14.2 

 11.8 

 14.5 

 12.2 



