BIRDS OF NORTH AXD MIDDLE AMERICA, 167 



terminally; a conspicuous white orbital rint^, interrupted at anterior 

 angle of eye; lores blackish, niaroined above b}^ an indistinct line ol" 

 pale gray or dull grajash wliite; suborbital region dusky, streaked or 

 flecked with dull wliitisli; malar region pale brownish gray (nearly 

 wdiite anteriorly), the feathers margined terminally with dusky; 

 chin and upper throat dull white, margined laterally by a broad 

 submalar streak of dusky; lower throat pale brownish gray, the 

 chest deep smoke gray or deep olive-gray, passing into a slightly paler 

 gray on breast, this into dull white on abdomen, the feathers witli 

 indistinct narrow wdiitish shaft-streaks; sides and flanks light olive- 

 brown (similar to but paler than color of back) ; under t ail-coverts 

 pale brownish gray with broad margins and narrow shaft-streaks of 

 white; under wing-coverts light buft'y olive-brown; inner webs of 

 remiges (except outermost primaries) crossed by a broad band of buff; 

 bill black, the mandible somewhat brownish basally; iris brown; legs 

 and feet brownish (in dried skins) . 



Young. — Pileum sooty black, each feather with a large subterminal 

 spot of buff; rest of upper parts olive-brown spotted with bulf, the 

 feathers margined terminally with sooty black, the wing-coverts simi- 

 larly marked ; remiges and rectrices as in adults, but tertials narrowl}^ 

 margined at tip with pale buff; under parts yellowish buff, passing 

 into dull white on abdomen, the feathers margined with sooty black, 

 these blackish markings broadest and most conspicuous on chest and 

 upper breast, narrower and less distinct on throat, obsolete on abdo- 

 men and under tail-coverts. 



Adnlt maZf.— Length (sldns), 191-221 (202); wing, 101.5-107 (104); 

 tail, 96-107 (100); exposed culmen, 12-13 (12.6); tarsus, 20.5-21.5 

 (21.1); middle toe, 15-16 (15.6). « 



Adult female.— Length (skins), 185-200 (195); wing, 98.5-106 

 (101.4); tail, 92.5-98.5 (95.5); exposed culmen, 12-13 (12.4); tarsus, 

 19.5-21.5 (20.7) ; middle toe, 14-17 (15.4). '' 



a Six specimens. 



b Eight specimens. 



Specimens from Guatemala and Chiapas are smaller than those from Vera Cruz, etc.. 

 and somewhat different in coloration, some specimens being much like M. o. oeci- 

 dentalis in the latter respect. There are not enough sp^-cimens a^■ailal)le, hcnvever, for 

 satisfactory comparison. Average measurements are as follows: 



Locality. 



MAI.KS. 



Six adult males from Vera Cniz, Hidalgo, Oaxaca, and 



Oiierrero i 104.2 | 100 12.6 21.1 1.5.(> 



Two adult males from Cuatcmala 97.2 90 11 19,7; 11.7 



FEM.\LES. 



Eight adult females from Vera Cruz, etc j 101.1 i 95.5 12.4; 20.7 j 15.4 



One adult female from Chiapas 04 , 90 : 11.5 20 15.5 



Middle 

 toe. 



