BIRDS OF NORTH AND MIDDLE AMERICA. 503 



moderate, much rounded, the longest primaries exceedin^:; distal sec- 

 ondaries by about length of exposed culmen; seventh primary longest, 

 sixth and eighth equal and slightly shorter, ninth slightly longer than 

 fifth, and tenth (outermost) equal to first. Tail very slightly shorter 

 than wing, slightly rounded, the rectrices rather narrow, with broadly 

 rounded tip. Tarsus decidedly longer than middle toe with claw, 

 less than one-fourth as long as wing, its scutellation typically exas- 

 pidean but a separate row of longitudinal scutella along upper poste- 

 rior portion of outer side of tarsus, the acrotarsial divisions very dis- 

 tinct; middle toe, without claw, decidedly more than half as long as 

 tarsus, its basal phalanx united to outer toe for nearly its entire 

 length, to inner toe for about half its length; outer toe, without claw, 

 reaching to or slightly beyond middle of subterminal phalanx of 

 middle toe, the inner toe scarcely shorter; hallux slightly shorter than 

 inner toe but stouter, its claw nearly as long as the digit; all the claws 

 rather large, strongly curved, sharp, compressed. 



Coloration. — Above plain light olive, the wings and tail dusky hair 

 brown with fidvous edgings, the middle and greater wing-coverts 

 broadly tipped with fulvous; throat grayish white, the lower part 

 obsoletely flecked with pale gray; chest .light gray ; remaining under 

 parts pale yellow, the sides of breast broadl}^ but indistinctly streaked 

 with pale gray. 



Nidifi cation. — (Unknown. ) 



Range. — Southwestern Mexico. (Monotypic.) 



DELTARHYNCHUS FLAMMULATUS (Lawrence). 

 FLAMMULATED FLYCATCHER. 



Adults {sexes alil^e). — Above plain light grayish olive, faintly tinged 

 with olive-green or light greenish olive on back and rump ; upper tail- 

 coverts light grayish brown medially, broadly edged with cinnamon; 

 tail deep grayish brown, the outer webs of rectrices edged with ciiuia- 

 mon, the lateral rectrix with outer web pale grayish huffy; inner webs 

 of rectrices passing into pale dull cinnamon on edges; wings (except 

 lesser coverts) dusky, the middle coverts broadly tipped with huffy 

 cinnamon or cinnamon-buff, the greater coverts with terminal por- 

 tion of outer web broadly edged with the same, and posterior lesser 

 coverts tipped with a duller hue of the same ; secondaries edged with 

 cinnamon-buff, the edgings broader and more whitish or pale yellow- 

 ish on inner secondaries (tertials) ; primaries narrowly edged with 

 grayish huffy; lores and narrow orbital ring whitish, the former suf- 

 fused with grayish or dusky in fi'ont of eye; auricular region light 

 grayish olive with narrow shaft-streaks of whitish; chin and tlu'oat 

 grayish white, the lower })()rti()n of the latter suffused or clouded with 

 pale gray; chest pale gray, broadly but indistinctlj^ streaked with 

 white (with pale yellow posteriori}") ; rest of under })arts pale sul{)hur 



