BIRDS OF NORTH AND MIDDLE AMERICA. '71 



bristles round base of bill, except at malar apex; plumage in general 

 soft, blended, the feathers of forehead with somewhat thickened 

 shafts, those of the rump soft and dowTiy; tail-coverts rather short, 

 the upper covering about basal two-fifths of tail. Above plain oliva- 

 ceous, the wings glossed with greenish bronze, the tail with purplish 

 bronze; below plain tawny-ochraceous to pale buff; a black streak 

 above and one below eye, unitmg into a single streak behind eye. 

 Range. — Southern Mexico to Costa Rica. (^lonotypic.) 



MOROCOCCYX ERYTHROPYGUS ERYTHROPYGUS (Lesson). 



RirF0US-RX7MPED CUCKOO. 



Adults (sexes alike). — Pileum grayish brown (deep broccoli brown 

 to nearly warm-sepia) the feathers (in part, at least) more or less dis- 

 tinctly edged or marguied with paler and with more or less distinct 

 darker shaft-streaks, especially on forehead ; a narrow superciliary stripe 

 (usually not well defined, sometimes indistinct) of pale dull buffy or 

 dull grayish bufFy white; hindneck, back, scapulars, and wing-coverts 

 plain olive-brown (the back usually slightly browner), the wings and 

 posterior scapulars faintly glossed \vith bronze-greenish; lower back 

 and rump sooty blackish, the feathers of the former tipped with buff 

 or pale buffy brown, those of the latter tipped olive-brown; upper 

 tail-coverts olive-brown, usually more decidedly brown on margins; 

 tail olive-brown, glossed (more or less distinctly) with purplish 

 bronze and bronze-green (the former mostly on middle rectrices), the 

 lateral rectrices tipped with dull brownish buff to dull brownish 

 white or buffy white, this preceded by a rather indefinite area of 

 dusky; upper portion of auricular region, together with a narrow line 

 along upper margin of bare orbital space and another along lower edge 

 (the two uniting on anterior portion of lores) black; lower portion of 

 auricular region, subauricular region, malar region, and entire under 

 parts, except under tail-coverts, plain cmnamon-ochraceous or clay 

 color to ochraceous-tawny; under tail-coverts dusky suffused (mostly 

 on tips of feathers) with brown; under surface of remiges plain brown- 

 ish gray, the distal portion (extensively) of outer primaries abruptly 

 dusky; under surface of tail light grayish brown, the lateral rectrices 

 with a well-defined subtermmal area of dull black, this more extensive 

 on outer web, especial^ on outermost rectrix, in which the black on 

 outer web extends nearly to base; upper half (approximately) of 

 mandible black, rest of bill yellowish (yellow in life); bare orbital 

 space yellow m front of and below eye, azure blue behmd eye; iris 

 dark brown; legs and feet brownish m dried skins, brownish yellow to 

 flesh color in life. 



Young. — Similar to adults but feathers of softer texture, lateral 

 rectrices without a blackish subterminal area or well defined buffy or 



