102 



BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



of interscapular area with more or less of white at base; lateral rec- 

 trices sometimes narrowly tipped with w^hite; bare skin of head pale 

 blue (azure or campanula blue back of eyes); bill, tarsi, feet, and 

 claws plumbeous; iris dark red;*^ length (skins), 147-170 (160); 

 wing, 76.5-81.5 (79); tail, 58-64 (60.9); culmen 20-23 (21.7); tarsus, 

 29-32 (31.1); middle toe, 18.5-20.5 (19.4).^ 



Immature male ( = Myrmelastes lawrencii Salvin and God man). — 

 Similar to the adult male but entire pilcum feathered (only the loral 

 and orbital regions being naked) and greater wing-coverts wholly 

 black. 



Adult female. — Pileum and hindneck rufescent brown (nearly 

 mummy brown), somewhat more rufescent anteriorly and laterally; 

 back, scapulars, and rump plain deep olive, the upper tail-coverts 

 more rufescent; tail dark warm-sepia brown; lesser wing-coverts and 

 margin of wing deep tawny-ochraceous, the former with concealed 

 base of feathers dusky; middle coverts black, broadly and sharply 

 tipped with tawny-ochraceous; greater coverts bistre brown, passing 

 into black subterminally, their tips sharply and rather broadly tawny- 

 ochraceous; remiges russet-brown or Vandyke brown, the edges of 

 outermost primaries lighter (more russet); sides of head and neck 

 and general color of under parts, including under wing-coverts, plain 

 bright cinnamon-rufous or rufous-tawny, somewhat paler on abdomen 

 and passing into olive-tawny on flanlvs and under tail-coverts; "naked 

 skin of head pale blue (azure back of eye) ; bill, tarsi, feet, and claws 

 plumbeous; iris dark red;"^ length (skins), 151-163 (156); wing, 

 71-79 (75.9); tail, 59-60.5 (59.4); culmen, 19.5-21.5 (21.1); tarsus, 

 28.5-30.5 (29.6); middle toe, 19-19.5 (19.1).^ 



Young male. — Similar to the adult female, but pileum and hind- 

 neck duller and less rufescent brown, middle and greater wing-coverts 

 without ochraceous or tawny tips, and the tawny-ochraceous which 



« C. W. Richmond. 



b Ten specimens. 



c C. W. Richmond, manuscript. 



^ Six specimens. 



