24 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 60 



washed with rusty olive on back of crown and nape and a more or 

 less strong wash of same on flanks ; middle of abdomen paler, some- 

 times almost whitish posteriorly ; under tail coverts pale gray slightly 

 tipped with whitish ; top of back and wings tawny rusty rufous 

 shaded with olivaceous anteriorly and becoming more rufous pos- 

 teriorly to the dark rusty rufous rump and upper tail coverts ; sec- 

 ondary wing coverts like back but shading into deep ochraceous 

 buffy on borders ; primaries, primary coverts and secondaries black- 

 ish, bordered on outer web of terminal half of secondaries with color 

 of back and slight edging of same on terminal half of primaries ; 

 tertials mainly rufous a little lighter (more buffy) than back; top of 

 tail slaty black slightly washed with olive gray on middle feathers ; 

 outer pair of tail feathers pale dull gray on terminal two-thirds, edged 

 at tip of inner web with white ; second pair of feathers with a short 

 gray spot near tip narrowly edged with whitish and a small whitish 

 tip to third pair ; exact amount of white on tail feathers varying a 

 little individually ; bill varying from orange yellow to orange red ; 

 feet and tarsus waxy yellow, sometimes tinged with orange. 



Measurements of type. — Wing, 87; tail, 81 ; culmen, 14; tarsus, 21. 



Remarks. — This handsome species is based on a series of sixteen 

 specimens all from at or near the type locality. 



CATHARUS FUSCATER MIRABILIS, subsp. nov. 

 Darien Nightingale Thrush 



Type. — No. 232933, adult male, U. S. National Museum, Biologi- 

 cal Survey Collection, from Mount Pirri (at 5,200 feet altitude), 

 near head of Rio Limon, eastern Panama; collected April 18, 1912, 

 by E. A. Goldman (collector's number 15534). 



Distribution. — Known from higher parts of Mount Pirri only. 



Subspccific characters. — Most like C. f. licUmayri but upper parts 

 clearer slaty blackish, distinctly black on top and sides of head and 

 more slaty on, back, and lacking the brownish shade suffusing 

 licli'niayri; most of under parts of head and body dull white suffused 

 with pale buffy yellowish ; size slightly larger. 



Description of type. — Top and sides of head including malar 

 region black with only slight traces of dark slaty but shading into 

 clear dark slaty on top of neck, back and tail ; wings a little more 

 brownish slaty than back ; a fine line of black extends forward from 

 malar region along lower borders of rami to chin ; remainder of 

 chin and throat under side of breast and abdomen dull white suffused 

 with pale buffy yellowish and faintly clouded with slaty gray; an 



