BIRDS OF NORTH AND MIDDLE AMERICA. 167 



loral stripe and orbital ring (the latter interrupted at anterior angle 

 of eye hy a dusky loral mark) dull white; malar region, chin, throat, 

 and median portion of chest and breast dull white fainth' tinged with 

 pale yellow, the last two more strongly so; al)domen, anal region, and 

 under tail-coverts white; sides and flanks mixed pale olive-green and 

 sulphur yellow, this encroaching on sides of breast; under wing- 

 coverts pale sulphur or primrose yellow; maxilla blackish with paler 

 tomia; mandible grayish (grayish blue or ])luish gra}' in life?); legs 

 and feet grajnsh dusky (grayish blue in life?); length (skin), 127; wing, 

 77; tail, 52; exposed culmen, 11; tarsus, 18; middle toe, 12." 



Highlands of Guatemala (Coban, Vera Paz). 



This bird, of which onl}' one specimen is known, is intermediate in 

 wing-structure and coloration between Z. sol liar iv-s and L. flai'lfrons, 

 and may be a hybrid between these two species. 



Vireo soUtarlus (not Muscicapa solitaria Wilson) Salvix and St•L.\T^:R, Ibin, 1860, 



31, part (Coban, Vera Paz, Guatemala). 

 Vireosylvia propinqiia Baird, Review Am. Birdi^, May, 1866, 348 (Coban, Vera 



Paz, Guatemala; coll. U. S. Nat. Mus. ). 

 \_Lanirireo sulitarms] var. propinquus Baird, Brewer, and Ridgwav, Hist. X. 



Am. Birds, i, 1874, 373. 

 T'[rrfo] propinquus Salvix and Godman, Biol. Centr.-Ani., Aven., i, Dec, 1881, 



197, in text.— Ridgwav, Man. N. Am. Birds, 1887, 472. 



LANIVIREO SOLITARIUS SOLITARIUS (Wilson). 

 SOLITARY VIB,EO. 



Adult male.^ — Pileum, hindneck, sides of neck, auricular region, 

 suborbital region and malar region slate -color or deep slate-gray, 

 deepening into slate-})lackish on posterior portion of lores; anterior 

 and upper portions of lores and broad orbital ring (interrupted ante- 

 riorly by ])lackish loral mark) white; back, scapulars, rump, and upper 

 tail-coverts, plain olive-green, the tirst usually more or less intermixed 

 with slate-gray; wings and tail slate-blackish with light olive-green 

 edgings, the outermost rectrix with outer web white; middle and 

 greater wing-coverts l)roadly tipped with yellowish white or pale sul- 

 phur yellow, forming two distinct bands; tertials with outer webs 

 broadly edginl with yellowish ^^hite or i)alo sulphur yellow: chin, 

 throat, and median under parts of body white; sides and flanks mixed 

 sulphur 3'ellow and olive-greenish, in broad, ill-defined stripes; under 

 tail-coverts pale sulphur yellow, yellowish white, or white faintly 

 tinged with yellow; axillars and under wing-coverts pale sulphur yel- 

 low, the carpo-metacarpal coverts dusky gray margined with white; 

 inner webs of remiges and rectrices edged with white: maxilla black; 

 mandible grayish (pale grayish blue in life), becoming blackish ter- 



"One specimen, the type. 



''In adult birds there is, appan-ntly, nt) sfa.<onaI difffrt-nco in ])luniagt'. 



