176 



NORTH A.MEUICAN CiRDS. 



Gems FOLYBORUS, Vieillot. 



rnljihirus, ViKil.l,. 181(i. (Tyiic, /'(/to bmsilicimn, G.MiaiN. /'. Ihinis, MoLINA.) 

 ijiii-<(ci(i-(i, ('rvii;i!, 1M7. (Saiiii' type.) 



TiKX. CiiAii. (JciiiTr.l :is|icri sdinowliiil viilliiriiic, liui licai-ini^iMid luanners almost <ralliiiii- 

 (•(•(III.-;. Neck ami leys very limy. Hill vury liiyli ami iiiiicli coiiiprosscd, the coiniiiissiiiL' 

 V(!iy slraijiht and icL'iilar, and iicaily iiarallcl willi \\w siipcrioi- outline; cere very narrow, 

 its aiilcrior niitliiic verlical and .slraiylit. Xoslril very small, linear, oliliipiely vertical, its 

 upper end lieinj; the posterior one; situated in the upper anterior corner of the cere. 

 Lateral and under [lortions of the head naked and scantily haired, the skin lii'i;ilit-eol(i|-ed 



NAT. SIZE 



'""■■'■ ?|K:S;^ 



lli/li' mtil tail. 



Polfthnrits niiffiihrni. 



(reddish or yellow in life). Oceipital feathers elontrated. Winsrs and tail lonsr. the latter 

 rounded; live outer (piilis with inner weh.« sinuated ; third to tiie fourth loni;('st ; first 

 .sliorter than the sixth, soiuelimes shorter than the sevenlh. Feet almost gallinaceous, 

 the tarsu.s nearly twice as long as the middle toe, hiit stout; outer toe longer than the 

 iimer; posterior t(je much the shortest; claw.s long, hut slender, weakly (Mirved, and 

 olituse. Tar.<sus with a frontal series of 1,-nge ti'.-msverse seulelhe, the lower fourth to 

 sixtli forming a single row, the others disposed in two parallel series of allernaliug plates; 

 the other parts covered hy simdler hexagonal scales. 



Tliis M-c'll-inai'ki'(l .ifciius coiitaiii.s Imt ti siiiolo specios, tlio 7'. tJitiriis, 'Mo]., 

 whicli extend.s its niiige ovlt tlio \\\n>h of tivjpicnl and sulitropical America, 



