282 



SYXDACTYL.E. 



FAMILY III. 



Trogonid.-e. 



TJip. Trogons. 



Gkn. Charac. — Bill short, strong, subtriangular, broader at the base than 

 elevated, with the tip and the margins generally toothed ; the gape furnished 

 with bristles ; the nostrils basal, lateral, more or less concealed by the pro- 

 jecting leathers ; the wings moderate and rounded, with the fourth and fifth 

 quills usually the longest ; the tail long and even, with the lateral feathers 

 graduated; the tarsi short, and more or less covered with feathers ; the toes 

 placed two anteriorly and two posteriorly, each pair unequal. 



# 





\wm 



Fig. 116. — the golden-headed calurus. 

 {Calurus aunceps.) 



