236 
CYMBIRHYNCnuS. 
deep as the upper, the gonyx taking an angulated 
ascending curve ; the rictus is defended by three or 
four long bristles ; the bill is not only powerful in 
its general character, but it has, something like 
that of the toucans, a thickened margin. Another 
peculiarity' is to be found in the nostrils, which are 
perfectly naked, and situated towards the middle of 
the bill ; the aperture is oval, and without any rim 
or membrane; the tail, although graduated, is of 
the average length of ordinary birds ; but, in other 
respects, the structure accords with the remaining 
species. 
