FRINGILLIDJi — THE FI^X^I1ES — GUIKACA. 



227 



Genus GUIRACA, Swainson. 



GuiVaca, SwAixsON, Zool. Jour. HI. Nov, 1827,350. {Ty\>c, Loxia cccrulea,!,.) 

 Coccolonis, SwAiNSON, Class. Birds, II. 1837, 277. (Same tyijc.) 



Gen. Ciiau. Bill very large, nearly as high as long ; the culmen curved, with a rather 

 sharp riilge ; the connnissure conspieuously angiilated just beluw the nostril, the jiosterior 

 leg ol' the angle nearly as lung as tlie anterior, both nearly straight. Lower jaw deeper 



G. mdanocepj^ala. 



than the upper, and e.xteuding mueli behind the forehead ; the width greater than the 

 length of the gonys, considerable wider than the uj>per jaw. A promment knolj in the 

 roof of the mouth. Tarsi shorter than the middle toe ; the outer too a little longer, reaeh- 



C LiiiloL'iciana. 



