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PART 11. 



IB H IE ID ^;. 



Order RAPTORES. Vigors. 



Bill stout, covered with a cere at its base, its tip bent down;' 

 less strong, short or of moderate length ; tarsi nailed or more or 

 less covered with feathers or down ; toes four, three before and 

 oue behind ; claws strong, moveable, arcuated, acute or blunt. 



Fam. GYPOGERANID.E.* 



Bill robust, strongly curved at the point ; legs very long, 

 slender, feathered to, or nearly to the tarsi, the latter scutulated 

 or reticulated ; the middle and outer toes united by a small 

 membrane at their base ; wings moderate, 



Genus Gypogeranus. UUger^ 



Bill robust, shorter than the head, straight at its base, curved 

 towards its extremity ; sides compressed ; nosirils lateral, oblong, 

 oblique, open, and situated in the cere; tonqne fleshy and point- 

 ed; space round eyes naked ; eyebrows prominent; tarsi scutu- 

 lated; wings armed with three obtuse spurs; the first five qudls 

 of equal length ; tail feathers twelve. 



• Gypogeranus Africanus. Core, and naked space round eyes, 

 yellow or orange ; bill blackish towards base, li^ht bluisli white 

 towards tip ; eyes light brown ; top of head, liinder part of neck, 

 back and shoulders blue-grey ; sides of neck, throat, and breast 

 pale grey ; belly white ; vent and thiglis black, most of the 

 feathers narrowly tiptwith white. Miiiiihcad with a long crest 

 of narrow black feathers that increase in width towards their 

 points which are generally white; greater wing coverts and 

 quills black. Tail rounded, the two middle featliers neaily 

 double the length of the others, hoary grey, each with a broad 

 black band towards point, the point itself white ; the lateral 



• Accipitreg GalliDacees, Lesson, Traitf d' Ornilhologie, p. 14. 



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