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CHELIDONES. 



Family CAPRIMULGID^E. ( Bonaparte.) 



Genus Caprimulgus. (Linnaeus.) 



Generic Characters. — Beak very short, flexible, depressed, 

 slightly curved, and cleft to beyond the eyes; superior mandible 

 hooked at the point, furnished with stiff bristly hairs directed 

 forwards. Nostrils basal, large, closed by a membrane, and 

 partly covered by the feathers of the forehead. Feet with 

 three toes in front and one behind; the anterior toes united 

 as far as the first articulation by a membrane; the hind toe 

 reversible; claws short, except that of the middle toe, which 

 is long and serrated, so as to form a comb. Tail rounded or 

 forked, composed of ten quills. Wings long; first primary 

 shorter than the second, which is the longest. 



RUSSET-NECKED NIGHTJAR. 



Caprimulgus ruficollis. 



Caprimulgus ruficollis, Temminck. 



rufilorques, Vieillot. 



Scotornis trimaculatus, Swainson; Birds of 



Africa, vol. ii. 

 Eugouleveiit a collier roux, Op the Feench. 



Halsbandziegenmelker, Of the Germans. 



Specific Characters. — A collar of russet extending from the cheeks 

 round the back of the neck, and joining on each side in front 

 to a white spot on the throat; first primary shorter than the 



