220 BIRDS. INSECTIVOR.E. 



C. rubrlcollis, Tern. (Querula, Vieill. Muscicapa, Lath.) Plumage 

 black ; chin and large spot on the throat purple. 12 inches long. 

 Inhabits Cayenne. Lath. Ind. 489. 



C. nudicollis, ( Graculafcelida, Shaw. Gymnoderes, Geoff.) Plumage 

 bluish black, the feathers in front of the head and beneath the 

 bill resembling velvet ; wing-coverts and quill-feathers blue-gray ; 

 sides of the neck naked and red. Size of the Jackdaw. Inha- 

 bits South America. Buff. PL Enl. 609. 



Gen. 16. AMPELIS, Lin. 



Bill short, a little depressed, deeper than broad, trigonous at 

 the base, notched and suddenly bent at the point ; nostrils ba- 

 sal, lateral, rounded, half shut by a membrane ; tarsus the 

 length of or shorter than the middle toe ; the lateral toes unit- 

 ed to the second joint ; the second wing-feather longest. 



A. Cotinga, Lin. Purple-breasted Chatterer. Plumage splendid 

 blue above, purple beneath ; wings and tail black. 8J inches 

 long. Inhabits Brazil. Edwards, pi. 340. 



A. hypopyrra, Vieill. Plumage above deep gray, with a shade of 

 green on the back and the exterior margin of the tail-feathers ; 

 lighter gray below ; a tuft of red orange feathers on the flanks ; 

 wing-coverts reddish. 7 inches long. Inhabits Guiana. 



A. Pompadoura, Lin. Plumage purple, with the feathersof the great- 

 er wing-coverts elongated, narrow, and pointed. 7f inches long. 

 Inhabits Guiana. Edwards, pi. 341. 



Gen. 17. CASMARHYNCHOS, Tern. 



Bill broad, much depressed, soft and flexible at the base, com- 

 pressed, corneous, and notched at the point; nasal furrow large; 

 the lower mandible thin and flexible ; nostrils large, near the 

 point of the bill, ovoid and open, furnished with small fea- 

 thers ; tarsus longer than the middle toe ; third and fourth 

 wing-feathers longest. 



C. variegatus, Tern. (Ampelis, Lin.) Neck, breast, belly, back, and 

 thighs ash-coloured ; rump greenish ; wing-coverts black, legs 

 and quill-feathers dusky ; fore part of the neck with a number of 

 long black fleshy wattles. Inhabits Brazil Shaw, xiii. pi 62. 



C. carunculatus, Tern. (Ampelis, Lath.) Bill black, with a fleshy 

 caruncle at its base, hanging over like that of the turkey ; plu- 

 mage white, with the rump, quills, and tail-feathers inclining to 

 yellowish; forehead naked; legs black. 12 inches long. In- 

 habits Brazil. Shaw, x. pi. 37- 



Gen. 18. PROCNIAS, Illig. 



Bill broader than the forehead, dilated on the sides, strong, de- 

 pressed, but much compressed at the point, which is notched ; 

 ridge a little raised at the base ; nostrils basal, tubular, bor- 



