37. CAMPOPHILUS. 461 



Key to the Species. 



"With no red on the rump. 

 :'. Quills not barred. 

 a" , Underparts uniform. 



a'" . Under surface of the body black. 

 a*. Upper parts black. 



a'. With a white stripe down the 

 side of the neck uniting- with 

 the stripe on the side of the 

 mantle ; nasal plumes white. 

 a". The white stripe across the face 

 not extending to the nostril, 

 but stopping below the an- 

 terior ear-coverts. 

 a'. Outer edge of crown and 

 elongated occipital crest 



scarlet princiimlis J ad., p. 464, 



b''. With no red on the head or 

 crest, these being glossy 



blue-black. p-mc/pa^w $ ad., p. 464. 



b^. The white stripe across the 

 face extending right up to the 

 nostril. 

 c'. With red occipital crest . . bai?-fli cj' ad., p. 46.5. 

 fP. With the crest entirely black bairdi § ad., p. 465. 

 6'. With no white stripe down the 

 side of the neck ; nasal plumes 

 black. 

 c^. Outer edge of crown and elon- 

 gated occipital crest scarlet . itnpenalis cf ad., p. 466. 

 d^. With no red on the head or 

 crest, these being entirely 



glossy blue-black imj)erialis $ ad., p. 466. 



b*. Upper parts buffy white. 

 c°. Entire head (except auricular 

 black and white spotj, chin, and 



throat crimson leucoiwgon (S ad., p. 467. 



d'. Forehead and elongated coronal 

 feathers black ; nasal plumes, 

 anterior part of lores, and the 

 malar region white, almost en- 

 tirely encircled by black leucopogon 5 ad., p. 467. 



h'" . Under surface of the body rufous, 

 c*. Outer webs of quills black. 



c\ Nasal plumes and malar region 



red like the rest of the head . . rubricoUis cj' ad., p. 468. 

 f\ Nasal plumes, anterior part of 

 lores, and malar region white, 



almost encircled by black .... rubricoUis 5 ad., p. 468. 

 dK Outer webs of quills rufous on more 

 or less of the base, this on the 

 primaries not being edged exter- 

 nally with black. 

 ^. Entire head (except the auricular [p. 4t)9_ 



spot) and neck crimson trachehpyrus ^ ad., 



