228 
SENEGAL TOURACO- 
covers and interscapulars ; and is likewise extended 
to the under plumage as far as the breast, beyond 
which it becomes obscured and darkened with 
blackish. 
It is possible that the white stripe beneath the 
eye, the absence of which induces us to consider the 
Senegal Touraco for the present as a distinct species, 
may be developed in very adult age; hut this is 
mere conjecture ; and in the mean time, the absence 
of this mark and of the red tips to the crest is uni- 
formly the same in five or six individuals we have 
examined, and will distinguish this from the species 
figured by Edwards. 
Total length about 16 inches ; hill from the gape, 
1 y’j ; wings, 7 ; tail beyond, ; ditto from the 
base, 8,j ; tarsus, 1 T % ; middle toe and claw, 1 T S S ; 
lateral ditto, 1 T 2 5 ; hind ditto, T 8 5 . 
CRIMSON-CRESTED TOURACO. 
Corythaix erytliroloplius, Swains. 
Crest of the head erect, compressed, red ; face, ears, and 
chin, white ; body green ; quill-feathers lilac. 
Opcethus erytlirolophus, VieUl. Diet. d'Hist. Nat. xxxiv, 306 : 
Galleria des Ois. PL 49, p. 46 Musophaga Paulina, Temm. 
PI. Col., pi. 23. 
Op this rare and most lovely bird we have never 
yet seen a specimen, but as no doubt exists of its 
being an inhabitant of that part of Africa we are 
