242 Mr. W. P. Pycraft on the 
apparently a short one, tapering rather than abruptly 
truncate anteriorly, and not visibly deeply cleft behind,” 
But Garrod (6), in describing the skull of C. castanotus, 
stated that, after careful maceration, he was unable to find 
avomer. I have carefully dissected the skulls of C. capensis 
and C. affinis (three of the former), and find that the vomer 
is present, but only in the form of a very small nodule of 
bone (text-fig. 18, p. 241). 
The palatines posteriorly expand into broad, oblong plates, 
Text-fig. 19. 
-Anterior portion of the ventral aspect of the same skull, further enlarged 
and dissected to display clearly the relation of the maxillo-palatines 
to the nasal septum. 
mx.p.=maxillo-palatine process. pa.=palatine. 
n.s.=nasal septum. r.=rostrum. 
and do not meet in the middle line beneath the para- 
sphenoidal rostrum, in this particular recalling the skull of 
the 'Touracos. 
The pterygoids are moderately long, round, and slender 
rods articulating with the palatines by means of a well- 
developed joint. 
The guadrate has the orbital and squamosal limbs sub- 
equal; while the articular surface for the quadrato-jugal bar 
