Trans. L’pool. Biol. Soc. Vol. VI, Pl. X. 
y. Bail. 
OM 
et 
ER eat 
Nee YR 
aS Tbiit, Ubix, 
Lb.vii - ix. 
Fig. 6. 
G.B.H. fecit. 
HEAD SKELETON OF CALLORHYNCHUS 
and BUCCAL SCUTES OF CESTRACION. 
