SHEATKISH. 
77 
lip a^l with teeth; on each corner of the upper 
as stout barb, which in the younger examples reaches 
less^V vent; below the lower jaw four barbs of 
pensions. Eyes small, protruding; gib-openings large; 
sihinf^^^^ smooth and tough. A single narrow dorsal fin, 
Dect 1 ^ pectorals, with from three to five rays; 
toothed* in front with a firm bone that is 
with ^ Windward border, eighteen rays ; ventral fin 
ahov round, with eighteen rays. The colour 
with^ ^ green, more or less spotted 
airV.l.qj ^ yeUowish, dusky and mottled. The 
air-bladder is divided through its length. 
