4 and its Tributaries. ; 29 ; Í 
» teriorly, intermaxillary long and narrow ; teeth very small, 
numerous, pointed, curved, and serrated in the manner of a 
card, on the jaws, palate and extremity of the vomer ; inferior * 
E hardly-longer than the : superior jaw, mandible strong, en- ; 
ged spoon-shaped ; eye small and réussi iris white, brown 
and red; pupil small, and of a deep color; dorsal fin high, | 
rounded behind, arcuated before, and very low at its junc- 
d tion with the soft part, the spinous rays imbricated and re- 
_ lined into the longitudinal cavity of the back ; anal rounded, 
^ shorter than the soft parts of the dorsal, with three spinous 
rays anteriorly ; ; pectorals moderate, rounded , thoracics trun- r3 
cated, hardly longer than the pectorals, distant from the anals, E 
and arm ith a strong spinous ray ; caudal slightly emar- © 
ginate, lobes rounded, sid seventeen principal rays, including _ | 
~ the lateral flat ones, beyond which are eight smaller ones; a 
E scales rounded, not denticulated, sub-irregularly placed, large : 
r x the sides, smaller on the back, small upon the back of the 
neck, very small under the belly, throat andcheek, and a little $ " 
rger on the preoperculum, and sub-operculum ; there are 
also very small ones between the rays of the mur caudal * 
fins; general color "brownish-olivaceous, deep and fuliginous 
“Upon the back, lighter on the sides, the middle of the scales 
browned with a black margin; anal fin greenish ; posterior 
E part of the dorsal and the caudal violaceous, abdomen aud 
iind bluish and violaceous. The thirteen, fourteen, and 
h many olivaceous oro lateral line is ur dulated 
| The color d. in the dying d it is then 
