46 CHUB. 



three inches and almost a fourth; the form stout, compressed 

 at the sides, wide and round over the head and back. Gape 

 moderate, jaws nearly equal, upper lip broad, mouth and tongue 

 fleshy, palate having a folded membrane; no teeth; nostrils close 

 together, open, in a depression. Eye moderate. Scales on the 

 body large and firm; lateral line descending, passing to the tail 

 lower than the middle of the body. Dorsal fin single, elevated, 

 behind the line of the ventrals, having nine rays; pectorals low, 

 rounded, with fifteen rays; the anal begins midway between the 

 root of the ventrals and of the caudal, with ten rays; tail a 

 little concave, with nineteen rays. The ventrals have eleven rays; 

 the first two firm and simple. Colour disposed to dark olive on 

 the top of the head, on the body dark grey with a tinge of blue, 

 browner above, whiter below; the scales dark at the angle. The 

 tail dark, anal and ventrals orange, faint on the hindmost rays. 

 Eyes orange, reddish above. 



