220 ON SEVERAL NEW SPECIES 



before, smaller and more delicate at the angles of the 

 mouth ; on the vomer and on the wings of the palate 

 they are small and like velvet ; eye round, near the 

 summit of the head ; scales rounded, large upon the 

 sides near the pectoral fins, diminishing towards the 

 back, and in approaching the tail and the abdo- 

 mea, smaller, and subequal on all the pieces of the 

 operculum ; the snout, and the upper part of the head 

 are destitute of scales ; mandible and posterior man- 

 dible very strong and broad ; dorsal fin divided into 

 two nearly equal parts, the anterior spinous, elevated 

 before, very low behind, and but little arquated ; the 

 posterior part more elevated and rounded ; the anal fin 

 short, extending beyond the dorsal, as in the species 

 of the Ohio, so that its middle corresponds with the 

 posterior base of the dorsal ; the rays of the fins are 

 also much divided and articulated ; pectorals small 

 and rounded; thoracic fins subtriangular, as long as 

 the pectorals ; operculum without any denticulation, 

 or spine; lateral line oblique, undulated ; the colour of 

 this dried specimen is black on the back and lighter 

 towards the abdomen. 



We are indebted for this species to the researches 

 of Messrs. Maclure, Ord, Say, and Peale, who 

 brought it from East Florida. 



5. C ^minima. Dorsal long, spinous and soft 

 parts of equal length, the former straight and very 

 low ; anal long, equal to the soft part of the dorsal; 

 eye large. 



Body very long sub-compressed, more elevated to- 



