Slorer's Synopsis of the Fishes of North America. 99 



ity of the dorsal, and on the middle of the pectoral. Five or six free spines on the back, 

 besides the recumbent spine and that which is attached to the dorsal. 



D. 5 or 6 -24. P. 18. V. 1 - 5. A. 2, 1-21. C. 17|. Length, G inches. 



New York, Cuv. 



Le Trachinole argente, Trachinotus argcnteus, Cuv. el Val., vim. p. 413. 

 Trachinotus areenteus, Dekay's Report, p. 116. 



G. Trachinotus pampanus, Cuv. 

 Of a grayish brown color, changing to a deeper brown upon the back, as appearing when 

 preserved in spirits. Scales very small. The fins are brown, without spots. Five or six 

 very small free spines upon the back. Lateral line almost imperceptibly undulated. 

 D. 5, 1-24- P. 18. V.l-5. A. 2, 1-21. C. 17 et 8. Length, 13 or 14 inches. 

 South Carolina, Cuv. 



Le Trachinole pamplc, Trachinotus pampanus, Cuv. el Val., to. p. 413, pi. 237. 



GENUS XIII. PALINURUS, Dekay. 

 Preopercle serrated, with spines on its margin. Opercle with one or more 

 flat spines, more or less distinctly serrated beneath. Anal with one or more 

 spines in front. Teeth small, pointed, subequal. Body compressed, oblong. 

 The anterior portion of the single dorsal spinous. 



1. Palatums perciformis, Mitchill. 



Body oblong, compressed. Seven short spines precede the fleshy rays of the dorsal, which 

 are connected with each other by a low membrane ; the posterior is united throughout, about 

 its entire height, to the membrane of the dorsal. Color, in the living fish, a bright bronze 

 black, with obscure reddish hues. Abdomen light colored. When preserved in spirits, it is 

 of a bluish white upon the sides, looking as if covered with black dnts, owing to the dark 

 outline of the scales ; beneath, of a dull white color. 



D. 7, 1-19. P. 19. V.l-5. A. 2, 1-17. C. 20. Length, 9 inches. 



Massachusetts, Stoker. New York, Mitchill, Dekay. 



Called "Rudder-fish," at Martha's Vineyard. 



Rudder fish, or Perch Coryphene, Mitchii.i., Trans. Lit. and Phil. Soc. of N. Y., I. pi. G, (i», 7, no de- 

 scription. 

 " " " CoryphiiMia perciformis, Mitchill, Amer. Mouth. Mag., tr p. 244. 



Trachinotus argenteus, Storku's Reporl , 

 Palinurus perciformis, Black Pilot, Dekay's Report, p. 119, pi. 24, fig. 25. 



GENUS XIV. NOTACANTHUS, Bi.och. 



The body is very long, compressed, covered with soft small scales ; the 

 snout is obtuse, projecting beyond the mouth, which is furnished with fine and 



