206 ORDER ACANTHOPTERYGII. 



Astrodermus, Bonnelli. 



The elevated and trenchant head, and long dorsal 

 of the coryphaenee, but the mouth is slightly cleft ; 

 there are but four rays in the branchiae, and their 

 ventrals are very small and placed on the throat ; the 

 scales scattered over the body assume the radiated 

 form of small stars. 



Astrod. guttatus, Bonn., Diana semilunata, Risso., 

 Ed. ii. pi. vii. f. 14. Silvery, spotted with black, red 

 fins, and a very high dorsal. From the Mediterranean ; 

 no other species known \ 



Pteraclis, Gronov. Oligopodus, Lacep. 



Teeth and head of the coryphsense, but the scales 

 are larger, the ventrals jugular and very small, and 

 the dorsal and anal as high as the fish itself. 



P. velifer, Coryphcena velifera, Pall. Spic. Zool., 

 Fasc. viii. pi. i. From the Carolinas, and the only 

 species known 2 . 



The eighth family of the Acanthopterygii, that of 



T.enioides, or Riband-fish, 

 Is very nearly allied to scomberoides, and its first 



Astrodermus guttatus, Bonnelli, or Diana semilunata, Riss. 2d 

 erl. vii. f. 14. 



1 Rose assures us that he caught it in Carolina ; Pallas says that 

 his is from the Moluccas. They may be different species. 



