NOMEUS. FISHES. 475 



S.fasciatus, Cuv. Body silvery, with brownish back, and banded 

 transversely by narrow brown lines j ventral fins yellow at the 

 base, and the rest violet ; the other fins blue and spotted with 

 brown. 12 inches long Block, pi. 341. 



Gen. 106. NOMEUS, Cuv. 



Body broad, with small scales ; the small fin before the anal 

 with two spines ; ventral fins extremely large and broad, at- 

 tached to the belly by their internal margin. 



N. Gronovii, Cuv. Head with large scales ; body silvery, dusky 

 on the back ; sides spotted with black ; tail forked. Inhabits South 

 American seas. Shaw, iv. 251. 



Gen. 107- SELENE, Lacep. 



Body much compressed, of a tetragonal or pentagonal form, as 

 broad as deep; line of the forehead almost vertical, and edged ; 

 scales almost imperceptible ; jaws edged with minute teeth ; 

 two dorsal fins, with one or more spines between them ; first 

 rays of the second dorsal fin falcate, extending beyond the 

 extremity of the tail. 



S. argenteus, Cuv. Body pentagonal, silvery ; first dorsal fin small, 

 with four spinous rays j pectoral fins large ; tail cylindrical, forked. 

 Inhabits S. American seas Lacep. iv. pi. 9, fig. 2. 



Gen. 108. GALLUS, Lacep. 



Body and head compressed ; teeth in both jaws ; two dorsal fins, 

 with spines along each side, and many of the rays with long 

 filaments ; a transverse vertical membrane below the upper 

 lip ; ventral fins long. 



G. vulgaris. (Zeus gallus, Lin.) Body rhomboidal, thin, silvery ; 

 greenish on the back ; scales very small ; tenth ray of the dorsal 

 and second of the anal fin extending beyond the membrane. 6 to 

 8 inches long. Inhabits Indian seas. Block, pi. 192, fig. 1. 



Gen. 109. ARGYREIOSUS, Lacep. Zeus, Lin. 

 Body much compressed ; ventral fins elongated ; one dorsal fin 

 in two divisions, the second falcate ; spines of the first part 

 of the dorsal and anal fins with long filaments. 



A. vomer, Cuv. Body thin, silvery, tinged with bluish above ; second 

 ray of the dorsal and anal fins very long ; tail forked. 6 or 8 in- 

 ches long. S. American and northern seas 8haw, iv. pi. 41. 



Gen. 110. VOMEB, Cuv. 



Body much depressed, and without scales, except on the lateral 

 line ; front edged, and teeth very small ; belly also edged ; all 

 the fins short, the first dorsal and anal scarcely distinguishable. 



V. Brotvnii, Cuv. (Rkomboida alepidota, Brown.) Browns Ja- 

 maica, 455. 



