ZEUS. DORY. 



Generic Character. 



Caput compressum, declive. 



Labium superius mem- 



brana transversa forni- 



catum. Lingua (pleris- 



que) subulata. 

 Carpus compressum, latum, 



subrhornbeum, tenue, 



splendens. 

 Membr : branch : radii s sep- 



tem perpendicularibus, 



infimo transverse. 

 Pinnae dor sails radii (pleris- 



que) filamentosi. 



Head compressed, sloping 

 down. Upper lip arch- 

 ed by a transverse mem- 

 brane. Tongue (in most 

 species) subulate. 



Body compressed, broad, 

 subrhomboid, thin, and of 

 a bright colour. 



Gill-membrane with seven 

 perpendicular rays, the 

 lowest transverse. 



Dorsal Jin (in most species) 

 furnished with projecting? 

 filiform rays. 



BRASILIAN DORY. 



Zeus Vomer. Z. argenteus, radio dorsali analiqut secundo Jon- 



gissimis. 

 Silvery Dory, with the second ray of the dorsal and anal fin 



very long. 



Zeus Vomer. Z. cauda bifurca, fyc. Lin. Syst. Nat. p. 454 t 

 Zeus Vomer. Z. radio dorsali analique secundo longmimo. 



Block, t. 193. /. 2. 



rhomboidal : length six or eight inches, 

 or more : body very thkij without scales, and of a 



