CATALOGUE 



FISHES. 



Subclass I. TELEOSTEI. 



Fishes with ossified skeleton and completely separated 

 >ertebrfe ; the posterior extremity of the vertebral column 

 sither bony, or covered with bony plates. Bulb of the 

 aorta simple, with two opposite valves at the origin ; 

 branchiae free. 



Order I. ACANTHOPTERYGII. 



Part of the rays of the dorsal, anal, and ventral fins 

 not articulated, forming spines. The inferior pharyngeal 

 bones separated. Air-bladder, if present, without pneu- 

 matic duct. 



Cfr. MUUer, in Berl. Abhandl. 1844, p. 199. 



Fam. 1. GASTEROSTEIDiE, 



Form of body elongated, compressed ; eyes lateral ; cleft of mouth 

 extending on the sides of the muzzle, obHque; villiform teeth in 

 both the jaws and on the phaiyngo-branchials, none on the palate 

 or on the tongue. Three branchiostegals. Opercular bones not 

 armed ; infraorbital arch articulated with prseopcrculum ; parts of 



