GENERAL CLASSIFICATION OF FISH. 41 



H E S. 



Vertebrate Animals. 



Series II. 

 CARTILAGINOUS FISHES. 



Order V. Order VI. Order I Order II 



LOPHOBBANCHII. PLECTOGNATHI. CHONDEOPTEETGII OHONDROPTEEYGII 



Only one Family. FamiUes. BEANCHIIS LIBEEIS. BEANCHIIS HXIS. 



SyngnatMdtE — the 1. Gvmnodontea — FamilieB. PamilieB. 



Pipe-flah family, &c with naked teeth. I. Adpemeridx— the Seidcii— Sharks and Eaya. 



2. Selerodermi— Sturgeons. Cuchetomaia—S^oUng- 



with hard or 2. CUmcBridiB— the mouthed fishes, 



granulated Eabbit-fish family, 

 skm. 



derived from that of a particular species (which is considered therefore as its ti/pe"), the technical name 

 in the 'Percid<B, of which the T&rch is the type — the Salmonidie, of which the Salmon is the type, &c. ; 

 habit or structure, as Qyimwdonies — with naked teeth, &c. 



