I S H. 



Div. I. CETACEOUS FISH. 



NO gills ; an orifice on the top of the head, 

 thro' which they breathe, and eject water •, a 

 flat or horizontal tail ; exemplified in the explana- 

 tory plate, fig. i. by the Beaked Whale, bor- 

 rowed from Bale's Hijl. Harw. 411. Tab. 14. 



GENERA. 



I. WHALE. 



II. CACHALOT. 



III. DOLPHIN. 



Div. II. CARTILAGINOUS FISH. 



BREATHING thro' certain apertures, gene- 

 rally placed on each fide the neck, but in 

 fome inftances beneath, in fome above, and from 

 one to feven in number on each part, except in 

 the Pipe Fish, which has only one. 



The mufcles fupported by cartilages, inftead of 

 bones. 



Explan. PL fig. 2. the Picked Dog Fish. 



a. The lateral apertures. 



IV. LAM- 



