VI CONTENTS. 



Chap. Ill — Of Cartilaginous Flat Fish, or the Ray KiiiJ, 

 4.1)8. 



Chap. IV Of the Lamprey, and its affinities, 510. 



Chap. V. — Of the Sturgeon, and its varieties, 313. 

 Chap. VI Ot Anomalous Cartilaginous Fishes, 318. 



BOOK III. — OF spinous FISHES. 



Chap. I. — The division of Spinous Fishes, 327. Sect. I. 



Prickly-finned Fishes, 330. Sect. II. Soft-finned 



Fishes, 336. 

 Chap. II. — Of Spinous Fishes in general, 343. 



I 



I 



