CONTENTS 



OF 



VOLUME THE SECOND. 



PA OB 



Of the last four Classes of the Animal Kingdom, or on the vertebrate 



animals in general I 9 



CLASS XIV. FISHES (Pisces). . . . 1055 



Systematic Arrangement of Fishes 56205 



Section I. Dermopterygii 56 



Order I. Leptocardii 56 58 



Fam. I. Amphioxini ib. 



Order II. Oyclostomi 5 s 6 



Fam. n. Myxinoidei 5$ 59 



in. Petromyzonini 59 60 



Section II. Chondropterygii 6070 



Order III. Desmiobranchii 60 69 



Fam. iv. Batides 61 65 



v. Selachii 6569 



Order IV. Meutherobranchii 69 70 



Fam. vi. Ckimceroidei 69 71 



Section III. GanoLepidoti 7 



Order V. Chondrostei 7* 7* 



Fam. vn. Sturiones 7 1 7 2 



Order VI. Ganolepidoti 7 77 



Fam. vni. Sauroidei 7 3 75 



Section IV. Osteopterygii 75 



Order VII. Lophobranchii - - - 7577 



Fam. ix. Lophobranchii 76 77 



