Vlll . CONTENTS. 



SrB CLASS II. OVO-VIVIPAROUS MAMMALIA. 



PAGE 



OIIDER XI. MARSUPIALIA 



ORDER XII. MONOTREMATA . . . 354 



RELATIONS OF THE SEVERAL ORDERS OF THE CLASS MAMMALIA 360 



CHAPTER IV. 



OF THE CLASS OF BIRDS . 361 



ORDER I. RAPTORES . 396 



ORDER II. INSESSORES . . 423 



TRIBE _ I. CONIROSTBES ... .427 



TRIBE II. DENTIBOSTRES . . . . 440 



TRIBE III. FISSIROSTRES ..... 450 



TRIBE IV. TENUIROSTRES . . . . 459 



ORDER III. SCANSORES ...... 467 



ORDER IV. RASORES . . ' . . 473 



ORDER V. CCRSORES ...... 484 



ORDER VI. GRALLATORES ...... 492 



ORDER VII. NATATOKES .... . 506 



CHAPTER V. 



CLASS OF REPTILES . . . ; . ... 523 



ORDER I. CHELONIA ... . 548 



ORDER II. SAUHIA ....... 553 



OBDER III. OPHIDIA ...... 569 



ORDER IV.-BATRACHIA 574 



