CONTENTS. 



PART I THE RABBIT. 



TACK 



Chapter T. Introductory . . . . . . 1 



,, II. Digestion .. .. .. .. ..12 



III. The Circulation . . . . . . . . 20 



,, IV. Respiration .. .. .. ..31 



V. The Amoeba and the Cell . . . . . . 38 



VI. The Tissues .. .. ..47 



VII. The Skeleton .. .. .. ..60 



,, VII E. Muscle and Nerve .. .. .. ..81 



IX. The Nervous System . . . . . . 96 



,, X. Sense Organs .. .. .. ..Ill 



,, XI. Reproduction .. .. .. .. 121 



XII. The Rabbit's Place in the Animal Kingdom . . 126 



Questions on the Rabbit .. .. ..136 



PART II. THE LOWER VERTEBRATA. 



XIII. The Frog .. .. 137 



XEV. The Skulls of the Frog and the Dog . . . . 159 



XV. The Dogfish .. .. .. ..169 



XVI. The Lancelot .. .. .. ..192 



Questions on the Vertebrata . . . . 209 



PART III. THE DEVELOPMENT OF VERTEBRA.TA. 



,, XVII. General and Amphioxus .. .. .. 212 



XVIII. The Frog .. .. .. .. 228 



XIX. The Chick .. .. .. ..247 



XX. The Rabbit .. .. .. ..261 



XXI. The Systems of Organs .. .. ..26'* 



XXII. The Theory of Evolution .. ;. ..281 



Questions on Vertebrate Development . . 297 



