CONTENTS. 



INTRODUCTION 1 



CHAPTER I. 



ON THE VITAL OPERATIONS or ANIMALS, AND THE INSTRUMENTS 



BY WHICH THEY ARE PERFORMED 17 



CHEMICAL CONSTITUTION OF THE ANIMAL BODY ... 31 



STRUCTURE OF THE PRIMARY TISSUES . 36 



CHAPTER II. 



GENERAL VIEW OF THE ANIMAL KINGDOM 84 



VERTEBRATA . 84 



MAMMALS '. 89 



BIRDS 92 



REPTILES 93 



BATRACHIA 97 



100 



ARTICULATA 102 



INSECTS 104 



ARACHNIDA 105 



CRUSTACEA 106 



CIRRHIPEDA 109 



MYRIAPODA 110 



ANNELIDA ib. 



ENTOZOA Ill 



MOLLUSCA 112 



CEPHALOPODA 116 



PTEROPODA 117 



GASTEROPODA 118 



CONCHIFERA ib. 



TUNICATA ]21 



POLYZOA . 122 



