CONTENTS XV 



CHAPTER XXV 



Page 



Class — Mammalia (Cont.): Man . . . 466 



CHAPTER XXVI 

 The Doctrine of Evolution and Related Ideas 482 



CHAPTER XXVII 

 Economic Zoology 508 



CHAPTER XXVIII 

 Development of Zoology 518 



CHAPTER XXIX 

 Exercises in Comparative Physiology, Morphology, and Ecology . . . 530 



APPENDIX 



Laboratory Suggestions ' S33 



Index 545 



