CONTENTS 



VOLUME I 



Page 



Preface vii 



Foreword xv 



List of Illustrations xix 



Introduction. The Primates: Lemurs, Monkeys, Apes and Man, Their Place in 



Nature i 



Part I. The Lower Primates 



Introduction 21 



Chapter 



I. Lemur Mongoz, Its Brain and Behavior 23 



II. Reconstruction of the Gray Matter in the Brain Stem of Lemur Mongoz . 73 



III. Tarsius Spectrum, Its Brain and Behavior 85 



IV. Reconstruction of the Gray Matter in the Brain Stem of Tarsius Spectrum 135 

 V. Callithrix Jacchus, the Marmoset, Its Brain and Behavior 153 



VI. Reconstruction of the Gray Matter in the Brain Stem of Callithrix Jacchus 183 



VII. Mycetes Seniculus, Its Brain and Behavior 191 



VIII. Reconstruction of the Gray Matter in the Brain Stem of Mycetes Seniculus 233 

 IX. Comparative Summary of Structures Having Evolutional Significance in the 



Brain Stems of the Lower Primates 243 



Part II. The Intermediate Primates 



Introduction 287 



Chapter 



X. Papio Cynocephalus, the Common Dog-Headed Baboon, Its Brain and 



Behavior 289 



XL Reconstruction of the Gray Matter in the Brain Stem of Papio Cynocephalus 335 



XII. Pithecus Rhesus, Macacus Rhesus, Its Brain and Behavior 349 



XIII. Reconstruction of the Gray Matter in the Brain Stem of Pithecus Rhesus 391 



XIV. Hylobates Hoolock, the Gibbon, Its Brain and Behavior 405 



XV. Reconstruction of the Gray Matter in the Brain Stem of Hylobates Hoolock 447 



XVI. Comparative Summary of Structures Having Evolutional Significance in 



the Brain Stems of the Intermediate Primates. . . . , 457 



3039^ 



J 



