TABLE OF CONTENTS. 



Prefatory Note ............ v 



Letter of Transmittal vii 



Table of Contents ............ ix 



List of Figures in Text xi 



List of Plates xiii 



Errata and Corrigenda xix 



Memoir: The Freshwater Fishes of British Guiana. 



Introduction 1^4 



Chapter I. British Guiana 5-14 



Chapter II. Earlier Works on the Fishes of British Guiana . . . 15-29 



Chapter III. General Account of the Expedition 30-59 



Chapter IV. Geographical Distribution of the Freshwater Fishes of 



British Guiana ......... 60-86 



Chapter V. Ecological Combinations of Species 87-93 



Chapter VI. The Ichthyic Fauna of the Pbtaro River and of the Guiana 



Plateau 94-105 



Chapter VII. General Considerations 106-115 



Chapter VIII. Systematic Account of the Freshwater Fishes of British 



Guiana 116-529 



Chapter IX. Bibliography 530-554 



Index 555-578 



