| PAGE |
| Prefatory Note | iii |
| Preface | vi |
| List of Illustrations | viii-x |
|
| CHAP. | |
| I. | The Problem of the Amphibia from the Coal Measures | 3-5 |
| II. | History of the Discovery of Amphibia in the Coal Measures | 6-8 |
| III. | Stratigraphic and Geographic Distribution of Amphibia in the Coal Measures of North America | 9-22 |
| IV. | The Morphology of the Coal Measures Amphibia | 23-36 |
| V. | The Amphibia of the Devonian and Mississippian of North America | 37-38 |
| VI. | A History of the Classification of the Amphibia, With Especial Reference to the Species from the Coal Measures | 39-45 |
| VII. | Classification of Amphibia Adopted in This Work, and a List of the Coal Measures Amphibia from North America | 46-48 |
| VIII. | Definition of the Class Amphibia, the Subclass Euamphibia, and the Order Branchiosauria | 49-50 |
| IX. | The American Coal Measures BranchiosauridÆ | 51-66 |
| X. | The Order Caudata | 67-71 |
| XI. | The Order Salientia | 72-74 |
| XII. | The Subclass Lepospondylia, the Order Microsauria, and the Group Aistopoda | 75-77 |
| XIII. | The Microsaurian Family HylonomidÆ, from the Coal Measures of Nova Scotia | 78-84 |
| XIV. | The Microsaurian Family TuditanidÆ, from the Coal Measures of Ohio and Pennsylvania | 85-111 |
| XV. | The Microsaurian Family StegopidÆ, from the Coal Measures of Ohio | 112-114 |
| XVI. | The Microsaurian Family UrocordylidÆ, from the Coal Measures of Nova Scotia | 115-125 |
| XVII. | The Microsaurian Family AmphibamidÆ, from the Coal Measures of Mazon Creek, Illinois | 136-134 |
| XVIII. | The Microsaurian Family NyraniidÆ, from the Coal Measures of Ohio | 135-138 |
| XIX. | The Aistopodous Microsaurian Family PtyoniidÆ, from the Coal Measures of Ohio | 139-146 |
| XX. | The Microsaurian Family MolgophidÆ, from the Coal Measures of Ohio and Mazon Creek, Illinois | 147-154 |
| XXI. | The Microsaurian Family SauropleuridÆ, from the Coal Measures of Ohio | 155-170 |
| XXII. | The Microsaurian Family IchthycanthidÆ, from the Coal Measures of Ohio | 171-174 |
| XXIII. | Supposed Microsaurian Species of Uncertain Relationship | 175-177 |
| XXIV. | The Temnospondylous Amphibia from the Coal Measures of North America | 178-197 |
| XXV. | The Stereospondylous Amphibia from the Coal Measures of North America | 198-201 |
| Bibliography of the Fossil Amphibia, With Especial Reference to the Amphibia from The Coal Measures of North America | 202-217 |
| An Index to the Bibliography of Fossil Amphibia | 218-219 |
| Index | 220-222 |
