CONTENTS. 



Page 



I. On the Study of Fossil Fishes in General ... 9 



II. Geologic Coixelation of the Connecticut Valley Fish- 

 bearing Beds ...... 23 



III. Geography of the Trias ..... 36 



IV. Concerning Earlier Investigation of North American Tri- 



assic Fishes ...... 39 



V. Systematic Descriptions of Upper Triassic Fishes . 42 



