CONTENTS 



PAGK 



Introduction 83 



Earlier Work in the Area 84 



Stratigraphy 88 



Composition of the Flora 97 



Systematic Relationships ; 97 



Quantitative Analysis 98 



Climatic Conditions Indicated by the Lance Flora 100 



Correlation 103 



Summary 122 



Systematic Palaeobotany 124 



Synonyms and Changes of Names 124 



Descriptions 126 



Q 



