CONTENTS 



I'AQE 



PREFACE 19 



THE UPPER CRETACEOUS DEPOSITS OF MARYLAND. By Wm. 



Bullock Clakk 23 



Introduction 23 



the physiography 23 



the geology 26 



Cretaceous 28 



Lower Cretaceous 28 



Upper Cretaceous 29 



Tertiary . 30 



Eocene 30 



Miocene 31 



Pliocene (?) 32 



Quaternary 32 



Pleistocene 32 



Recent 33 



Historical Review 34 



Bibliography 39 



Stratigraphic and Paleontologic Characteristics 50 



the raritan formation 56 



Name and Synonymy 56 



Areal Distribution 56 



Litliologic Character 57 



Strike, Dip, and Thickness 58 



Stratigraphic and Structural Relations 59 



Organic Remains 59 



the m agothy formation 61 



Name and Synonymy 61 



Areal Distribution 61 



Litliologic Characters 61 



Strike, Dip, and Thickness 62 



Stratigraphic and Structural Relations 63 



Organic Remains 63 



the matawan formation 65 



Name and Synonymy 65 



Areal Distribution 65 



Litliologic Characters 65 



Strike, Dip, and Thickness 67 



Stratigraphic and Structural Relations 67 



Organic Remains 67 



2 



