CONTENTS 



PAGE 



PREFACE 15 



THE PLIOCENE AND PLEISTOCENE DEPOSITS OP MARYLAND. 



By Geoege Burbank Sitattuck 21 



Introduction 23 



Historical Review 25 



Bibliography 40 



General Stratigraphic Relations 57 



Pre-Cambrian and Paleozoic 57 



Jurassic ( ?) and Cretaceous 57 



Eocene 59 



Miocene 59 



Pliocene (?) 61 



Pleistocene 62 



Recent 62 



Physiography of the Region 63 



The Lafayette Terrace 66 



The Sunderland Terrace 68 



The Wicomico Terrace 71 



The Talbot Terrace 73 



The Recent Terrace 74 



Stream Valleys 76 



Description of Formations 77 



The Pliocene Period 78 



The Lafayette Formation 79 



Areal Distribution 79 



Structure and Thickness 80 



Character of Materials 82 



Stratigraphic Relations 84 



The Pleistocene Period 84 



The Sunderland Formation 85 



Areal Distribution 86 



Structure and Thickness 86 



Character of Materials 87 



Stratigraphic Relations 89 



The Wicomico Formation 92 



Areal Distribution 92 



Structure and Thickness 93 



Character of Materials 93 



Stratigraphic Relations 95 



