ILLUSTRATIONS 



PLATE FACING PAGE 



I. Map showing the Distribution of Pliocene and Pleisto- 

 cene Deposits in Maryland 24 



II. Map showing Distribution of Surficial Deposits along 



Atlantic and Gulf Borders 28 



III. Fig. 1. — View from Baltimore and Ohio R. R. Bridge, 



Susquehanna River, looking east, showing Sky Line of 

 Lafayette Surface on the Highlands of Elk Neck, 



Cecil County 32 



Fig. 2. — View showing Section of Lafayette Formation, 

 Catonsville, Baltimore County 32 



IV. Fig. 1. — View showing Sunderland Terrace with Lafay- 



ette Formation in the Foreground, Elkton, Cecil 

 County 36 



Fig. 2. — View showing Surface of Lafayette Plain near 



Cheltenham, Prince George's County 36 



V. Fig. 1. — View showing Lafayette-Sunderland Scarp, 

 Sunderland Surface in the Foreground, near Charlotte 

 Hall, St. Mary's County 56 



Fig. 2. — View showing Lafayette-Sunderland Scarp, 

 Sunderland Surface in the Foreground, near Charlotte 



Hall, St. Mary's County 56 



VI. Fig. 1. — View showing Section in Sunderland Formation, 



near Battle Creek, Calvert County 64 



Fig. 2. — View showing Section in Sunderland Formation 



at Ridge, St. Mary's County 64 



VII. Fig. 1. — View showing Scarp cut by recent Waves against 

 Miocene and Sunderland Deposits, Cove Point, Calvert 

 County 72 



Fig. 2. — View showing Section of Sunderland Formation, 



near St. Mary's City, St. Mary's County 72 



VIII. Fig. 1.- — View showing Sunderland-Wicomico Scarp, 

 Wicomico Surface in Foreground, Hunting Creek 

 Valley, Calvert County 76 



Fig. 2. — View showing Sunderland-Wicomico Scarp, 

 Wicomico Surface in Foreground, near Deonardtown, 



St. Mary's County 76 



IX. Fig. 1. — View showing Subaerial Erosion on Sunderland- 

 Wicomico Scarp, near Leonardtown, St. Mary's County 80 



Fig. 2. — View showing Amphitheatre at Head of Young 

 Valley in Sunderland Formation, near Morganza, St. 

 Mary's County 80 



