ILLUSTRATIONS 



PL^TE FACING PAGE 



I. Map showing Distribution of Miocene Deposits in 



Maryland xxiii 



II. Views of Miocene Sections xxviii 



Fig. 1. Cliffs of Diatomaceous Earth in Calvert For- 

 mation at Fairhaven, Anne Arundel County xxviii 



Pig 2. — Nearer view of one of tlie Cliffs at Fairhaven, 

 carrying rolled and re-worked EoceneFossils at the 



base s;xviii 



III. Views of Miocene Sections xxxvi 



Fig. 1. — Diatomaceous Works at Lyons Creek Wharf 



on the Patuxent River, Calvert County xxxvi 



Fio-. 2. — View showing contact of the Calvert For- 

 mation on the Eocene and the Indurated Bands 

 (Zone 2) 5 feet above it, near Lyons Creek, Calvert 



County xxxvi 



IV. Views of Miocene Sections xl 



Fig. 1. — Cliffs containing beds of Diatomaceous 



Earth, Lyons Wharf, Calvert County xl 



Fig. 3. Diatomaceous Earth Pit of New York Silicite 



Company, Lyons Wharf, Calvert County xl 



V. General Columnar Section of Miocene Deposits in 



Maryland Ixiv 



VI. Views of Miocene Sections Ixxii 



Fig. 1. — View of the Calvert Cliffs from Chesapeake 

 Bay 1^^" 



Fig. 3 Nearer view of the Calvert Cliffs showing 



the contact of the Choptank and Calvert Forma- 

 tions, Governor Run, Calvert County Ixxii 



VII. Views of Miocene Sections Ixxvi 



Fio-. 1. — View of Drum Cliff, near Jones' Wharf, St. 



Mary's County, showing the Choptank Formation. Ixxvi 



Fig. 2. — Another view of Drum Cliff, showing the 

 Choptank Formation with the Indurated Layer at 



base of section Ixxvi 



VIII. Views of Miocene Sections Ixxx 



Fitr. 1. View from the Bluffs at the Dover Bridge 



locality on the Choptank River, Talbot County. . . Ixxx 



Fig. 3. — View showing Fossil Bed in the Choptank 

 Formation at Drum Cliff, near Jones' Wharf, St. 

 Mary's County ^xxx 



