MARYLAND GEOLOGICAL SURVEY 67 



Clark^ William Bullock. The Matawan Formation of Marv- 

 land, Delaware, and ISTew Jersey, and its relation to overlying and 

 underlying formations. 



Araer. Jour. Sci., 4th ser., vol. 18, pp. 435-440, 1904. 



Johns Hopkins Univ. Circ, 1904, No. 7, pp. 28-35. 



The Matawan formation as it occurs throughout New Jersey, Delaware and 

 Maryland is discussed as well as the Magothy and Monmouth formations 

 with which it is in contact. A table giving the approximate correlation of 

 the Atlantic Coast Cretaceous formations and their European equivalents is 

 also given. 



1905. 



Darton^ ISTelson H., and Fuller^ Myron L. Underground 

 Waters of Eastern United States. 



U. S. Geol. Surv., Water-Supply and Irrigation Paper No. 114, pp. 114-126. 

 3 pis., Washington, 1905. 



Contains a brief description of the geology of the Coastal Plain of Mary- 

 land, particularly with reference to the artesian water-bearing horizons. 

 Brief data concerning several deep wells and mineral springs from this 

 county are given. 



Ward, Lester F., with the collaboration of Fontaine, Williaim 

 M., BiBBiNs, Arthur, and Wieland, G. R. Status of the Mesozoic 

 Floras of the United States. Second Paper. 



U. S. Geol. Surv., Mon., vol. xlviii, Pt. I, Text, 616 pp.; Pt. II, Plates, 119 

 pis., Washington, 1905. 



Contains general and detailed descriptions of the Potomac deposits and the 

 plant remains found in them. Many localities in Prince George's are men- 

 tioned. A table of correlation showing the relationships of the Maryland and 

 Virginia members of the group is included. 



1906. 

 Shattuck, George Burbank. The Pliocene and Pleistocene 

 Deposits of Maryland. 



Md. Geol. Surv., Pliocene and Pleistocene, pp. 21-137, plates, Baltimore, 1906. 

 Contains a full description of the surficial deposits of the State with many 

 local details. 



