40 THE EOCEXE DEPOSITS OF MAEYLAXD 



McGee, W J Three formations of the Middle Atlantic Slope. 



Amer. Jour. Sci., 3rd ser., vol. xxxv, 1888, pp. 120-143, 328-330, 367-388, 448- 

 466. 



The author discusses the general features of Coastal Plain stratigraphy, and refers 

 to the contact of the Eocene and Potomac in Virginia. 



Map of the United States exhibiting the present status of 



knoAvledge relating to the areal distribution of geologic groups. 



Fifth Ann. Eept. U. S. Geol. Survey, 188.5, pp. 36-38, map as pi. n. 

 This map, compiled from various sources, shows on a small scale the distribution of 

 the Eocene deposits in the Middle Atlantic Slope. 



The Lafayette formation. 



Twelfth Ann. Kept. U. S. Geol. Survey, 1892, pp. 347-.521, pis. xxxii-xli. 

 The Eocene deposits of the Middle Atlantic Slope are described and the physical 

 history of the formation is pointed out. 



— Geology of Washington and Vicinity. 



Guide to Washington and its Scientific Institutions, 1891, pp. 38-64; and 

 Congres Geologique International. Compte Kendu, .5me Session, Washington 

 1891, pp. 219-251, 1893. 



Article prepared with the collaboration of G. H. Williams, N. H. Dart on and Bailey 

 Willis. Contains description of the Eocene by Darton. 



MiLLEE, S. A. ISTorth American Mesozoic and Cenozoic geology and 

 paleontology. 



Cincinnati, 1881, 8vo, 338 pp. 



Brief general statements regarding the Eocene deposits of the Middle Atlantic Slope 

 are made by the author. 



Morton, S. G-. Geological observations on the Secondary, Tertiary, 

 and Alluvial formations of the Atlantic Coast of the United States of 

 America. Arranged from the notes of Lardner Yanuxem. 



Jour. Acad. Nat. Sci., Phila., vol. vi, 1829, pp. 59-71. 



The attempt is made by the author, in a general way, to delimit more accurately the 

 several formations of the Atlantic Coastal Plain, although at that time the Eocene was 

 not differentiated. 



Synopsis of the organic remains of the Cretaceous group of 



the United States. x\ppendix: Catalogue of the fossil shells of the 

 Tertiary formations of the United States. 



Philadelphia, 8vo, 1834, 88, 8 pp. 



(Abst.) Amer. Jour. Sci., vol. xvii, 1835, pp. 377-381. 



The author gives in his catalogue the Atlantic Tertiary species which had been up 

 to that time described. 



Additional Observations [to Synopsis]. 



Philadelphia, 8vo, 1835, 4 pp. 



The author adds Oryphaea vomer to the Eocene forms from Upper Marlboro and 

 Piscataway. 



