42 THE EOCENE DEPOSITS OF MAETLAND 



Eeport of the progress of the geological survey of the State 



of Virginia for 1837. Eichmond, 1838, 4°, 24 pp. 



Reprinted, Phila., 1838, Svo, and in Geology of the Virginias, 1884, pp. 147- 

 188. 



Brief mention is made of the Eocene deposits on the James River. 



Eeport of the progress of the geological survey of the State 



of Virginia for 1839. Eichmond, 1840, 8°, 161 pp. 



Eeprinted in Geology of the Virginias, 1884, pp. 245-410. 



In this report the author describes in much detail the " Tertiary Marl region south 

 of the James River." 



Eeport of the progress of the geological survey of the State 



of Virginia for 1840. Eichmond, 1841, 8°, 132 pp. 



Eeprinted in Geology of the Virginias, 1884, pp. 411-535. 



This report contains a description of the " Tertiary Marl region between the Potomac 

 and the Rappahannock rivers," and also of the " Tertiary beds in the vicinity of 

 Richmond." 



Infusorial deposit of Virginia in the Fort Monroe artesian 



well. 



The Virginias, vol. iii, 1882, pp. 151-152. Eeprinted in Geology of the 

 Virginias, 1884, pp. 733-736, 



The character of the Eocene strata penetrated in the well-boring is given at various 

 depths. 



EoGERS, W. B. and H. D. Contributions to the geology of the Ter- 

 tiary formations of Virginia. 



Trans. Amer. Philos. Soc, new^ series, vol. v, 1837, pp. 319-341; vol. vi, 1839, 

 pp. 347-370, 371-377, pis. 26-30. Eeprinted in Geology of the Virginias, 1884, 

 pp. 659-673, pis. i-v. 



The authors describe Nucala cultelliformiK, N. parva, and Cytherea ovata from 

 Coggins Point, James River, Ostrea slnuosa from Evergreen, James River, CueuUaea 

 transversa and Venericardla ascia from King George County, Cucullaea onochela and 

 Crassatella capri-cranium from the peninsula between the Potomac and Rappahannock 

 rivers, and Cytherea lenticular is from " eastern Virginia." 



The same [abstract]. 



Proc. Amer. Philos. Soc., vol. i, 1839, pp. 88-90. 



EuPFiN, Edmund, Description of a nut found in Eocene marl. 



Amer. Jour. Sci., 2nd series, vol. ix, 1850, pp. 127-129. 



The author describes a nut found in the Eocene marl of the Pamunkey River, Virginia. 



Say, Thomas. An account of some of the fossil shells of Maryland. 



Jour. Acad. Nat. Sci., Philadelphia, vol. iv, 1828, pp. 124-155, pis. 7-13. 

 In this article Ostrea comprcssirostra is described, but no locality is given. 



ScHOPF, J. D. Beytriige zur mineralogischen Kenntniss des ostlichen 

 Theils von Nordamerica und seiner Gebiirge. Erlanger, 8°, 1787, 

 194 pp. 



The author gives the result of his observations in the eastern United States, referring 

 to some of the more striking features of the Atlantic Coastal Plain. 



