M Alii LAM) (;i:(»I.()(iH'A[. SURVEY 31 



(Icurcc ill iiii('i|ii-ciiii- liic nciilii^fy of tlic Vloccue of Maryland. 'I'Ikj 

 iii'ticlcs cdiil riliiiicd hy all I lie vai'ioiis utii-kcrs in this (icld are jriveii in 



the liilili(i.ui'a|iliv. 



Bibliography. 



Aldrich, T. II. Xotcs on Eocene Mollusca. 



Bull. Amer. Pal., \()1. ii, .No. s. 



CrasuctaUa (ircUt'ix llcilprin and liiiiiiiriihi <l,illi (.'lark arc liKured. 



Bagg, E. M. Jr. Contributions to the Eocene fauna of the .Middle 

 Atlantic Slope. Protozoa. 



Johns Hopkins Univ. Circ, vol. xv, 1895, p. G. 

 Spirophvta clarki is described from AYoodstock, Virgiuhi. 



The Eocene Deposits of the Middle Atlantic Slope in Dela- 

 ware, Maryland and Virginia. Protozoa. 



Bull. 141, U. S. Geol. Survey, 1S96, pp. 91. 92. 

 A list of Eocene Foraminifera is given. 



The Tertiarj'- and Pleistocene Foraminifera of the ^liddle At- 

 lantic Slope. 



Bull. Amer. Pal., vol. ii, No. 10, 1898, pp. 295-:348 (1-34), pis. xxi-xxiii (i-iii). 

 Several Eocene species are figured and described. 



The occurrence of Cretaceons fossils in the Eocene of Mary- 



land. 



Amer. Geol., vol. xxii, 1898, pp. 370-375. 



Tlie author mentions the occurrence of Tirchratula harlani and Grxjiihaca vesiciilaris 

 in the Maryland Eocene. 



Bailey, J. W. jSTotice of some New Localities of Infusoria, Fossil 



and Eecent. 



Amer. Jour. Sci., vol. xlviii, 1845, pp. 321-343, pi. iv. 



Mentions occurrence of casts " in some of the Eocene marls from Fort Washington." 



On the Origin of Greensand, and its formation in the oceans 



of the present epoch. 



Amer. Jour. Sci., 2nd ser., vol. xxii, 1856, pp. 280-284. 



Proc. Bost. Soc. Nat. Hist., vol. v, pp. 364-368. 



Author again refers to " casts " found in Fort "VYashiugton Eocene. 



Basslee, Eay S. and Xickles, Johx M. A S3-nopsis of American 

 Fossil Bryozoa. 



Bull. 173, U. S. Geol. Survey, 1900, p. 72. 



Upper Marlboro is included in the list of Eocene localities. 



