weeks.] PALEONTOLOGY, PETROLOGY, AND MINERALOGY, 1894. 37 
130 Darton (Nelson Horatio). Preliminary report on the geology of 
Ulster County [N. Y.j. 
N. Y. State Mus.,47th Ann. Rept., pp. 485-566, pis. 1-23, figs. 1-18. 
Describes the physiography of the region, the structural relations 
and the lithologic character and succession of the several members of 
the Devonian and Silurian formations represented in this county. 
131 Geology of the Mohawk Valley in Herkimer, Fulton, Mont- 
gomery, and Saratoga counties [N. Y.]. 
N. Y. State Mus., 47th Ann. Rept., pp. 604-623, pis. 1-14. 
Describes the exposures of Potsdam sandstone, Calciferous, Birds- 
eye, Black River, and Trenton limestones and Utica shales in the Mo- 
hawk Valley of the counties named. 
132 Geologic relations from Green Pond, New Jersey, to Skunne- 
munk Mountain, New York. 
Geol. Soc. Am., Bull., vol. v, pp. 367-394, pi. xvii. 
Abstract: Am. Geol., vol. xiii, pp. 211-212. 
Reviews the literature on the geology and describes the Devonian, 
Silurian, and Cambrian beds of this region. Discusses the structure 
and gives a sketch of its geologic history. 
133 Outline of Cenozoic history of a portion of the middle Atlantic 
slope. 
Jour, of Geol., vol. ii, pp. 568-587. 
Describes the physiographic features of the Piedmont and Coastal 
Plain areas in this region, the trenching of the Tertiary baselevel of the 
Piedmont Plateau, and the character of the Tertiary and Pleistocene 
deposits, and includes a resuind of the geologic history of the region 
in Cenozoic time. 
134 Staunton folio. Virginia, West Virginia. 
U. S. Geol, Surv., Geologic Atlas of the United States, folio 14. 
Describes the physiographic subdivisions of the Appalachian prov- 
ince, the character and relations of the Cambrian, Silurian, Devo- 
nian, and Carboniferous formations, and the geologic structure and 
mineral resources of the region, including iron, marble, and clays. 
Includes a topographic, colored area] geologic, economic, and struc- 
ture section maps and a columnar section. 
134a McGee, (W J), Williams, (G. H.), Willis, (B.), and. Geol 
ogy of Washington and vicinity. 
Int. Cong. Geol., Compte Rendu, 5th sesion, pp. 219-251. 
See McGee (W J), Williams (G. H.), Willis (B.), and Darton (N. H.), 
No. 385. 
135 Davis (William Morris). Physical geography in the university. 
Jour, of Geol., vol.ii, pp. 66-100. 
Presents the plan of the author's course in physical geography. 
136 [Eemarks on drumlins.] 
Bost. Soc. Nat. Hist., Proc, vol. xxvi, pp. 17-23. 
Reviews the paper by W. Upham on the " Origin of drumlins." 
