weeks.] PALEONTOLOGY, PETROLOGY, AND MINERALOGY, 1898. 95 
833 Vaughan (T. Wayiand) and Hill (R. T.) Geology of the Edwards 
Plateau and Rio Grande Plain adjacent to Austin and San 
Antonio, Texas, with reference to the occurrence of under- 
ground waters. 
See Hill (R^ T.) and Vaughaii (T. W.), No. 355. 
834 Nueces folio, Texas. 
See Hill (R. T.) and Vaughan (T. W.), No. 357. 
835 Veatch (Arthur C). Notes on the Ohio Valley in southern 
Indiana. 
Jour, of Geol., vol. vi, pp. 257-272, 12 figs., 1898. 
Describes the physiographic features of Spencer County, the occur- 
rence and character of Tertiary strata and of the loess, and the oscilla- 
tions evidenced by these deposits. 
836 An old river channel in Spencer County [Indiana]. 
Ind. Acad. Sci., Proc, 1897, pp. 266-271, with geologic map and sec- 
tions, 1898. 
Describes the physiography of the region and the occurrence of a 
river channel, as shown by well records. Discusses its probable Ter- 
tiary age. 
837 Vermeule (C. C). Notes and data pertaining to the physical 
geography of the State [New Jersey]. 
N. J. Geol. Surv., Final Rept., vol. iv, 189 pp., 1898. 
Gives notes on the latitude and longitude of places, elevations, etc. 
838 Wade (W. M.). Copper mining at Kainloops, British Columbia. 
Eng. and Mg. Jour., vol. Ixvi, pp. 698-699, 1898. 
Gives brief notes on the occurrence of copper. 
839 Wadsworth (M. E.). The origin and mode of occurrence of the 
Lake Superior copper deposits. 
Am. Inst. Mg. Engrs., Trans., vol. xxvii, pp. 669-696, 1898. 
Discusses the phenomena of the alteration of rock masses, the forma- 
tion of ore deposits, and the character and relations of the Keweenawan 
and Potsdam series and the lava flows. 
840 Some methods of determining the positive or negative char- 
acter of mineral plates in converging polarized light with the 
petrographical microscope. 
Am. Geol., vol. xxi, pp. 170-175, 1898. 
841 Zirkelite — a question of priority. 
Jour, of Geol., vol. vi, pp. 199-200; Am. Jour. Sci., 4th ser.. vol. v. i>. 
153; Am. Geol., vol. xxi, pp. 133-134, 1898. 
Discusses the use of the term in mineralogy and petrology. 
842 Wagner (George). On some turtle remains from the Fort Pierre. 
Kan. Univ. Quart., vol. vii, pp. 201-203, 2 figs., 1898. 
Describes portions of Toxochelys latiremis Cope. 
