Recent Publications. 255 
U. S. Geological Survey. Mineral resources of ihe United States,1893, 
by David T. Day; 1894-, 8vo, pp. vii. 799. 
II. Proceedings of Scientific Societies. 
Proceedings of the Academy of Natural Sciences of Philadelphia, 
1894. pt. 1, contains: Observations on the geology of adjacent parts of 
Oklahoma and northwest Texas. E. D. Cope: Re-exploration of Hart- 
man's cave, near Stroudsburg, Pa., 1893, H. C. Mercer: Volcanic pro- 
ducts from the Hawaiian islands, B. Goldsmith. 
The Journal of the Cincinnati Society of Natural History, vol. 17. No. 
1, April, 1894, contains: New species of fossils from the Hudson Riser 
group and remarks upon others, S. A. Miller and C. L. Faber; The pet- 
rifled forest of Arizona, S. A. Miller: The granites of Cecil county in 
northeastern Maryland, G. P. Grimsley. 
Proceedings of the Alabama Industrial anil Scientific Society, vol. 1, 
No. 1, 1804, contains. Analysis of limestones and dolomites of the Bir- 
mingham Alabama district. C. A. Meissner: On the phosphate rock of 
Tennessee, W. B. Phillips! 
Proc. and Trans. Nova Scoti an Inst, of Sci., 2nd ser., vol. 1. pt. :;. 
contains: Notes on the Miocene Tertiary rocks of the Cypress hills. 
Northwest Territory of Canada, T. C. Weston: The Pictou coal Held — 
a geological revision. H. S. Poole. 
Proc. of the Iowa Acad, of Sciences, for 1893, vol. 1, pt. 4. 1894, con- 
tains: On the geological position of Betinettites dacotensis Macbride, with 
remarks on the stratigraphy of the region in which the species was dis- 
covered, Samuel Calvin; Notes on the lower strata of the Devonian se- 
ries in Iowa, W. H. Norton: Cretaceous formations of northwestern 
Iowa. C. R. Keyes; Derivation of the 1'nione fauna of the Northwest. ( '. 
R. Keyes: Process of formation of certain quartzites, C. K. Keyes: Ori- 
gin of the present, drainage system of Warren county. .1. L. Tilton: 
Structure of the Mystic coal basin, H. F. Pain: Sigournex deep well, 11. 
F. Bain; Southern extension of the Cretaceous in Iowa, E. H. Lonsdale; 
Topography of the granite and porphpry region of Missouri. 10. H. Lons- 
dale; Occurrence of zinc in northeastern Iowa, A. (J. Leonard; Satin 
spar from Dubuque, A. G. Leonard: Occurrence in Iowa of fossiliferous 
concretions similar to those of Ma/on creek, A. c. Spenser; Evidences 
of disturbance during the deposition of the Burlington limestones. F. 
M. Fultz: Coal Measures in Poweshiek county, A. .1. Jones: Cardiofiar- 
pus in Iowa, A. J. Jones: North American cycads. T. H. M'Bride. 
///. Papers in Scientific Journals. 
The Journal of Geology, vol. I. No. I. May-June, 1894, contains: The 
Norwegian coast plain, Hans Reusch; Glacial canons. \V J McGee 
Fossil plaids as an aid to geology, F. H. Knowltou; Wave-like progress 
of an epeJIOgenic uplift, Warren rpham: The occurrence of Algonkian 
rocks in Vermont and the evidence for their subdivision, C. L. Whittle: 
Summary of Pre-Cambrian North American literature, ( '. K. Van Hise. 
The Journal of Geology, vol. "2, No. .">, July-Aug., 1894, contains: The 
