NOETH AMERICAN GEOLOGY. 



381 



Europe— Continned. 



1878. The Ice age, Gratacap. 



1879. Report of Wisconsin survey for 



1878, Chamberlin, T. C. 

 Tertiary eruptive rocks, Szaba. 

 Relation of rock decay to loess, 



drift, and rock basins, Pnm- 

 pelly. 

 Relations of horizons of extinct 



vertebrata, Cope. 

 Macfarlane's Geological Railroad 



Guide, Hunt, T. S. 



1880. History of some pre-Cambrian 



rocks, Hunt, T. S. 

 Geologic action of humus acids, 



Julien. 

 Age of the Laramie formation, 



Gardner, J. S. 



1881. Some points in American geology. 



Hunt, T. S. 



Pre-Cambrian of Great Britain, 

 Hunt, T. S. 



Illustrations of the earth's sur- 

 face, "Glaciers," Shaler and 

 Davis. 



Shaler and Davis " Glaciers," Mo- 

 Gee. 



Millstone grit in England and 

 Pennsylvania. 



1882. Recent glacial drift in the Alps, 



Chamberlin, T. C. 

 North America in the Ice age, 



Hitchcock, C. H. 

 Origin of jointed structure, Kina- 



han, G. H. 



1883. Decay of rocks geologically con- 



sidered. Hunt, T. S. 

 History of serpentine and notes 



on pre-Cambrian rooks. Hunt, 



T. S. 

 Progress of geology, 1882, Hunt, 



T. S. 

 Pre-Cambrian rocks. Hunt, T. S. 

 Pre-Cambrian rocks of Wales, 



Hunt, T. S. 

 Pre-Cambrian of the Alps, Hunt, 



T.S. 

 St. David's rocks and universal 



law, Hicks. 

 Classification of lake, basins, 



Davis, W. M. 

 Thickness of glacier in New Jer- 

 sey, etc., Smoclt. 

 Lizard schists and serpentines, 



Wadsworth. 



Europe — Continued. 



1883. Note on jo'nted structure, Kina- 



han, G. H. 

 Geographic control of marine 



sediments, Science. 

 Genesis of crystalline iron ores, 



Julien. 

 Ice age in Pennsylvania, Lewis, 



H. C. 



1884. Studies of rocks of jCordilleras, 



Wadsworth. 



Lithology of Island of Jura, Scot- 

 land, Wadsworth. 



Glacial erosion, Davis, W M. 



Mesozoic dicotyledons, Ward, 

 L.F. 



Climate changes of later geologic 

 times, Whitney, J. D. 



Age of north Atlantic, Hull, E. 



Hyperstheue andesite and tri- 

 clinic pyroxene, Cross. 



1885. Progress of geology, 1883, Hunt, 



T. S. 



Geology of the Scottish High- 

 lands, Hunt, T. S. 



History of Taconic question and 

 relations of the rocks. Hunt, 

 T. S. 



Origin of crystalline rocks. Hunt, 

 T.S. 



Overthrusts in the Scottish High- 

 lands, Science. 



Relations of geologic work in 

 Canada and the Old World, 

 Dawson, J. W. 



Crystallines of Scottish High- 

 lands, Geikie, A. 



Ice age in Europe and North 

 America, Geikie, J. F. 



Structure of English and Ameri- 

 can coals, Wethered. 



Notes of Lehmann on origin of 

 crystalline schists, Williams, 

 G. H. 



Canadian Arohean and Irish 

 metamorphics, Kinahan, G. H. 



British earthquakes and their 

 seismic relations, Owen, R. 



Comparison of Arcadian and 

 Scottish glacial beds, Richard- 

 son, R. 



Relations of species in French 

 old-Tertiary, Meyer, O. 



Relative ages of American and 

 English C retaceous and Eocene, 

 Gardner, J. S. 



