Creclner, Hermann. Die vorsilurischen Gebilde der oberen Halbinsel von Michigan in Nord-Amerika. 8vo. 1869.
Commissioners of Fisheries of the State of Maine. Reports for 1867 and 1868. Augusta, 1869.
D'Ancona, Cesare. Sulle Neritine Fossile dei Terreni Terziari Superiori dell' Italia Centrale. 8vo. Pisa, 1869.
Dawson, W. J. Modern Ideas of Derivation. 1869.
Davidson, Thomas. Notes on Continental Geology and Palaeontology. Parts 1-4. 8vo. 1869.
Notes on some Recent Mediterranean Species of Brachio- poda. 8vo. 1869.
Ehrenberg, C. G. Ueber machtige Gebirgsschichten vorherrschend aus mikroskopischen Bacillarien unter und bei der Stadt Mexiko. 4to. 1869.
Erioni, Antonio. Sugli Ittio-fito-scbisti Miocenici presso le Miniere zolfifere della Sicilia. 4to. Caltanissetta, 1869.
Fisher, 0. On the Elevation of Mountains by Lateral Pressure, its Cause, and the Amount of it, with a Speculation on the Origin of Yolcanic action. 1869.
Geological Survey of New Zealand. Third Annual Report on the Colonial Museum and Laboratory. By James Hector. 8vo.
Wellington, N. Z. 1868.
Geologische Specialkarte des Grossherzogthums Hessen : Section Lauterbach, geologisch aufgenommen von H. Tasche und "W. C. J. Gutberlet, nach deren Tode durchgesehen und mit Zusatzen ver- mehrt von Rudolph Ludwig. (Map and explanation.) Darm- stadt, 1869. From the Geological Society of the Middle Rhine.
Grewingk, C. Ueber Eisschiebungen am "Worzjarw-See in Livland. 8vo. Dorpat, 1869.
Harris, T. W. Entomological Correspondence. 8vo. 1869. Pre- sented by the Boston Society of Natural History.
Hector, James. Meteorological Report for 1868. New Zealand, 1869.
Jervis, W. Guida alle Acque Minerali d'ltalia. 8vo. Turin, 1868.
Jenoood, James. On the Application of "Weight to test the Eigure of the Earth. 8vo. 1869.
Karrer, F., und T. Fuchs. Geologische Studicn in den Tertiarbil- dungen des "Wiener Beckens. 1869.
Kohscharow, N. von. Materialien zur Mineralogie Russlands. Band V. (Schluss). 8vo. St. Petersburg, 1869.
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