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acad appears Bavaria befindl Berendt Bernst Blattina Bost Brodie Bull Carboniferous Coal Colo Compared Concealed Contains County Creek described Durdlestone Bay England Fauna feet figures Fire clay Florissant Foss fossil France Freeport Geological gesellsch Giebel given gray Hagen Handb Heer hist Horizon Insect Jahrb journ Jura Kittanning Koch-Berendt Lias Ligurian Limestone Locality Lond London Lower massive Measures Menge Middle miles Mountain nature Observer occurs Odonata Oeningen Ohio Oligocene organ palaeont Palaeontogr Pennsylvania points prim Proc Prussian amber Purbecks Quart referred region relations reste vorw River rocks Sandstone Sandy Scudder Section Shales sheet Slate species structure surv Termes Tert thickness Traité de paléont trap U. S. geol undescr Upper Urwelt der Schweiz Verhandl vorwelt Washington Watchung West Virginia Westwood Wien Zittel Zittel-Barrois
Página 6 - Extremely feeble shock: recorded by several seismographs of different kinds; felt by a small number of persons at rest.
Página 93 - DOUBLEDAY AND HEWITSON'S BUTTERFLIES. - THE GENERA of DIURNAL LEPIDOPTERA ; comprising their Generic Characters - a Notice of tlie Habits and Transformations— and a Catalogue of the Species of each Genus.
Página 16 - MANTELL'S GEOLOGICAL EXCURSION ROUND THE ISLE OF WIGHT, and along the adjacent Coast of Dorsetshire.
Página 36 - This stratum is the only one of the series" that is generally conglomeratic or contains quartz pebbles larger than coarse sand grains. On account of this peculiarity, the rock in question becomes a very important guide to the geologist in the interior of West Virginia, where so many of the Dunkard coals and limestones have disappeared, for it retains its pebbly character over a very wide area. When at its greatest development, the thickness of this stratum approaches 75 to 100 feet. It is usually...
Página 6 - VI. General awakening of sleepers ; general ringing of bells ; swinging of chandeliers ; stopping of clocks ; visible swaying of trees : some persons run out of buildings ; window-glass broken. "Severe;" '" very severe;
Página 33 - It is always a multiple bed, being separated Into two or three layers by divisions of slate. Occasionally these divisions are numerous and the entire thickness of the bed is 8 to 10 feet, but in all cases the only pure or merchantable coal is the bottom portion, which seldom exceeds 2% to 3 feet.
Página 7 - Price 10 cents. 65. Stratigraphy of the Bituminous Coal Field of Pennsylvania, Ohio, and West Virginia, by Israel C. White. 1891. 8". 212pp. 11 pi. Price 20 cents. 66. On a Group of Volcanic Rocks from the Tewan Mountains, New Mexico, and on the occurrence of Primary Quartz in certain Basalts, by Joseph Paxson Iddings.
Página 10 - The Chain of Life in Geological Time. A Sketch of the Origin and Succession of Animals and Plants. By JW DAWSON, LL.D., PRS, FSS, etc.