The American Journal of Science and ArtsS. Converse, 1888 - Geology |
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Page viii
... Cretaceous ; by O. C. MARSH . With Plate XI 477 SCIENTIFIC INTELLIGENCE . Chemistry and Physics . - Vapor - density of Aluminum chloride , FRIEDEL and CRAFTS : Freezing mixtures containing solid Carbon dioxide , CAILLETET and COLARDEAU ...
... Cretaceous ; by O. C. MARSH . With Plate XI 477 SCIENTIFIC INTELLIGENCE . Chemistry and Physics . - Vapor - density of Aluminum chloride , FRIEDEL and CRAFTS : Freezing mixtures containing solid Carbon dioxide , CAILLETET and COLARDEAU ...
Page 120
... Cretaceous above the Gault , my interest in this ap- parently great downward extension of this class of plants was from the first of the liveliest character , and I have from that day not only watched eagerly the progress of Professor ...
... Cretaceous above the Gault , my interest in this ap- parently great downward extension of this class of plants was from the first of the liveliest character , and I have from that day not only watched eagerly the progress of Professor ...
Page 121
... Cretaceous , similar to the Wealden of Europe . Professor Fontaine , however , prefers to call the flora Neoco- mian , which he gives a wide range as including all the older Cretaceous from the Gault downward , and of which he re- gards ...
... Cretaceous , similar to the Wealden of Europe . Professor Fontaine , however , prefers to call the flora Neoco- mian , which he gives a wide range as including all the older Cretaceous from the Gault downward , and of which he re- gards ...
Page 122
... Cretaceous strata . Rhetic . The formation called Rhetic , which some regard as the base of the Jura and others as uppermost Trias , is the oldest that has yielded forms which are comparable with any found in the Potomac formation ...
... Cretaceous strata . Rhetic . The formation called Rhetic , which some regard as the base of the Jura and others as uppermost Trias , is the oldest that has yielded forms which are comparable with any found in the Potomac formation ...
Page 124
... Cretaceous . Forms of Pecopteris Whitbiensis found by Trautschold at Klin near Moscow closely resemble Cladophlebis falcata and C. oblongifolia of the Potomac flora . Professor Fontaine , following Schenk , regards this deposit as ...
... Cretaceous . Forms of Pecopteris Whitbiensis found by Trautschold at Klin near Moscow closely resemble Cladophlebis falcata and C. oblongifolia of the Potomac flora . Professor Fontaine , following Schenk , regards this deposit as ...
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absorption Acad acid action albite alloys American amount analysis angle appears atoms augite biotite bolometer Botanical Notices Botany carbon cent character chemical Coan color cone crater crinoids crystals curve cycads deposits described determined diameter effect electrical Emmons eruption experiments fact fauna feet feldspar figure fissures Flora Flora Brasiliensis formation fossils Genera genus Geological gneiss heat Hilo Hooker hornblende hydrochloric acid iron Journ Journal Kilauea lava less light limestone magnetite mass measured metal mica miles mineral molecules mountain nearly North observed obtained occur paper pinnules plants plates platinum present prism Proc Prof Professor Puget quartz ratio region Report rocks schist sillimanite Silurian slates slit soil solar solution species specific rotation specimens spectrum staurolite steel stream summit surface Survey Taconic temperature thickness tion vapors viscous wave-lengths xenotime zircon