Information about the crinoid Elegantocrinus hemisphericus, the Elegant Sea-lily
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Most Recent Lecture
Back to the Present, and the Future
Friday, April 26th, 13:25 - 02:15 PM, GY 447
The pattern of glacial-interglacial cycles; Oxygen isotope proxies for climate;
Regional differences in paleoenvironmental change; Late Quaternary extinction and the role of humans; Current changes in atmospheric carbon dioxide and global temperature; Comparison with past; Certainties and uncertainties from a geological and paleontological perspective.
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Technical terms
basalt
fine-grained igneous rock formed by the extrusion of magma at the surface of the earth, usually in ocean spreading ridges but sometimes above sea level as continental flood basalts. Basalt is the main component of oceanic crust.
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Hoosier paleontologists  August Frederic Foerste Foerste was born in Dayton, Ohio where he spent most of his life as a high school teacher. He was educated at Denison University (BA, 1887) and Harvard (MA, 1888; PhD, 1890). Before returning to Ohio in 1893 he worked for the USGS studying stratigraphy in New England and studied briefly at Heidelberg University in Germany. Foerste participated in early geological surveys of Ohio, Indiana, Kentucky and Canada. He is known for his work on Ordovician fossils from the Cincinnati Arch, as well as other North American Paleozoic faunas. See more...
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Dr. P. David Polly
Department of Geological Sciences
Indiana University
1001 E. 10th Street
Bloomington, IN 47405
pdpolly@indiana.edu
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