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Showing 1 to 20 of 199 for “"paleontology"”.
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Celestial Paleontology: The Legacy of Dying Stars
<p>In their death throes, stars dole out their atmospheric material to the interstellar medium in dramatic stellar winds and spectacular explosions. The details of this profound metamorphosis, from star to remnant, play a key role in the next generation of star formation as well as the energetic …
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Dentitions of lamniform sharks: Homology, phylogeny, and paleontology.
… of lamniform sharks: Homology, phylogeny, and paleontology.
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Paleontology and Stratigraphy of the Caloosahatchee Marl of Florida
<p>Considerable controversy has arisen over the naming of Pleistocene deposits in Kidder County, North Dakota. This controversy deals with the naming of drift sheets in the western two-thirds of the County. The eastern one-third and limited portions in the northern part of the County have …
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Mexican Tertiary Biostratigraphy and Paleontology--Larger Foraminifera and Corals
Made available in DSpace on 2014-12-09T20:34:23Z (GMT). No. of bitstreams: 1 6612329.pdf: 13314174 bytes, checksum: f4e863f6984829142e6f62f487505748 (MD5) Previous issue date: 1966
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Paleontology and stratigraphy of the Shady Formation near Austinville, Virginia
The Shady Formation near Austinville, Virginia, approximately 60 miles (96 km) southwest of Roanoke, includes four members. Northwest of the axis of the Austinville anticline, the Shady Formation is entirely of Early Cambrian age, lies stratigraphically above the Erwin Quartzite and …
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Molluscan paleontology of the Pierre Shale (Upper Cretaceous), Bowman County, North Dakota
<p> The Pierre Shale of Campanian and Early Maestrichtian age in Bowman County, southwestern North Dakota, has an abundant molluscan fauna and 51 species are described herein. The 51 species consist of 1 species of scaphopod, 13 species in 11 genera of gastropods, 24 species' in 17 genera of …
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Geology of Mangapanian (late pliocene) strata, Wanganui Basin: lithostratigraphy, paleontology and sequence stratigraphy
Fourteen Mangapanian and early Nukumaruan (late Pliocene) cyclothems in Wanganui Basin have been studied, stratigraphically logged and geologically mapped in thirteen sections from west to east across the basin. The Mangapanian succession contains two subgroups. The Paparangi Subgroup contains …
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Stratigraphy, Depositional History, and Brachiopod Paleontology of Virgilian Strata of East-Central Illinois
The Virgilian outlier, upper Mattoon Formation, in east-central Illinois consists of alternating marine and nonmarine strata divided into eight modified cyclothems: Omega, Shumway, Bogota, Newton, Mint Creek, Greenup, Toledo, and Woodbury. The modified cyclothems are recognized with lower …
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The stratigraphy and paleontology of the Devonian system in Rock Island County, Illinois
Made available in DSpace on 2017-11-30T22:11:10Z (GMT). No. of bitstreams: 2 5977092.pdf: 7804022 bytes, checksum: fca8414acf1bbe2a4a2d45c417b8308f (MD5) license.txt: 4813 bytes, checksum: 715c4321821a960fa1a1e91d2ac7ebce (MD5) Previous issue date: 1912
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Stratigraphy and conodont paleontology of late Silurian-early Devonian strata of western Virginia
Biostratigraphic study of the Late Silurian-Early Devonian strata of western Virginia reveals the presence of at least three potentially useful multielement conodont apparatuses. Two multielement species of the genus Ozarkodina may prove to be useful in determining the boundary between the Silurian …
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Paleontology and stratigraphy of the Nolichucky Formation in southwest Virginia and northeast Tennessee
The paleontology and stratigraphy of the Nolichucky and adjacent formations in the region from Giles and Montgomery counties, Virginia, to the latitude of Knoxville, Tennessee, is described from 27 measured sections and 22 isolated localities. Over 3,600 fossil specimens were collected and …
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The tertiary geology and systematic paleontology (phylum mollusca) of the Guajira Peninsula, Colombia, South America
<p>Rocks of the Tertiary System of the Guajira Peninsula of northern Colombia are exposed in three sedimentary basins surrounding older uplifted areas. The Portete (north central Guajira) and Chichibacoa (northeastern Guajira) basins are newly recognized. Certain previously proposed stratigraphic …
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Paleontology and Paleoecology of the Nada Member of the Borden Formation (Lower Mississippian) in Eastern Kentucky
The Nada Member of the Borden Formation (Mississippian) in northeastern Kentucky was the delta platform deposit of the Borden delta. It consists mainly of iliciclastic mudstones with carbonates and siltstone interbeds. The dominant fossil groups that it contains are crinoids, brachiopods, rugose …
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Stratigraphy and paleontology of the Windsor group (Upper Mississippian) in parts of Cape Breton Island, Nova Scotia
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Geology, 1952.
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Contributions and New Methods in Paleontology: Geochemical, Ultrastructural, and Microstructural Characterization of Archean, Proterozoic, and Phanerozoic Fossils
Over the past decade, the study of organismal or systematic paleobiology has been progressing into a new age of digital paleobiology, in which advanced instrumentation is utilized for primary data collection and analyses. Having been progressing throughout this field of study, advanced …
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Stratigraphy and paleontology of the upper Cretaceous Morden Member (Vermilion River Formation) in the outcrop area, northeastern North Dakota
<p>The Late Cretaceous Morden Member is the oldest exposed bedrock unit in North Dakota, cropping out in eastern Cavalier County in the northeastern part of the state. The Morden overlies the Greenhorn Formation and underlies the Niobrara Formation. The Canadian Morden Member of the Vermilion River …
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Molluscan paleontology of the Pliocene Peace Valley "beds" and Ridge Route "formation" (Ridge Basin group), Ridge Basin, southern California
<p>The Ridge Basin, 90 km northwest of Los Angeles, California, lies within the San Gabriel, San Andreas, Liebre, and Clearwater fault zones. The basin is an elongated, wedge-shaped, intermontane, Miocene-Pliocene basin filled with about 12 000 m of marine, lacustrine, fluvial, and alluvial …
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