Triassic

Results: 432



#Item
71Stratigraphy / Beacon sandstone / Fremouw Formation / Triassic / Permian / Antarctica / Glossopteris / Geology / Physical geography / Geologic formations

Cooper, R. A., J . B. Jago, A. J . Rowell, and P. Braddock. In press. Age and correlation of the Cambrian—Ordovician Bowers Supergroup, northern Victoria Land. In R. L. Oliver, J. B. Jago, and P. R. James (Eds.), Antar

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Language: English - Date: 2011-05-06 05:05:54
72Igneous petrology / Granite / Metamorphic petrology / Granitoid / Pluton / Orogeny / Economic geology / Metamorphic rock / Kaapvaal craton / Geology / Petrology / Cratons

coal measures in southern Victoria Land. Sediments in the Triassic of southern Victoria Land, the central Transantarctic Mountains, and northern Victoria Land are in part volcaniclastic. This research was supported by Na

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Language: English - Date: 2011-05-06 05:35:57
73Geologic formations / Geology / Fremouw Formation / Shackleton Coast / Cynognathus / Antarctica / Beaufort Group / Triassic / Beardmore Glacier / Physical geography / Geography of Antarctica / Dufek Coast

fern possesses a mesarch, amphiphloic siphonostele embedded in a parenchymatous cortex. The pith is often scierified. In these stems there is relatively little support tissue. Only the vascular strand and thickened cells

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Language: English - Date: 2011-05-06 15:38:50
74Foreland basin / Tectonics / Fremouw Formation / Permian / Triassic / Jurassic / Geology of Australia / Geology / Sedimentology / Geologic formations

Examination of the pre-adult morphology of planktonic foraminifera using the methods described above provides additional criteria for understanding their taxonomy and phylogenetic relationships. Although this study was c

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Language: English - Date: 2011-05-06 07:43:42
75

interest to see if this new community maintains the strong correspondence evident for the lower Fremouw, or if Antarctica developed a unique fauna during the later portion of the Early Triassic. A paleoecological analysi

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Language: English - Date: 2011-05-06 15:38:55
    76Antarctica / Physical geography / Triassic / Jurassic

    poorly sorted massive sandstones of unit 4 abruptly truncate unit 3. The coquinas consist of large disarticulated Pecten, Ostrea, broken echinoids, and whale bones. The fine-grained sandstone and mudstone of unit 5 entom

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    Language: English - Date: 2011-05-06 05:14:56
    77Shackleton Coast / Geologic formations / Dufek Coast / Fremouw Formation / Triassic / Cycad / Permian / Antarctica / Skaar Ridge / Physical geography / Geology / Geography of Antarctica

    preserved and abundant here. Jaws and partial skulls of synapsids also occur, including a fairly large theriodont. Little of the material was well exposed in the field so more specific taxonomic determinations are diffic

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    Language: English - Date: 2011-05-06 18:09:21
    78Sandstone / Stone / Permian–Triassic extinction event / Early Triassic / Clastic rock / Petrography / Triassic / Permian / Igneous rock / Geology / Petrology / Sedimentary rocks

    western Pacific as well, a potently anomalous zone in its own right. Without going into the details of the data analysis, we summarize the conclusions that can be drawn from our study of the dispersion of Rayleigh waves

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    Language: English - Date: 2011-05-06 03:56:33
    79Geology / Glossopteris / Alamein Range / Takrouna Bluff / Gair Mesa / Antarctica / Beacon sandstone / Triassic / Permian / Pennell Coast / Geography of Antarctica / Physical geography

    present. Orientations of abundant striations on fault surfaces (slickensides) and other features clearly indicate normal or reverse faulting with little or no strike-slip movement (figure 3). The last of these appears re

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    Language: English - Date: 2011-05-06 05:33:40
    80Geologic time scale / Geology / Prehistory / Changhsingian / Wuchiapingian / Hindeodus / Triassic / Permian / Historical geology / Geochronology

    175 by Yugan Jin1, Yue Wang1*, Charles Henderson2, Bruce R. Wardlaw3, Shuzhong Shen1, and Changqun Cao1 The Global Boundary Stratotype Section and

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    Source URL: permian.stratigraphy.org

    Language: English - Date: 2012-10-27 09:42:08
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