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Date: 2011-05-06 06:58:46 Mesozoic Temnospondyls Dufek Coast Fremouw Formation Therapsids Triassic Cynognathus Therapsida Temnospondyli Phanerozoic Cynodonts Geology		Arial Narrow Negreta cursiva Add to Reading List Source URL: s3.amazonaws.com Download Document from Source Website File Size: 2,98 MB Share Document on Facebook

	ALLAN C. ASHWORTH Research Professor and NDSU Distinguished Professor Emeritus President of the International Union for Quaternary Research CONTACT INFORMATION Department of Geosciences Stevens Hall, 1340 Bolley Drive DocID: 1r3mm - View Document
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	a vitric tuff (Barrett, 1969) and by tuffaceous claystone, which is common in the middle and upper , members of the formation. The composition of the Fremouw sandstone varies both vertically and laterally, reflecting cha DocID: 15a65 - View Document
	floodplain deposits laterally suggests a scenario in which a forested, swampy island was undercut and destroyed during flooding. Once buried, the fossil peat was quickly silicified before compression could take place, pr DocID: 159VH - View Document
	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 DocID: 159PL - View Document