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Agathoxylon Matildense
''Agathoxylon'' (also known by the synonyms ''Dadoxylon'' and ''Araucarioxylon'') is a form genus of fossil wood, including massive Trunk (botany), tree trunks. Although identified from the late Palaeozoic to the end of the Mesozoic, ''Agathoxylon'' is common from the Carboniferous to Triassic. ''Agathoxylon'' represents the wood of multiple conifer groups, including both Araucariaceae and Cheirolepidiaceae, with late Paleozoic and Triassic forms possibly representing other conifers or other seed plant groups like "pteridosperms". Description ''Agathoxylon'' were large trees that bore long strap-like leaves and trunks with small, narrow rays. Often the original cellular structure is preserved as a result of silica in solution in the ground water becoming deposited within the wood cells. This mode of fossilization is termed permineralization. Systematics As a genus, ''Dadoxylon'' was poorly defined, and apart from Araucariaceae, has been associated with fossil wood as diverse as C ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Late Carboniferous
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