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Silicified Permian Fossils from Texas and New Mexico. Nature 181, 1639 (1958). https://doi.org/10.1038/1811639d0
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DOI: https://doi.org/10.1038/1811639d0
Nature volume 181, page 1639 (1958)
Silicified Permian Fossils from Texas and New Mexico. Nature 181, 1639 (1958). https://doi.org/10.1038/1811639d0
Issue Date:
DOI: https://doi.org/10.1038/1811639d0