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Updated: May 11, 2026

Ablation of a Single Cell From Eight-cell Embryos of the Amphipod Crustacean Parhyale hawaiensis
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パレオントロジー:エディアカランの胚の脱衣と再着替え

Shuhai Xiao1, Chuanming Zhou, Xunlai Yuan

  • 1Department of Geosciences, Virginia Polytechnic Institute and State University, Blacksburg, Virginia 24060, USA.

Nature
|April 6, 2007
PubMed
まとめ

エディアカランの微生物化石であるメガスペーラとパラパンドロリナは,バクテリアである可能性は低い. 新しい観測は,これらの化石が硫黄酸化細菌であるとの解釈に異議を唱え,それらは動物の休息卵ではないことを示唆しています.

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The Fossil Record02:56

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The fossil record documents only a small fraction of all organisms that have ever inhabited Earth. Fossilization is a rare process, and most organisms never become fossils. Moreover, the fossil record only exhibits fossils that have been discovered. Nevertheless, sedimentary rock fossils of long-lived, abundant, hard-bodied organisms dominate the fossil record. These fossils offer valuable information, such as an organism's physical form, behavior, and age. Studying the fossil record helps...