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Chinese-led team uncovers oldest known body fossils of ringed worms_蜘蛛资讯网

Photo: Courtesy of Zhang HuaqiaoAn international research team led by Chinese scientists has discovered the oldest known body fossils of annelids, extending the evolutionary record of a major animal

nary history prior to the Cambrian explosion.The discovery not only fills a gap in the earliest evolutionary history of annelids but also suggests that the group had already diversified during the ear

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