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关于蜘蛛的起源,我们可能错了
此前学界根据陆地沉积岩中类蛛形纲化石的外部特征,认定现代蜘蛛及其近亲源于陆地。但斯特劳斯菲尔德团队借助光学显微镜及成像技术,对保存完好的莫里森虫化石内部进行高精度扫描,揭示了颠覆性发现:现代蜘蛛与莫里森虫存在多项共性,其中最显著的是中枢神经系统特征。
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