The environment fell into the middle-outer neritic province from the end stage of the late Oligocene to the early period of the Pleistocene in this sea area. The five bioproductivity explosion events(BEE-BEE)had happened during this period.
The environment fell into the middle-outer neritic province from the end stage of the late Oligocene to the early period of the Pleistocene in this sea area. The five bioproductivity explosion events(BEE-BEE)had happened during this period.
本区从晚渐新世末期至更新世早期的环境为中-外浅海环境,在此期间,共有五次生物生产力爆炸事件(BEE—BEE)。