This paper reports fossil pollen collected recently from the Upper Jurassic Yixian Formation of western Liaoning Province, and first demonstrates the oldest known angiospermous pollen in the world.
对辽宁西部晚侏罗世义县组中的孢粉植物群进行了系统研究，首次发现了目前为止世界上最古老的被子植物花粉化石。
This paper reports fossil pollen collected recently from the Upper Jurassic Yixian Formation of western Liaoning Province, and first demonstrates the oldest known angiospermous pollen in the world.
对辽宁西部晚侏罗世义县组中的孢粉植物群进行了系统研究，首次发现了目前为止世界上最古老的被子植物花粉化石。
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