The Discovery of Balmeisporites from the Taipinglinchang Formation in the Jiayin Basin, Heilongjiang and Its SignificanceWAN Chuanbiao, LIU Benpei, QIAO Xiuyun, YANG Jianguo, SHAN Xuanlong and REN Yanguang (1.College of Earth Science of Jilin University, Changchun 130026; 2. College of Earth Science of China University of Geosciences, Beijing 100083; 3. Exploration and Development Research Institute of Daqing Oil Field Company Ltd., Daqing, Helongjiang 163712; 4 College of Earth and Space of Peking University, Beijing 100871)