1986年笔者等在大连棋盘磨等地的金县群兴民村组中部王家坦页岩段页岩层中发现后生动物类水母化石;在金州北山等地的葛屯组页岩层中发现类水母化石、蠕虫化石、可疑小壳类化石和后生植物宏观藻类化石等,丰富了我国震旦系的古生物学内容,对辽南震旦系—寒武系界线的厘定提供了古生物学依据。 In 1986, the author found metazoan jellyfish fossils in the shale of the Wangjiamitan shale in the central part of the Qixing Mincun Formation in Jinxian County, such as Dalian Cheboksan. In the Gertun Formation shale formations in the Beishan area of ​​Jinzhou, Fossils, worm fossils, suspicious small shell fossils and epigenetic macroscopic algal fossils enriched the paleontology of Sinian in China and provided paleontological evidence for the determination of Sinian-Cambrian boundary in southern Liaoning Province.