就药用浮石与浮海石的品种通过对古代、现代有关本草的考证比较进行研究和整理，认定浮石为火成岩类岩石的块状物，浮海石为胞孔科动物脊突苔虫和瘤苔虫的干燥骨骼，为澄清混乱，确保临床合理用药提供了理论依据。 Based on the study and comparison of the ancient and modern researches on the materia medica, the pumice stone and the floating sea stone species were determined to be lumps of igneous rocks, and the floating sea stones were Cynoporidae. The dry skeleton of the bryozoans provides a theoretical basis for clarifying the confusion and ensuring the rational use of drugs.