淮河中、下游第四纪地层的标准剖面及其地层名称,是1955年杨钟健、周明镇两教授在《古生物学报》发表了“安徽省泗洪县及五河县东部第四纪地层及化石产地”一文之后确立的。 1952—1954年,当时的水利部治淮委员会,在安徽及江苏北部淮河流域兴修了许多水利工程,如下草湾切岭、峰山切岭及泊岗引河等水利工程。在这些工程的开挖过程中, The standard sections of the Quaternary strata in the middle and lower reaches of the Huaihe River and their stratigraphic names were published in 1955 by the authors Yang Zhongjian and Zhou Mingzhen in the Paleontological Journal, “Quaternary Fossils and Fossils in the East of Wuhe County, Anhui Province ”After the establishment of a text. 1952-1954, then the Ministry of Water Resources Huai River Commission, in Anhui and northern Huaihe River in Jiangsu Province to build a number of water conservancy projects, as follows Caoting Chelsea, Peak Hill Ridge and Park River cited water conservancy projects. In the excavation of these projects,