一洞庭湖西部平原史前考古文化谱系洞庭湖西部平原,包含沅水下游流段的丘陵平原地区。在行政区划上为湖南省的常德市、张家界市东部所辖范围。地理坐标为东经110°~112°,北纬28°45′~29°54′。该区域总的地貌特点是西高东低,北高南低。澧水从西北流向东南,沅水自西南流向东北。大体可以分为两个地貌小单元,西部为武陵山区,澧水中、上游流段蜿蜒其间,东 A prehistoric archeological and cultural pedigree of the western plain of Dongting Lake contains the plain of Dongting Lake in the western plain of the Dongting Lake and the hilly plain area containing the downstream stream of the Yuan River. In the administrative divisions for Changde City, Hunan Province, Zhangjiajie City under the jurisdiction of the east. The geographical coordinates are east longitude 110 ° ~ 112 ° north latitude 28 ° 45 ’~ 29 ° 54’. The total landscape features of the area are West High East Low and North High South Low. Sludge flows from the northwest to the southeast, Yuanshui flows from the southwest to the northeast. Generally can be divided into two small units of landscape, Wuling Mountain in the west, water, the upstream flow meandering during the East