n.冰河沙堆(蛇形丘)
According to the textual study, its source was the fault esker at the east end of the fossil course of the Zhashui River on the north part of the present Suizhou city. 经考据随珠产地为今之随州市北部?阉?实蓝?硕仙咔稹
double esker 重叠蛇形丘
mountain glacier esker 山岳冰川型蛇形丘
