论文部分内容阅读
江苏北部及淮河下游一带普遍发育一套河湖相沉积,杨钟健等命名“下草湾系”,时代为中更新世。周明镇、李传夔(1978)确定Youngofiber sinensis (Young)(即过去的Trogontherium sinensis Young)的时代为中新世,地质时代相当或稍晚于浦镇组或洞玄观组。刘冠邦等(1973)曾把泗洪小汪庄,罗庄的下草湾组之上的一套含丰富的瓣鳃类和少量脊椎动物化石的灰白色砂砾岩,创名为泗洪组。江苏区测队二分队曾把泗洪县大红山梅花
A set of river-lacustrine facies has generally developed in the northern part of Jiangsu and the lower Huaihe River. Yang Zhongjian et al. Named “Xiacaowan”, a period of Middle Pleistocene. Zhou Mingzhen and Li Chuanxuan (1978) identified the age of Youngofiber sinensis (Young) (the former Trogontherium sinensis Young) as Miocene with a similar or later geologic age to Puzhen Formation or Dongxuanuan Formation. Liu Guanbang et al. (1973) named the Sihong Formation an ash-white sandy conglomerate of abundant petal gills and a few vertebrate fossils above the Xiaochawan Formation in Xiaowangzhuang and Luozhuang of Sihong County. Jiangsu Province, the second unit of the team had Sihong County Dahongshan plum