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本文研究的轮藻化石,系我单位孙孟蓉、余静贤及笔者于1976—1979年间,采自内蒙古萨拉木伦地区上白垩统二连达布苏组、上古新统脑木根组、下始新统巴彦乌兰组、中始新统阿山头组、上始新统萨拉木伦组、下渐新统下脑岗代组及上中新统通古尔组。部分标本为齐涛同志惠赠。经鉴定计27属,76种,其中9个新种。
The chalcoccus fossils studied in this paper were collected by Sun Mengrong, Yu Jingxian and my colleagues from 1976 to 1979 in the Upper Cretaceous Erlianbusu Formation, the Paleocene Yamugen Formation and the Lower Eocene Bayan Wulan Formation, Middle Eocene Ashan Head Formation, Upper Eocene Salimun Formation, Lower Oligocene Yungangtai Formation and Upper Miocene Tonguer Formation. Some specimens for the benefit of Comrade Qi Tao. The identification of 27 genera and 76 species, of which 9 new species.