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Yu Xue-guang 《古生物学报》1991,(4):431-437
The speciments described in the present paper were collected from Hezhou, Huanglong and Chuanshan Formations in Jiangsu and Anhui. They belong to 17 genera (including 1 new genus) and 24 new species or subspecies, together with a new species from the lowermost part of the Chihsia Formation in Jiangsu. Based on characteristics of tetracorals, the Huanglong Formation (Moscovian) and the Chuanshan Formation (Sphaeroschwagerina Zone) at Dushan of Guangde, Anhui may be divided into four assemblage zones as follows: 相似文献
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