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本文描述了湖南桑植县洪家关、芙蓉桥的巴东组轮藻化石,它们归属于4个属17个种(其中包括3个新种和2个未定种),即Stellatochara sellingii Horn of Rantzien, S. hoellvicensis Horn of Rantzien, S. badongensis Lu, S. maedleri Horn of Rantzien, S. longipiriformis Huang, S. sangzhiensis Hu et Zeng(sp. nov.), S. zhongshane-nsis Huang, S. cf. subsphaerica Kozur et Reinhardt,? Stellatochara sp. 1, Stellatochara sp. 2; Stenochara donetziana Saidakovsky, S. blanda Saidakovsky, S. ovata Saidakovsky, S. furongqiaoensis Hu et Zeng(sp. nov.); Porochara nanjing-ensis Huang; Vladimiriella dongtunensis(Zhao), V. obtusoformis Hu et Zeng(sp. nov.)。该轮藻组合是以Stellatochara和Stenochara二属丰富为其显著特点,其中有些种过去曾发现于瑞典、德国、苏联、保加利亚的中三叠统和我国的二马营群、巴东组、黄马青组和聊城组。它们的时代是同时期的。
This article describes the Badong Formation Hydrillast fossils from Hongjiaguan and Furongqiao in Sangzhi County, Hunan Province. They belong to 4 genera and 17 species (including 3 new species and 2 undetermined species), that is, Stellatochara sellingii Horn of Rantzien , S. hoellvicensis Horn of Rantzien, S. badongensis Lu, S. maedleri Horn of Rantzien, S. longipiriformis Huang, S. sangzhiensis Hu et Zeng (sp. Nov.), S. zhongshane-nsis Huang, S. cf. subsphaerica Kozur et Reinhardt, Stellatochara sp. 1, Stellatochara sp. 2; Stenochara donetziana Saidakovsky, S. blanda Saidakovsky, S. ovata Saidakovsky, S. furongqiaoensis Hu et Zeng (sp. Nov.); Porochara nanjing-ensis Huang; Vladimiriella dongtunensis (Zhao), V. obtusoformis Hu et Zeng (sp. Nov.). The Chara hybrid is characterized by two rich genera of Stellatochara and Stenochara, some of which have been found in the Middle Triassic of Sweden, Germany, the Soviet Union and Bulgaria and the two mahjong group, the Padang Formation, the Yellow Horse Youth group and Liaocheng group. Their times are contemporaneous.