With the verification of the type specimen by six experts from the Nanjing Institute of Geology and Palaeontology, the specimen of Xianfengella prima He and Yang, 1982 described by Qian （Qian, 2001, flge2： la-c） is...With the verification of the type specimen by six experts from the Nanjing Institute of Geology and Palaeontology, the specimen of Xianfengella prima He and Yang, 1982 described by Qian （Qian, 2001, flge2： la-c） is confirmed to be the holotype specimen （NIGP. 84430） of Yangtzedonta primitiva Yu, 1985, and consequently, Yu Wen＇s view that they are not the same specimen is impractical. This fact demonstrates that Yangtzedonta primitiva Yu, 1985 is undoubtedly a junior synonym of Xianftngella prima He and Yang, 1982, and is invalid. Qian＇s conclusion （Qian, 2001 ） that no bivalve appeared in the early Meishucunian Stage of the Early Cambrian is rational.展开更多
Trogloneta yuensis Lin&Li,2013 is one of interesting member in morphology of the spider family Mysmenidae,and it should be possible for it to be widespread in the Southern China based on the currently known field ...Trogloneta yuensis Lin&Li,2013 is one of interesting member in morphology of the spider family Mysmenidae,and it should be possible for it to be widespread in the Southern China based on the currently known field survey records.Phricotelus yangaciong Lin&Li,2024 is a recent described mysmenid species.Through detailed morphological comparison,we firmly believe that it belongs to the same species as Trogloneta yuensis.According to the principle of priorty law of the Internation Code of Zoological nomenclature,a new synonymy,Phricotelus yangaiong Lin&Li,2024 syn.nov.,is formally proposed for Trogloneta yuensis Lin&Li,2013,and provided a brief retrospect for the genus Trogloneta in this paper.展开更多
基金This work was supported by the Major State Basic Research Project(Grant No.G200007 7700)the National Natural Science Foundation of China(Grant Nos.40572006 and 40232020).
文摘With the verification of the type specimen by six experts from the Nanjing Institute of Geology and Palaeontology, the specimen of Xianfengella prima He and Yang, 1982 described by Qian （Qian, 2001, flge2： la-c） is confirmed to be the holotype specimen （NIGP. 84430） of Yangtzedonta primitiva Yu, 1985, and consequently, Yu Wen＇s view that they are not the same specimen is impractical. This fact demonstrates that Yangtzedonta primitiva Yu, 1985 is undoubtedly a junior synonym of Xianftngella prima He and Yang, 1982, and is invalid. Qian＇s conclusion （Qian, 2001 ） that no bivalve appeared in the early Meishucunian Stage of the Early Cambrian is rational.
基金supported by the Nationa Natural Science Foundation of China(NSFC-31972870,31772410).
文摘Trogloneta yuensis Lin&Li,2013 is one of interesting member in morphology of the spider family Mysmenidae,and it should be possible for it to be widespread in the Southern China based on the currently known field survey records.Phricotelus yangaciong Lin&Li,2024 is a recent described mysmenid species.Through detailed morphological comparison,we firmly believe that it belongs to the same species as Trogloneta yuensis.According to the principle of priorty law of the Internation Code of Zoological nomenclature,a new synonymy,Phricotelus yangaiong Lin&Li,2024 syn.nov.,is formally proposed for Trogloneta yuensis Lin&Li,2013,and provided a brief retrospect for the genus Trogloneta in this paper.
