Yu Wen. (1981). New Earliest Cambrian Monoplacophorans and Gastropods from W. Hubei and E. Yunnan. Acta Palaeontologica Sinica. 20(6): 552–556. [in Chinese].
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Yu Wen
1981
New Earliest Cambrian Monoplacophorans and Gastropods from W. Hubei and E. Yunnan