Li, Y.-T. (1984). Early Tertiary non-marine gastropods from the Lingbao Basin of Henan Province. Professional Papers of Stratigraphy and Palaeontology. 11: 1-30.
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Li, Y.-T.
1984
Early Tertiary non-marine gastropods from the Lingbao Basin of Henan Province
Professional Papers of Stratigraphy and Palaeontology