Wang, B. (1990). Bivalve fossils of the Qingshan Formation. In: Regional Geological Survey Team of Shandong Bureau of Geology and Mineral Resources (Ed.) The Stratigraphy and Palaeontology of Laiyang Basin, Shandong. Geological Publishing House, Beijing, pp. 29-35.
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Wang, B.
1990
Bivalve fossils of the Qingshan Formation
In: Regional Geological Survey Team of Shandong Bureau of Geology and Mineral Resources (Ed.) The Stratigraphy and Palaeontology of Laiyang Basin, Shandong. Geological Publishing House, Beijing, pp. 29-35