Fauna of the Taiyuan formation of north China,--Pelecypoda.
By Yatseng T. Chao.
- Peking, Geological survey of China, 1927.
- 64 p.; 1 p. l., 4 p. incl. tables. 4 pl. 30 cm.
Added t.-p. and summary in Chinese. Summary paged with Chinese numerals. Errata slip inserted.