Author: Osaki, K., 1939.:
Title: On some Lower Carboniferous brachiopods from Central Hunan, China.
Description: Jour. Shanghai Sci. Inst., Sect. II, 2(7): pp. 225-282, many photos on 9 plates, 8 figs.,r efs. Offprint, orig. wrappers. Spine neatly mended, covers a bit browned, contents very good. - Scarce.

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