MU, A.T.
Some new or little known graptolites from the Ningkuo Shale (Lower Ordovician) of Changshan, Western Chekiang.
1957. Acta Palaeont. Sinica Vol. 5, No. 3; pp. 369-437 text in Chinese and English (pp. 406-437), 20 fig. 8 plts. h.t. plus descript. pages. Orig. extract, stapled, as such very good.

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