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bookAt: Ill. Geol. Sussex, London, Lupton Relfe By: Mantell G. A.
bookAt: Ill. Geol. Yorkshire, York, printed for the author, 1 By: Phillips J.
journalAt: Bollettino della Società Geologica Italiana, 11, 3 By: Clerici E.
journalAt: Ameghiniana, 38, 1 By: Passalia M. G., Romero E. J., Panza J. L.
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journalAt: Acta Phytotaxonomica Sinica, 30, 5 By: Tao J.-R., Zhang C.-B.
journalAt: Acta Botanica Sinica, 32, 3 By: Tao J.-R., Zhang C.-B.
journalAt: Zhongguo Kexue, Series, B, huaxue, shengwuxue, nongxue, yixue, dixue, 1992, 5 By: Sun G., Guo S.-X., Zheng S.-L., Piao T.-Y., Sun X.-K.