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地质学报 1949
OntheOccurrenceofZelliafromtheMapingLimestoneofChengkung,CentralYunnanAbstract: INTRODUCTIONThespecimensdescribedinthepresentpaperwerecollectedin1939bythelateMr.T.Y.HsuandMr.C.S.PienfromtheMapinglimestoneexposedEofTuikoshan,Chengkungdistrict,CentralYunnan.AllspecimensbelongtoZellia,asubgenusofPseudoschwagerina;threeformsmaybereferredtoknownsubspecieswhiletwoarenew.
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