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The material of this short paper includes four species, one is a new form of Waagenophyllum, and the three others belong to a new subgenus named Liangshanophyllum. The specimens of the latter were collected by Y. H. Lu in 1942 from Liangshan, S Shensi, in a grayish black massive limestone, which is considered as the upper-most part of the Permian limestone at that region wish very abundant fossil corals of fasciculate cylindrical form. The new species of Waagenophyllum was collected in
The material of this short paper includes four species, one is a new form of Waagenophyllum, and the three others belong to a new subgenus named Liangshanophyllum. The specimens of the latter were collected by YH Lu in 1942 from Liangshan, S Shensi, in a grayish black massive limestone, which is considered as the upper-most part of the Permian limestone at that region wish very abundant fossil corals of fasciculate cylindrical form. The new species of Waagenophyllum was collected in