There are two specimens of aseptate (tabulate) corals collected byMessrs.T.F.Hou and C.C.Sun in 1934,from the siliceous limestone bedabout 150 m.thick,at the upper part of the metamorphic rock series,or theso-called 'Nanshan Sandstein' of Ludwig von Lóczy~1.or the 'Nanshan Series'of C.Y.Hsieh~2,which consist mainly of green schist,slate and quartzite,witha total thickness of about 2000 m.The localities of these two specimens are