In the Spring of 1933 Mr.C.Li obtained a remarkable fossil froma dark gray limestone probably of Permian (?) age in Kwangsi Province.The fossil was partly exposed on the weathered surface of the rock,and itsexternal form looks like an ordinary Orthoceras.After a polished longi-
In the Spring of 1933 Mr.C.Li obtained a remarkable fossil froma dark gray limestone probably of Permian (?) age in Kwangsi Province.The fossil was partly exposed on the weathered surface of the rock,and itsexternal form looks like an ordinary Orthoceras.After a polished longi-
俞建章.1935. ON AMVLYSIPHONELLA ASIATICA SP. NOV.,A REMARKABLE SPONGE[J].地质学报,(1).
.1935.[J]. Acta Geologica Sinica,(1).
