SOME SILURIAN CORALS FROM THE VICINITY OF BEIYIN OBO,INNER MONGOLIA

The material dealt with in this paper was collected in 1955 by Mr.L.H.Wong and others of 241.Party of the Geological Bureau of North China,Ministry of Geology,at a locality about 20 km north-east of Beiyin Obo,InnerMongolia.According to the collectors’field observation,all the corals occur ina limestone imbedded in a red sandstone series,striking east to west and dip-ping to north.The thickness of the red sandstone series is unknown,it is over-lain by the Upper Carboniferous Triticites bed.The coral-horizon is estimatedat about 2,500 meters below the Triticites bed.No detailed stratigraphical dataare available.The corals described here comprise the following species

Project Supported:

Clc Number: