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本文描述的苔藓虫化石,系采自西藏雅鲁藏布江以北、申扎县永珠公社下拉、日阿、昂杰及德日朗玛等地。经笔者研究,计20属、31种,包括11个新种,2个未定种,其中泡孔目8属13种,包括6个新种;变口目4属5种,包括1个新种;隐口目8属13种,包括4 个新种。分布在上石炭统下部昂杰组1属1种,上部郎玛日阿组(石炭一二叠纪过渡层) 4属4种;下二叠统下部下拉组12属18种;上部卓布组9属9种。这些苔藓虫化石的发现,
The bryozoans fossils described in this paper were collected from the north of the Yarlung Zangbo River in Tibet, the pull down of Yongzhu Commune in Shenzhan County, Japan and Angkor and the German Sunrang. According to the study of the author, there are 20 genera and 31 species, including 11 new species and 2 undetermined species, of which 13 species belong to 8 genera, including 6 new species, and 5 species belong to 4 genera, including 1 new species There are 8 species in 8 genera, including 4 new species. There are four genera and four genera in Langmari A group (Upper Carboniferous-Permian transitional layer) in the upper Upper Carboniferous. There are 12 genera and 18 species in the Lower Lower Permian pull-down group. The upper Zhuobu Formation 9 genera and 9 species. The discovery of these bryozoan fossils,