昌都-思茅地区位于金沙江-藤条河构造带与澜沧江-昌宁-双江构造带之间,包括昌都、兰坪、思茅三个盆地。这里的冷-凉生物群过去知道很少,虽然有些零星报道和记载,并没有引起人们足够的注意和重视。近年来,笔者在进行本区岩相古地理的研究中,注意了冷-凉生物材料的收集,发现该区石炭—二叠纪冷-凉生物不仅比较丰富,在 The Qamdo-Simao region is located between the Jinshajiang-Tengchian structural belt and the Lancang-Changning-Shuangjiang structural belt, including the three capitals of Qamdo, Lanping and Simao. The cold-cool biota here used to know very little, although some sporadic reports and records did not attract enough attention and attention. In recent years, during the study of lithofacies palaeogeography in this area, the author paid attention to the collection of cold-cool biomaterials and found that the Carboniferous-Permian cold-cool organisms in this area are not only rich,