Is erected herein . a study of these brachiopod fossils demonstrates that the chengjiang lagerstatte has the potential to elucidate the character acquisition and character evolution of brachiopod in the early cambrian and to explore the earliest phanerozoic diversification of brachiopoda 笔者在前人工作的基础上，基于大量的野外观察和室内整理，重点对澄江化石群中腕足动物的形态解剖和生态做出了进一步的解释和补充。
