1999年的元旦,和往日一样,舒德干教授早早来到实验室,坐在显微镜前,他并没有意识到这一天会有什么不同。 这些天来,舒德干和助手们主要的工作就是整理研究他们不远万里从云南澄江化石库带回来的化石。 舒德干小心地用解剖针拨开化石上的浮士和杂质,一条小小的近似蠕虫的动物在显微镜下清晰起来:它有尾巴,背部 On the New Year’s Day in 1999, just as in the past, Professor Shu Degan came to the lab earlier and sat in front of the microscope. He did not realize how different this day would be. These days, the main job of Shudan and his assistants is to study and study the fossils that they brought back from the Chengjiang fossil store in Yunnan province. Shudan carefully dissects the fossils and impurities from the anatomical needles, and a small, nearly worm-like creature becomes clear under the microscope: it has a tail, a back