A special kind of paleontology-Eldonia Eldonia was an extinct soft-bodied Cambrian animal This specimen was discovered during the Early Cambrian period in Maotian Mountain, Chengjiang County, Yuxi City, Yunnan Province, China. It is extremely complete, with every detail intact. Now they are almost extinct on the market, and only a few are collected by museums, which are very precious! Insect body length: 5.2cm Characteristics: Eldonia has a large body with a rounded outline. The diameter of an adult individual can reach more than 100mm. There are about 80 radiating tubes on the back and about 40 radiating tubes on the abdomen, all extending from the central cavity to the edge.