Rangkui
Rangkui is a fossilized shellfish species known for its exceptional preservation and rarity. Found primarily in the geological deposits of China's Tarim Basin, Rangkui lived during the Permian period, around 250 million years ago. These ancient creatures belonged to the genus Hunsuikia, characterized by their unique shell morphology.
The exceptional preservation of Rangkui shells can be attributed to the region's arid climate and the natural
Ranging in size, many Rangkui fossils are relatively small, measuring around several centimeters in length. Their