exuvia
/ɛɡˈzuːviə/
noun
- The shed outer skin or shell of an animal, such as an insect, spider, or crustacean, after molting.
- The cicada's exuvia was still clinging to the tree trunk.
- We found a crab exuvia on the beach, perfectly intact.
- Under the microscope, the exuvia showed the fine details of the insect's legs.