pygidium Definition
- 1the posterior part of the exoskeleton in certain arthropods, especially crustaceans and some insects, forming a shield for the rear of the body and typically bearing the anus and terminal appendages.
- 2the last segment of the body in certain arthropods, such as insects and myriapods
Using pygidium: Examples
Take a moment to familiarize yourself with how "pygidium" can be used in various situations through the following examples!
Example
The pygidium of a trilobite is often well preserved in fossils.
Example
The pygidium of a beetle is usually hard and shiny.
๐
Summary: pygidium in Brief
A 'pygidium' [pij-id-ee-uhm] is the posterior part of the exoskeleton in certain arthropods, such as crustaceans and insects. It serves as a shield for the rear of the body and typically bears the anus and terminal appendages. The term also refers to the last segment of the body in certain arthropods, such as insects and myriapods.
