Question

Name an entity where metameric segmentation is seen?

Answer 1

Metameric segmentation: Annelida

1. In the metameric segmentation, the animal body is generally divided both externally & internally into various distinct segments called metamers. Metamers in an annelid is usually characterized by the repetition of most organs in all of them.
2. In Annelids, both the external and internal segmentation is present i.e. body of annelids is metamerically segmented.
3. Pheretima commonly called an earthworm is an annelid belonging to the class of Oligochaeta that has metameric segmentation.