Annelid

Definition

A member of the phylum Annelida, which includes segmented worms such as earthworms, leeches, and marine worms.

Etymology

From the Latin 'anellus', meaning 'little ring', referencing the ring-like segments that make up their bodies.

Example

The earthworm is a classic example of an annelid, known for its segmented body and role in soil aeration.

Synonyms

• Segmented worm

Related Terms

• Polychaete
• Oligochaete
• Hirudinea

Usage Notes

Annelids are characterized by their segmented bodies, with each segment containing similar sets of organs.