# Annelids

**IRI:** https://folio.openlegalstandard.org/R7d6ePt6NeHR2HSsVArPLvn

## Labels

## Definition

Annelids are a phylum of invertebrate animals known as Annelida, characterized by their segmented bodies and a true coelom, which acts as a hydrostatic skeleton. This group includes earthworms, leeches, and polychaetes, and they play vital roles in soil aeration and aquatic ecosystems.

## Sub Class Of

- https://folio.openlegalstandard.org/RCBYQBHCTDnnpanK0HJ0I7w

**Deprecated:** False