Hierarchy classification:

1. top of the aat hierarchies
2. Agents Facet
3. Living Organisms (hierarchy name)
4. living organisms (entities)
5. Eukaryota (domain)
6. Animalia (kingdom)
7. [animals by form]

Anotations

Scope note:

General term referring to members of several invertebrate phyla of various disparate groups, including the entire phylum of annelids. They have in common soft, elongated bodies lacking a hard outer covering.