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. Chordata (phylum)

Additional parents:

1. top of the aat hierarchies
2. Agents Facet
3. Living Organisms
4. living organisms
5. Eukaryota
6. Animalia
7. Chordata
8. Protochordata

Narrower term/s

• Ascidiacea (class)
• Appendicularia (class)
• Thaliacea (class)

Anotations

Scope note:

Subphylum of small marine animals found throughout the seas of the world. Most are underwater saclike filter feeders, although some are predators. Like other chordates, they have develop a notochord early in their development. Adult members are commonly embedded in a tough secreted tunic containing cellulose.