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. Arthropoda (phylum)
8. Crustacea (subphylum)

Narrower term/s

• Decapoda (order)[+]
  • Brachyura (infraorder)
  • Caridea (infraorder)
  • Astacidea (infraorder) [+]
    • Homaridae (family)

Anotations

Scope note:

Members of the class containing over 29,000 species of widely distributed marine, freshwater, and terrestrial invertebrates, including crabs, hermit crabs, krill, pill bugs, shrimp, and their relatives.