Black chiton
- kingdom: Animalia
- phylum: Mollusca
- class: Polyplacophora
- order: Chitonida
- family: Mopaliidae
- genus: Katharina
- species: Katharina tunicata
Victoria
British Columbia
Canada
Sitka
Alaska- Carmel-by-the-Sea
California- Bremerton
- Parkwood
- Port Orchard
Washington
United States