Atlantic great piddock
- kingdom: Animalia
- phylum: Mollusca
- class: Bivalvia
- order: Myida
- family: Pholadidae
- genus: Zirfaea
- species: Zirfaea crispata
Lysekil
Västra Götaland
Sweden
Loftus
England
United Kingdom
West Haven
Connecticut
United States