Lucinidae
| Lucinidae Temporal range: Silurian – Present | |
|---|---|
| Divaricella huttoniana | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Mollusca | 
| Class: | Bivalvia | 
| Order: | Lucinida | 
| Superfamily: | Lucinoidea | 
| Family: | Lucinidae Fleming, 1828 | 
| Genera | |
| See text. | |
Lucinidae, common name hatchet shells, is a family of saltwater clams, marine bivalve molluscs.
These bivalves are remarkable for their endosymbiosis with sulphide-oxidizing bacteria.