| Modiolus modiolus | |
|---|---|
| |
| Right valve of a Modiolus modiolus | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Bivalvia |
| Order: | Mytilida |
| Family: | Mytilidae |
| Genus: | Modiolus |
| Species: | M. modiolus
|
| Binomial name | |
| Modiolus modiolus | |
Modiolus modiolus, common name northern horsemussel (Scottish Gaelic: clabaidh-dubh, Scots: clabbydoo), is a species of marine bivalve mollusk in the family Mytilidae.
