Modiolus barbatus
| Modiolus barbatus Temporal range:   | |
|---|---|
| Fossil shells of Modiolus barbatus from Pliocene of Italy | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Mollusca | 
| Class: | Bivalvia | 
| Order: | Mytilida | 
| Family: | Mytilidae | 
| Genus: | Modiolus | 
| Species: | M. barbatus  | 
| Binomial name | |
| Modiolus barbatus | |
| Synonyms | |
Modiolus barbatus, the bearded horse mussel, is a species of "horse mussel", a marine bivalve mollusc in the family Mytilidae, the mussels.
The fossil record of this species dates back to the Pliocene (age range: 3.6 to 2.588 million years ago).