Half-Naked Pen Shell
Atrina seminuda
- Group: Other
- Typical depth: 0–256 m
- Max size: 24.3 cm
A pen shell that stands buried point down in shallow seagrass beds, leaving only its broad rear edge above the sand. Anchored by tough byssal threads, it filters plankton through its open valves and can reach about 24 centimetres.
Taxonomy: Animalia › Mollusca › Bivalvia › Ostreida › Pinnidae › Atrina
Species data via the World Register of Marine Species (WoRMS), AphiaID 420740.
FAQ
- How deep does the Half-Naked Pen Shell live?
- The Half-Naked Pen Shell (Atrina seminuda) is typically found at 0–256 m.
- How big does the Half-Naked Pen Shell get?
- The Half-Naked Pen Shell grows to about 24.3 cm.