Half-naked penshell

Weight

Not recorded

Length

Not recorded

Lifespan

Not recorded

Main food

Not recorded

Habitat

Not recorded

Young per litter or clutch

Not recorded

Conservation status

Not recorded

Countries on record

Not recorded

Not recorded

No conservation assessment is recorded for this species in our sources. That is not the same as being safe: it has not been matched to an assessment.

1. kingdomAnimalia
2. phylumMollusca
3. classBivalvia
4. orderOstreida
5. familyPinnidae
6. genusAtrina
7. SpeciesAtrina seminuda (Lamarck, 1819)

Synonyms Atrina lavezzarii, Atrina seminuda, Pennaria muricata, Pinna alta, Pinna d'orbigny, Pinna dorbignyi, Pinna listeri, Pinna patagonica, Pinna ramulosa, Pinna seminuda, Pinna subviridis

Catalogue of Life

CompareHalf-naked penshell vs Fan musselHalf-naked penshell vs Fan musselHalf-naked penshell vs Stiff penshellHalf-naked penshell vs Sawtooth penshell

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@misc{half_naked_penshell_2026,
  title = {Half-naked penshell (Atrina seminuda)},
  author = {{CreatureData}},
  year = {2026},
  url = {https://creaturedata.com/animals/half-naked-penshell},
  note = {Data as of 2026-11-11}
}