# Trisidos tortuosa 01

- By: H. Zell
- Date: 2022-11-23
- Classification: Photograph
- Museum: [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:Trisidos_tortuosa_01.jpg)
- Rights: [CC BY-SA 3.0](https://creativecommons.org/licenses/by-sa/3.0)
- Picture: https://invisiblenetwork.ai/thumbs/commons/thumb/d/dd/Trisidos_tortuosa_01.jpg/1920px-Trisidos_tortuosa_01.jpg
- Who can see it: Teens profiles and older (museums give no ratings; placed by Invisible Network from the museum's own words)

Trisidos tortuosa (Linnaeus, 1758), Propellor Ark, right valve; length 7.2 cm; Originating from Balut Island, Davao Occidental, Philippines; Shell of own collection, therefore not geocoded.