Trichia dromiaeformis

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An illustration based on the real animal.
A little discovery to share.
The Doroishi crab buries itself in mud during the day and barely moves.
THE REAL WORLD
The real Trichia dromiaeformis
- Scientific name
- Trichia dromiaeformis
- Japanese name
- ドロイシガニ
- Group
- Ocean animals
- Class
- Malacostraca
- Order
- Decapoda
- Family
- Xanthidae
- Genus
- Trichia
How the Trichia dromiaeformis lives
It starts moving about when it gets dark.
市立しものせき水族館 海響館Where the Trichia dromiaeformis has been recorded

Records: GBIF.org (CC0 and CC BY 4.0 records, retrieved 2026-11-07). Map: Natural EarthSee the records on GBIF
Watch wild animals from a distance. Do not touch or feed them, and take care of the places where they live.
Names around the world
Names come from Wikidata and iNaturalist records. Where a language has no recorded name, we use the scientific name.
Sources and how we check
- 鳥羽水族館 — ドロイシガニChecked: 2026-11-04
- 市立しものせき水族館 海響館 — 砂泥底の生き物Checked: 2026-11-07
We check each fact against its source. The illustrations simplify how the real animal looks.
The classification (class, order, family, genus) follows Wikidata records, checked against GBIF. Classifications can change as research goes on.
This page was translated from the original Japanese with the help of AI.
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