Dendrogaster tobasuii
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An illustration based on the real animal.
A little discovery to share.
Shidamushi are a group of crustaceans that live as parasites inside sea stars.
THE REAL WORLD
The real Dendrogaster tobasuii
- Scientific name
- Dendrogaster tobasuii
- Japanese name
- ユミヘリゴカクノシダムシ
- Group
- Ocean animals
- Class
- Thecostraca
- Order
- Dendrogastrida
- Family
- Dendrogastridae
- Genus
- Dendrogaster
Shidamushi are a group of crustaceans that live as parasites inside sea stars.
How the Dendrogaster tobasuii lives
It also lives inside the sea star Mediaster brachiatus. It has been observed protruding from a sea star’s mouth. The observer thinks leaving the host may be a way to release eggs.
鳥羽水族館鳥羽水族館Basic data
- Range
- Kumano Sea
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
- 日本語
- ユミヘリゴカクノシダムシ
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 — ユミヘリゴカクノシダムシChecked: 2026-11-04
- 鳥羽水族館 — 新種！ユミヘリゴカクノシダムシChecked: 2026-11-09
- 鳥羽水族館 — トバスイ出現！Checked: 2026-11-09
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.
The basic data are the values given in each source. They vary with how the animal is measured, whether it is male or female, and whether it lives in the wild or in captivity.
This page was translated from the original Japanese with the help of AI.
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