White sidegill slug
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An illustration based on the real animal.
A little discovery to share.
The white sidegill slug has a flat, thin shell inside its body.
THE REAL WORLD
The real White sidegill slug
- Scientific name
- Berthella stellata
- Japanese name
- シロフシエラガイ
- Group
- Ocean animals
- Class
- Gastropoda
- Order
- Pleurobranchida
- Family
- Pleurobranchidae
- Genus
- Berthella
Its body is a semi-transparent white, with a small cross- or T-shaped mark in the middle of its back.
How the White sidegill slug lives
It is found under rocks and slabs of coral. It has been recorded eating sponges. It can lay an egg mass that is very large compared with its body.
Solitary Islands Underwater Research GroupAustralian MuseumBasic data
- Range
- Temperate and tropical regions worldwide
Where the White sidegill slug 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
- 日本語
- シロフシエラガイ
- Español
- Berthella estrellada
- Français
- Berthelle étoilée
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 — シロフシエラガイChecked: 2026-11-04
- Australian Museum — Berthella stellataChecked: 2026-11-07
- Solitary Islands Underwater Research Group — Berthella stellata (Risso, 1826)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.
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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