Crested Nembrotha
Amazing fact
The crested Nembrotha has black tentacles on its head with green bases.
Australian Museum
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An illustration based on the real animal.
A little discovery to share.
The crested Nembrotha has black tentacles on its head with green bases.
THE REAL WORLD
The real Crested Nembrotha
- Scientific name
- Nembrotha cristata
- Japanese name
- トサカリュウグウウミウシ
- Group
- Ocean animals
- Class
- Gastropoda
- Order
- Nudibranchia
- Family
- Polyceridae
- Genus
- Nembrotha
It lives from the Ryukyu Islands across the Indian Ocean and the western Pacific.
How the Crested Nembrotha lives
It feeds on sea squirts.
Australian MuseumBasic data
- Range
- Ryukyu Islands and the Indo-West Pacific
Where the Crested Nembrotha 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
- トサカリュウグウウミウシ
- 简体中文
- 鸡冠多角海蛞蝓
- 繁體中文
- 雞冠多角海蛞蝓
- Bahasa Indonesia
- Biku totol-hijau
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 — トサカリュウグウウミウシChecked: 2026-11-04
- Australian Museum — Nembrotha cristataChecked: 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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