Japanese Planarian (Dugesia japonica) — Dugesia japonica in Japan.
Creator: [Timur Kalininsky](https://www.inaturalist.org/users/3660093), [iNaturalist photo](https://www.inaturalist.org/photos/226612281), [Wikimedia Commons source](https://commons.wikimedia.org/wiki/File:Dugesia_japonica_226612281.jpg), CC BY 4.0. Licence: [CC BY 4.0 deed](https://creativecommons.org/licenses/by/4.0/deed.en).
Licence: CC BY 4.0
View image sourceSpecies record
Japanese Planarian
Dugesia japonica
Explore the Japanese Planarian (Dugesia japonica) species record in The Ark Is Earth, including classification, habitat, distribution, conservation information, and sources.
Summary
Dugesia japonica is a freshwater planarian (flatworm) found widely across East Asia. Scientists study this species to learn how planarians regenerate and regrow body parts.
Classification in this archive
- Kingdom: Animals
- Phylum: Flatworms
- Class: Planarians and relatives
- Order: Tricladida
- Family: Dugesiidae
- Genus: Dugesia
Habitat and distribution
Selected documented locations — not a complete species range.
- Habitat
- freshwater habitats
- Selected regions
- Asia
Conservation status
Conservation status not recorded.
Did you know?
- Scientists study Dugesia japonica to learn how planarians can regrow body parts.
More images
Japanese Planarian (Dugesia japonica) — Dugesia japonica in Japan.
Creator: [Timur Kalininsky](https://www.inaturalist.org/users/3660093), [iNaturalist photo](https://www.inaturalist.org/photos/226612305), [Wikimedia Commons source](https://commons.wikimedia.org/wiki/File:Dugesia_japonica_226612305.jpg), CC BY 4.0. Licence: [CC BY 4.0 deed](https://creativecommons.org/licenses/by/4.0/deed.en).
Licence: CC BY 4.0
View image sourceSources and attribution
Distribution
Kawakatsu et al. — Taxonomy and geographical distribution of Dugesia japonica and D. ryukyuensis in the Far East (1995)Accessed 2026-10-01
General
An et al. — Draft genome of Dugesia japonica (2018)Accessed 2026-10-01
Identification
GBIF Backbone Taxonomy — Dugesia japonicaAccessed 2026-10-01