| Okenia japonica | |
|---|---|
| | |
| The nudibranch Okenia japonica, Mirs Bay, Hong Kong. | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Heterobranchia |
| Order: | Nudibranchia |
| Suborder: | Doridina |
| Superfamily: | Onchidoridoidea |
| Family: | Goniodorididae |
| Genus: | Okenia |
| Species: | O. japonica |
| Binomial name | |
| Okenia japonica | |
Okenia japonica is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.
The species was described from Sagami Bay, Japan. It has also been found in Hong Kong. [2]
This Okenia has a flattened body and short lateral papillae on each side of the mantle. It is predominantly opaque white in colour.
The species feeds on bryozoans.
Okenia is a genus of colorful sea slugs, specifically of dorid nudibranchs, marine gastropod mollusks in the family Goniodorididae.
Kikutaro Baba was a Japanese malacologist. He was the leading researcher on sea slugs and bubble snails, opisthobranch gastropod mollusks in Japan.
Hypselodoris maritima is a species of colourful sea slug or dorid nudibranch, a marine gastropod mollusk in the family Chromodorididae.

Hypselodoris sagamiensis is a species of sea slug or dorid nudibranch, a marine gastropod mollusk in the family Chromodorididae.

Thorunna florens is a species of sea slug, a dorid nudibranch, a shell-less marine gastropod mollusk in the family Chromodorididae.
Verconia purpurea is a species of colourful sea slug, a dorid nudibranch, a shell-less marine gastropod mollusk in the family Chromodorididae. It was first described in 1949 by Kikutaro Baba as Noumea purpurea.

Cadlina japonica is a species of sea slug or dorid nudibranch, a marine gastropod mollusk in the family Cadlinidae.
Kaloplocamus acutus is a species of sea slug, a nudibranch, a shell-less marine gastropod mollusk in the family Polyceridae.
Crimora lutea is a species of sea slug, a nudibranch, a shell-less marine gastropod mollusc in the family Polyceridae.

Okenia distincta is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.

Okenia echinata is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.

Trinchesia anulata is a species of sea slug, an aeolid nudibranch, a marine gastropod mollusc in the family Trinchesiidae.
Tenellia pinnifera is a species of sea slug, an aeolid nudibranch, a marine gastropod mollusc in the family Fionidae.

Dermatobranchus nigropunctatus is a species of sea slug, a nudibranch, a marine gastropod mollusc in the family Arminidae.
Dermatobranchus striatellus is a species of sea slug, a nudibranch, a marine gastropod mollusc in the family Arminidae.
Dendronotus gracilis is a species of sea slug, a dendronotid nudibranch, a shell-less marine gastropod mollusc in the family Dendronotidae.
Polycera japonica is a species of sea slug, a nudibranch, a shell-less marine gastropod mollusc in the family Polyceridae.
Cratena affinis is a species of sea slug, an aeolid nudibranch, a marine gastropod mollusc in the family Facelinidae.
Phidiana anulifera is a species of sea slug, a nudibranch, a marine, gastropod mollusk in the family Facelinidae.
Paratritonia is a genus of sea slugs, specifically dendronotid nudibranchs. It is a marine gastropod mollusc in the family Tritoniidae.