| Okenia purpureolineata | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Order: | Nudibranchia |
| Superfamily: | Onchidoridoidea |
| Family: | Goniodorididae |
| Genus: | Okenia |
| Species: | O. purpureolineata |
| Binomial name | |
| Okenia purpureolineata | |
Okenia purpureolineata is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.
This species was described from Okinawa, Ryukyu Islands, Japan. [2]
This Okenia has a narrow body and seven pairs of long lateral papillae. There are two papillae on the mid-line of the back, in front of the gills. The body is translucent purple and there is a network of dark purple lines on the back running from in front of the rhinophores to behind the gills.
The diet of this species is the ctenostome bryozoan, Amathia sp. [2]
Okenia is a genus of colorful sea slugs, specifically of dorid nudibranchs, marine gastropod mollusks in the family Goniodorididae.
Hopkin's rose nudibranch is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae. Previously known as Okenia rosacea, this species was reclassified as Ceratodoris rosacea in 2024.
Okenia academica is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.
Okenia angelensis common name Los Angeles Okenia, is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.

Okenia distincta is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.
Okenia barnardi is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.
Okenia brunneomaculata is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.
Okenia kendi is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.
Okenia lambat is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.
Okenia liklik is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.
Okenia mexicorum is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.
Okenia cochimi is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.
Okenia angelica is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.
Okenia evelinae 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.
Okenia kondoi is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae. It is the type species of the genus Sakishimaia.
Okenia nakamotoensis is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.
Okenia mediterranea is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.
Okenia pellucida is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.
Okenia purpurata is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.