Okenia rosacea, commonly known as Hopkin's rose nudibranch, is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.
Nymphon is a genus of sea spiders in the family Nymphonidae. The species of sea spiders within the genus Nymphon are all benthic organisms and are found in abyssal and bathyal areas of the ocean. This is a fully marine group and can be found at various depths ranging from the littoral zones to the deep sea. They are found in most major oceans across the globe with a strong distribution around polar regions: Arctic and Antarctic waters. Out of the sea spider genus, Nymphon is the most rich, with a majority of the species within the genis being found in the Southern Ocean region. This genus may also contain bioluminescent species.
Electridae is a family of bryozoans in the order Cheilostomatida.
Benthoscolex is a genus of fireworms belonging to the family Amphinomidae. The genus contains four species.
Amphiporidae is a family of ribbonworms belonging to the order Hoplonemertea.
Beania is a genus of bryozoans belonging to the family Beaniidae.
Eurystomellidae is a family of bryozoans belonging to the order Cheilostomatida.
Diplocirrus is a genus of annelids belonging to the family Flabelligeridae.
Heteromastus is a genus of annelids belonging to the family Capitellidae.
Pycnophyes is a genus of worms belonging to the family Pycnophyidae.
Callinera is a genus of worms belonging to the family Callineridae.
Zygonemertes is a genus of worms belonging to the family Zygonemertidae.
Celleporaria is a genus of bryozoans belonging to the family Lepraliellidae.
Disporella is a genus of bryozoans belonging to the family Lichenoporidae.
Flustrellidra is a genus of bryozoans belonging to the family Flustrellidridae.
Microporella is a genus of bryozoans belonging to the family Microporellidae.
Parasmittina is a genus of bryozoans belonging to the family Smittinidae.
Petraliella is a genus of bryozoans belonging to the family Petraliidae.
Smittina is a genus of bryozoans belonging to the family Smittinidae.
Epacanthion is a genus of nematodes belonging to the family Thoracostomopsidae.
