Rhopalonematidae

2 species

Rhopalonematidae is a family of hydrozoans. The family comprises 15 genera and 36 species.

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Rhopalonematidae is a family of hydrozoans. The family comprises 15 genera and 36 species.

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Crossota millsae

Crossota millsae is a species of deep-sea hydrozoan. These small ocean-dwelling creatures are bioluminescent; the light emitted by these jellyfish serves as a defense or warning to other creatures. Males and females have both been described, and it...

Crossota norvegica

Crossota norvegica is a species of hydrozoan in the family Rhopalonematidae. It is closely related to Crossota millsae and is found in the Arctic Ocean at depths below 1,000 m (3,300 ft). Crossota norvegica is also known as the deep red jellyfish....