''Pennatula'' is a genus of sea pens in the

family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...

Pennatulidae Pennatulidae is a family of sea pens, a member of the subclass Octocorallia in the phylum Cnidaria. Genera The World Register of Marine Species lists the following genera Genus (; : genera ) is a taxonomic rank above species and below fam ...

. The genus contains several

bioluminescent Bioluminescence is the emission of light during a chemiluminescence reaction by living organisms. Bioluminescence occurs in multifarious organisms ranging from marine vertebrates and invertebrates, as well as in some fungi, microorganisms inc ...

species, including Pennatula rubra, Pennatula phosphorea, and Pennatula aculeata.

References

Bioluminescent cnidarians Pennatulidae Octocorallia genera {{Octocorallia-stub