''Veretillum'' is a genus in the family

Veretillidae Veretillidae is a family of sea pen Sea pens are colonial marine cnidarians belonging to the order Pennatulacea. There are 14 families within the order; 35 extant genera, and it is estimated that of 450 described species, ar ...

. The genus contains

bioluminescent Bioluminescence is the production and emission of light by living organisms. It is a form of chemiluminescence. Bioluminescence occurs widely in marine vertebrates and invertebrates, as well as in some Fungus, fungi, microorganisms including ...

species.

References

Bioluminescent cnidarians Taxa named by Georges Cuvier Veretillidae Octocorallia genera {{Octocorallia-stub