Cuthonellidae

Cuthonellidae is a family of nudibranchs, shell-less marine gastropod molluscs or sea slugs, within the superfamily Fionoidea.

Cuthonellidae
Fiocuthona concinna, Strangford Lough, County Down, Northern Ireland.
Kingdom:Animalia
Phylum:Mollusca
Class:Gastropoda
Order:Nudibranchia
Suborder:Aeolidacea
Superfamily:Fionoidea
Family:CuthonellidaeMiller, 1971
See Genera

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Cuthonellidae is a family of nudibranchs, shell-less marine gastropod molluscs or sea slugs, within the superfamily Fionoidea.

This family was reinstated as a result of a molecular phylogenetics study.

Genera within the family Cuthonellidae include:

  • Cratenopsis Lemche, 1935
  • Cuthonella Bergh, 1884
  • Fiocuthona Martynov, 1992
  • Margina Martynov and Korshunova, 2025
  • Nella Martynov and Korshunova, 2025
  • Penistella Martynov and Korshunova, 2025
  • Victima Martynov and Korshunova, 2025