Cadlinidae is a family

Family (biology)

In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...

 of sea slug

Slug

Slug is a common name that is normally applied to any gastropod mollusc that lacks a shell, has a very reduced shell, or has a small internal shell...

s, dorid nudibranch

Nudibranch

A nudibranch is a member of what is now a taxonomic clade, and what was previously a suborder, of soft-bodied, marine gastropod mollusks which shed their shell after their larval stage. They are noted for their often extraordinary colors and striking forms...

s, marine

Marine (ocean)

Marine is an umbrella term. As an adjective it is usually applicable to things relating to the sea or ocean, such as marine biology, marine ecology and marine geology...

 gastropod mollusks in the superfamily Doridoidea

Doridoidea

Doridoidea, commonly known as dorid nudibranchs, are a taxonomic superfamily of medium to large, shell-less sea slugs, marine gastropod mollusks in the clade Doridacea, included in the clade Nudibranchia....

. This family is within the clade Euctenidiacea

Euctenidiacea

The Euctenidiacea are a taxonomic family of sea snails or slugs, marine gastropod molluscs in the order Notaspidea.A phylogenetical study, published in 2000, by Wägele & Willan has shown that the subclade Gnathodoridacea and the subclade Doridacea each form a monophyletic group.In a later study,...

.

Molecular phylogenetic studies and their taxon-sampling schemes can have a strong influence of the resulting phylogeny. Research by R.F. Johnson in 2011 has shown that Cadlina does not belong to the family Chromodorididae

Chromodorididae

Chromodorididae are a taxonomic family of medium-sized to large, colorful, sea slugs; dorid nudibranchs in the superfamily Doridoidea. These are marine gastropod mollusks....

. She has therefore brought back the name Cadlinidae from synonymy with Chromodorididae. She also included the genus Aldisa, Bergh, 1878 in the family Cadlinidae.

Taxonomy

Genera within the family Cadlinidae include:

• Aldisa Bergh, 1878
• Cadlina
  Cadlina
  Cadlina is a genus of sea slugs, dorid nudibranchs, shell-less marine gastropod mollusks historically classified in the family Chromodorididae. Recent research by R.F. Johnson in 2011 [2] has shown that Cadlina does not belong to the family Chromodorididae. She has therefore brought back the name...
  
  Bergh, 1878

Genera brought into synonymy :

• Acanthochila Mörch, 1868 : synonym of Cadlina Bergh, 1878
• Echinochila Mörch, 1869 : synonym of Cadlina Bergh, 1878
• Inuda Er. Marcus & Ev. Marcus, 1967 : synonym of Cadlina Bergh, 1878
• Juanella Odhner, 1921 : synonym of Cadlina Bergh, 1878