Aranucidae [SEP] parent taxon
Aranucidae
Aranucidae is a family of sea slugs, nudibranchs, marine gastropod mollusks in the superfamily Tritonioidea.
Taxonomy.
This family is within the clade Cladobranchia (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005). The family Aranucidae has no subfamilies (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
Genera.
- "Marianina" Pruvot-Fol, 1931
- "Marianina rosea" (Pruvot-Fol, 1930)
Taxon in disguise
In bacteriology, a taxon in disguise is a species, genus or higher unit of biological classification whose evolutionary history reveals has evolved from another unit of similar or lower rank, making the parent unit paraphyletic. This happens when rapid evolution makes a new species appear radically different from the ancestral group, so that it is not (initially) recognised as belonging to the parent phylogenetic group, leaving the latter an evolutionary grade.
While the term is from bacteriology, parallel examples are found throughout the tree of