Runcinoidea

Runcinoidea is a taxonomic superfamily (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005) or a clade Runcinaecea (according to the Malaquias et al. (2009)^[1]) of sea slugs, marine gastropod mollusks in the order Runcinida^[2][3]

Runcinoidea
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Infraclass:	Euthyneura
Subterclass:	Tectipleura
Order:	Runcinida
Superfamily:	Runcinoidea H. Adams & A. Adams, 1854

Taxonomy

2005 taxonomy

Runcinoidea was recognized as a superfamily in the clade Cephalaspidea, within the informal group Opisthobranchia in the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).^[4]

They also recognized two families, Runcinidae and Ilbiidae.^[4]

2009 taxonomy

Malaquias et al. (2009)^[1] reinstated Runcinacea as a valid taxon outside the Cephalaspidea.

They also recognized two families Runcinidae (with genus Runcina) and Ilbiidae,^[1] but they did not mention superfamilies.

2010 taxonomy

Jörger et al. 2010^[2] moved Runcinacea to the Euopisthobranchia.

2017 taxonomy

Runcinoidea was classified in the order Runcinida by the revised classification of the Gastropoda.^[5]

Families

Families within the Runcinoidea include:

• Family Runcinidae H. Adams & A. Adams, 1854
• Family Ilbiidae Burn, 1963

Synonyms

• Ildicidae Burn, 1963: synonym of Runcinidae H. Adams & A. Adams, 1854
• Peltidae Vayssière, 1885: synonym of Runcinidae H. Adams & A. Adams, 1854