Xanthonychoidea

Xanthonychoidea is a taxonomic superfamily of air-breathing land snails, land slugs and semi-slugs, terrestrial pulmonate gastropod molluscs in the clade Stylommatophora.

Taxonomy

2005 taxonomy

The taxon Xanthonychoidea was not used in the Taxonomy of the [Gastropoda (Bouchet & Rocroi, 2005)|taxonomy of the Gastropoda by Bouchet & Rocroi, 2005]. The family Xanthonychidae was placed within the superfamily Helicoidea.

2012 taxonomy

Thompson & Naranjo-García described a new family Echinichidae and placed it to the superfamily Xanthonychoidea.
Families within the Xanthonychoidea include:

Echinichidae
Xanthonychidae