Wikipedia
Anadenidae
Anadenidae is a taxonomic family of air-breathing land slugs, terrestrial pulmonate gastropod mollusks in the superfamily Arionidae (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
This family has no subfamilies (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).