| Anabathridae, Cingulopsidae, Iravadiidae, Barleeiidae, Planaxidae|
Dialidae, common name dialids, is a family of sea snails, marine gastropod molluscs in the clade Sorbeoconcha.
According to the taxonomy of the Gastropoda by Bouchet & Rocroi (2005) the family Dialidae has no subfamilies.
Genus within the family Dialidae include:Diala A. Adams, 1861 - type genus of the family Dialidae, synonym: Laevitesta Laseron, 1950
† Glosia Cossmann, 1921: extinct genus that belongs to the Neotaenioglossa
Mellitestea Laseron, 1956
Paradiala Laseron, 1956
† Rissoalaba Oyama, 1954