ClivunellidaeClivunellidae is an extinct family of macrobenthic gastropod molluscs, described by Kochansky-Devidé & Slišković in 1972.DistributionFossils of Clivunella have been discovered in Miocene deposits of paleolakes within the Dinaride Lake System in southeastern Europe. This family is believed to have evolved exclusively within that ancient lake system.Genera Clivunella Katzer, 1918