†family Tjaernoiidae Warén 1991 (snail)
Gastropoda - Heterostropha - Tjaernoiidae
Parent taxon: Pyramidelloidea according to F. Roth and K. Hoedemakers 2005
Sister taxa: Amathinidae, Damesia, Heteronerita, Heteroneritidae, Jaminia, Murchisonellidae, Pyramidellidae, Tristeirostoma
Subtaxa: Tjaernoeia
Ecology: epifaunal carnivore
Distribution: