†family Aulostegidae Muir-Wood and Cooper 1960 (lamp shell)
Parent taxon: Aulostegoidea according to A. Williams et al. 2000
Sister taxa: Cooperinidae, Scacchinellidae, Tschernyschewiidae
Subtaxa: Agelesiinae, Aulosteginae, Chonosteginae, Ctenalosiinae, Echinosteginae, Edriosteginae, Gondolininae, Institellinae, Rhamnariinae
Type: Aulosteges
Ecology: stationary low-level epifaunal suspension feeder