†subfamily Echinosteginae Muir-Wood and Cooper 1960 (lamp shell)
Strophomenata - Productida - Aulostegidae
Parent taxon: Aulostegidae according to A. Williams et al. 2000
Sister taxa: Agelesiinae, Aulosteginae, Chonosteginae, Ctenalosiinae, Edriosteginae, Gondolininae, Institellinae, Rhamnariinae
Subtaxa: Archaiosteges, Baissalosteges, Echinosteges, Edriosteges, Girlasia, Howseia, Limbella, Sphenosteges, Spirisosium, Strophalosiella, Strophalosiina, Xenosteges
Type: Echinosteges
Ecology: stationary low-level epifaunal suspension feeder