†subfamily Sphaerirhynchiinae Savage 1996 (lamp shell)
Rhynchonellata - Rhynchonellida - Hebetoechiidae
Parent taxon: Hebetoechiidae according to A. Williams et al. 2002
Sister taxa: Amsdenellinae, Beckmanniinae, Betterbergiinae, Glossinulininae, Hebetoechiinae
Subtaxa: Estonirhynchia, Notoconchidium, Sphaerirhynchia, Tadschikia
Type: Sphaerirhynchia
Ecology: stationary epifaunal suspension feeder