†order Mitrosagophora Bengtson 1970 (lamp shell)
Full reference: S. Bengtson. 1970. The Lower Cambrian fossil Tommotia. Lethaia 3(4):363-392
Parent taxon: Tommotiida according to G. Li and S. Xiao 2004
Sister taxa: Hyolithelminthes, Jaycea, Kulparina, Lapworthellidae, Sunnaginiidae, Tannuolinidae
Subtaxa: Bercutia, Geresia, Kelanella, Lugoviella, Paterimitra, Porcauricula, Sonella, Tommotiidae
Ecology: facultatively mobile epifaunal suspension feeder