†superfamily Ellipsocephaloidea Lin 1990 (trilobite)
Parent taxon: Redlichiina according to J. M. Adrain 2011
See also Cederström et al. 2022, El Albani et al. 2024 and Landing et al. 2008
Sister taxa: Akbashichia, Emuelloidea, Fandianaspis, Gonioteloides, Iolgia, Paradoxidoidea, Redlichioidea
Subtaxa: Agraulidae Bigotinidae Ellipsocephalidae Estaingiidae Palaeolenidae Yunnanocephalidae
Type: Ellipsocephalus
Ecology: fast-moving low-level epifaunal deposit feeder