†family Metadoxididae Whitehouse 1939 (trilobite)
PaleoDB taxon number: 155677
Parent taxon: Redlichioidea according to J. M. Adrain 2011
Sister taxa: Abadiellidae, Chengkouaspididae, Dolerolenidae, Gigantopygidae, Kueichowiidae, Mayiellidae, Menneraspididae, Redlichiidae, Redlichinidae, Saukiandidae, Yinitidae
Subtaxa: Fuminaspis, Hongshiyanaspis, Onaraspis
Ecology: fast-moving low-level epifaunal deposit feeder