†family Athyrididae Phillips 1841 (lamp shell)
Alternative spelling: Athyridae
Full reference: J. Phillips. 1841. Figures and descriptions of the Palaeozoic fossils of Cornwall, Devon, and West Somerset; observed in the course of the Ordinance Geological Survey of that district. Geological Society of London 1-231
Parent taxon: Athyridoidea according to A. Williams et al. 2002
Sister taxa: Diplospirellidae, Hyattidinidae
Subtaxa: Athyridinae, Athyrisininae, Baliqliqia, Cleiothyrididinae, Comelicaniinae, Didymothyridinae, Helenathyridinae, Janicepsinae, Kintathyris, Lochengiinae, Mayangella, Pachyplaxoides, Plicathyridinae, Pradoiinae, Spirigerellinae, Tarimathyris, Transcaucasathyriinae, Xenosariinae
Ecology: stationary low-level epifaunal suspension feeder