Rhynchonellata - Athyridida - Neoretziidae

Parent taxon: Neoretziidae according to A. Williams et al. 2002

Sister taxa: Hungarispirinae, Neoretziinae, Plectospirinae

Subtaxa: Hustedia, Hustedtiella, Schwagerispira, Thedusia

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Ecology: stationary low-level epifaunal suspension feeder