†subfamily Helenathyridinae Dagys 1974 (lamp shell)

Rhynchonellata - Athyridida - Athyrididae

Full reference: A. S. Dagys. 1974. Triassic Brachiopods (Morphology, Classification, Phylogeny, Stratigraphical Significance and Biogeography) 1-387

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

Sister taxa: Athyridinae, Athyris naliensis, Athyrisininae, Baliqliqia, Cleiothyridininae, Comelicaniinae, Didymothyridinae, Janicepsinae, Kintathyris, Lochengiinae, Mayangella, Pachyplaxoides, Plicathyridinae, Pradoiinae, Protathyridinae, Spirigerellinae, Tarimathyris, Transcaucasathyriinae, Xenosariinae

Subtaxa: Biernatella Eobiernatella Helenathyris Neptunathyris Sphaerathyris

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Type: Helenathyris

Ecology: stationary low-level epifaunal suspension feeder

Distribution:

• Devonian of Belgium (1 collection), Poland (2)

Total: 3 collections each including a single occurrence

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