†family Hyattidinidae Sheehan 1977 (lamp shell)
Rhynchonellata - Athyridida - Hyattidinidae
Full reference: P. Sheehan. 1977. Late Ordovician and Earliest Silurian Meristellid Brachiopods in Scandinavia. Journal of Paleontology 51(1):23-43
Parent taxon: Athyridoidea according to A. Williams et al. 2002
Sister taxon: Diplospirellidae
Subtaxa: none
Type: Hyattidina
Ecology: stationary low-level epifaunal suspension feeder
Distribution:
• Niagaran of Canada (2: Québec collections)
• Silurian of Canada (14: Manitoba, Nova Scotia, Quebec, Québec), China (1), Ireland (2), Poland (1), the Russian Federation (13), Spain (1), the United Kingdom (9), United States (17: Iowa, New York, Ohio, Utah)
• Ordovician of China (1), the United Kingdom (1)
Total: 62 collections including 68 occurrences