†family Platystrophiidae Schuchert 1929 (lamp shell)

Rhynchonellata - Orthida - Platystrophiidae

Parent taxon: Plectorthoidea according to M. Liljeroth et al. 2017

See also Benedetto 2003, Rubel 2011, Williams et al. 2000, Zuykov and Egerquist 2005 and Zuykov and Harper 2007

Sister taxa: Apatoskenidioides, Chilcorthidae, Cremnorthidae, Cyclocoeliidae, Eoorthidae, Euorthisinidae, Finkelnburgiidae, Giraldiellidae, Lebediorthis, Nanorthidae, Phragmorthidae, Plectorthidae, Ranorthidae, Rhactorthidae, Tasmanorthidae, Wangyuiidae

Subtaxa: Acanthorthis Ffynnonia Gnamptorhynchos Mcewanella Neoplatystrophia Platystrophia Salacorthis Siljanostrophia Vinlandostrophia

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Ecology: stationary epifaunal suspension feeder

Distribution:

• Silurian of Belarus (1 collection), Canada (10: British Columbia, Manitoba, Ontario, Quebec), Estonia (9), Jordan (1), Sweden (7), the United Kingdom (2), United States (56: Georgia, Illinois, Indiana, Iowa, Nevada, New York, Wisconsin)

• Ordovician to Silurian of Canada (1: New Brunswick)

• Ordovician of Argentina (2), Belarus (9), Belgium (9), Canada (79: British Columbia, Manitoba, Newfoundland, Northwest Territories, Nunavut, Ontario, Quebec, Québec), China (4), Estonia (91), France (1), Ireland (6), Lithuania (16), the Netherlands (2), Norway (18), Portugal (1), the Russian Federation (36), Spain (2), Sweden (11), the United Kingdom (48), United States (757: Georgia, Idaho, Illinois, Iowa, Indiana, Iowa, Kentucky, Maine, Michigan, Minnesota, Nevada, New Mexico, New York, Ohio, Oklahoma, Tennessee, Texas, Virginia, Wyoming), Venezuela (1)

• Whiterockian of United States (1: Nevada)

• Arenig of Argentina (2), the United Kingdom (1)

• Arenigian of Argentina (1), United States (1: Maine)

Total: 1186 collections including 1540 occurrences

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