†family Productorthidae Schuchert and Cooper 1931 (lamp shell)

Rhynchonellata - Orthida - Productorthidae

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

See also Benedetto 2003 and Williams et al. 2000

Sister taxa: Anomalorthidae, Archaeorthidae, Bajanorthis, Bohemiellidae, Cathaysiorthidae, Glyptorthidae, Hesperonomiidae, Hesperorthidae, Lycophoriidae, Malinella, Nugnecella, Orthidae, Orthidiellidae, Ottadalenites, Plaesiomyidae, Poramborthidae, Skenidioidae, Tarfayidae, Turarella, Whittardiidae, Zhejiangorthis, Dinorthidae, Dolerorthidae

Subtaxa: Glossorthinae Productorthinae

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Ecology: stationary epifaunal suspension feeder

Distribution:

• Ordovician of Argentina (2 collections), Belarus (2), Belgium (5), Canada (3: Newfoundland), China (27), Estonia (132), France (6), Haiti (2), Iran (1), Ireland (9), Latvia (14), Lithuania (30), Myanmar (4), Norway (24), Portugal (2), the Russian Federation (111), Spain (3), Sweden (10), the United Kingdom (36), United States (2: Maine, Virginia)

• Llandeilo of China (1)

• Whiterockian of United States (1: California)

• Arenig of Canada (1: New Brunswick), Sweden (1), the United Kingdom (1)

• Klabava of the Czech Republic (2)

• Arenigian of Argentina (6), the Russian Federation (1), United States (1: Maine)

Total: 440 collections including 486 occurrences

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