Rhynchonellata - Rhynchonellida
Parent taxon: Rhynchonellida according to A. Williams et al. 2002
Sister taxa: Ancistrorhynchoidea, Antistrixia, Apodosiidae, Areella, Asiarhynchia, Atlanticocoelia, Barzellinia, Basilioloidea, Beichuanrhynchus, Borealirhynchia, Camarotoechioides, Cardinirhynchiidae, Corrugatimediorostrum, Cyclothyridae, Dimerelloidea, Donella, Dorsisinus, Hemithiridoidea, Hypoleiorhynchus, Isjuminelina, Jacoburbirostridae, Lambdarinoidea, Langkawia, Laosia, Latirhynchia, Leiorhynchoides, Linxiangxiella, Miaohuangrhynchus, Mongolirhynchia, Neimongolella, Norelloidea, Omolonorhynchia, Paratetratomia, Paryphorhynchopora, Payuella, Perakia, Platyglossariorhynchus, Plekonina, Pompoecilorhynchus, Praecyclothyrididae, Protorhyncha, Pseudonudirostra, Pseudopugnax, Pugnacoidea, Rhynchonella guadalupae, Rhynchonella mundula, Rhynchonelloidea, Rhynchonelloidea, Rhynchoporoidea, Rhynchotetradoidea, Rhynchotrematoidea, Rhynchotretaoides, Rhynchotretina, Sacothyropsis, Salairotoechia, Sichuanrhynchus, Stenoscismatidina, Straelenia, Tanerhynchia, Tatjamoa, Togaella, Uncinuloidea, Uralotoechia, Wellerelloidea, Wulungguia, Yanbianella, Yarirhynchia, Yunshanella
Subtaxa: Leiorhynchidae Septalariidae
Ecology: stationary epifaunal suspension feeder
Distribution:
• Permian of Canada (3: Yukon collections), Mexico (3), the Russian Federation (2), United States (9: Idaho, Texas, Utah, Wyoming)
• Carboniferous of Argentina (2), Australia (1), Czechia (3), Iran (3), Peru (1), the United Kingdom (5), United States (25: Alaska, California, Colorado, Idaho, Indiana, Missouri, Montana, Nevada, New Mexico, Utah)
• Devonian of Afghanistan (6), Australia (7), Canada (35: Alberta, British Columbia, Northwest Territories, Northwest Territories and Yukon, Nunavut, Ontario, Yukon), China (16), Colombia (1), Czechia (20), France (1), Germany (7), Iran (6), Italy (4), Libya (10), Morocco (1), Myanmar (2), Poland (8), the Russian Federation (9), United States (555: Alaska, Arizona, Colorado, Iowa, Maryland, Michigan, Montana, Nevada, New Jersey, New Mexico, New York, Ohio, Oklahoma, Pennsylvania, Virginia), Vietnam (1)
• Silurian of Canada (2: Quebec, Québec), Czechia (3), Spain (1), United States (1: California)
Total: 753 collections including 819 occurrences