Rhynchonellata - Rhynchonellida - Trigonirhynchiidae
Synonym: Trigonirhynchioides
Parent taxon: Trigonirhynchiidae according to P. Musteikis and T. L. Modzalevskaya 2002
See also Bassett and Cocks 1974, Jin and Chatterton 1997, Rubel and Rozman 1977, Sepkoski 2002 and Williams et al. 2002
Sister taxa: Angustispatulata, Hemitoechiinae, Ptychomalotoechia, Ripidiorhynchinae, Rostricellulinae, Trigonirhynchiinae, Virginiatinae
Subtaxa: Ancillotoechia ancillans Ancillotoechia aptata Ancillotoechia berryi Ancillotoechia bidentata Ancillotoechia eva Ancillotoechia minerva Ancillotoechia pahranagatensis Ancillotoechia perryi
Type: Rhynchonella ancillans
Ecology: stationary epifaunal suspension feeder
Distribution:
• Devonian of Australia (1 collection), Canada (64: British Columbia, Northwest Territories, Nunavut, Yukon), China (1), Morocco (2), Spain (1), United States (8: Alaska, Nevada, New York)
• Jaani of Estonia (2), Lithuania (3)
• Niagaran of Canada (1: Québec)
• Silurian to Devonian of Morocco (1)
• Silurian of Argentina (3), Canada (13: Northwest Territories, Nunavut, Ontario, Quebec, Québec, Yukon, Yukon Territory), the Czech Republic (3), Estonia (3), Guinea (1), Lithuania (3), Mauritania (1), Poland (1), the Russian Federation (1), Sweden (6), Ukraine (2), the United Kingdom (1), United States (17: Arkansas, California, Nevada, New York, Utah), Venezuela (2)
Total: 141 collections including 150 occurrences
Specimen images are retrieved through the ePANDDA API.
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