Artiopoda - Proetida - Otarionidae
Synonym: Aulacopleurella Alberti 1981
Parent taxon: Otarionini according to A. P. Van Viersen et al. 2019
See also Jell and Adrain 2002, Reijers 1972, Sepkoski 2002, Thomas and Owens 1978 and Whittington 1941
Sister taxon: Cyphaspis
Subtaxa: Otarion (Conoparia) Otarion (Otarion) Otarion diffractum Otarion ellipsocephalum Otarion filmeri Otarion huddyi Otarion listron Otarion stigmatophthalmus
Ecology: fast-moving low-level epifaunal deposit feeder
Distribution:
• Devonian of Australia (22 collections), Austria (1), Bolivia (2), Canada (15: Northwest Territories, Nunavut, Quebec, Yukon), China (1), Czechia (27), France (10), Germany (5), Italy (1), Morocco (7), Poland (2), the Russian Federation (1), Spain (7), United States (1: Nevada), Uzbekistan (1), Vietnam (1)
• Whitwellian of Canada (5: Northwest Territories)
• Silurian to Devonian of United States (1: Oklahoma)
• Silurian of Australia (6), Canada (11: Northwest Territories, Nunavut, Quebec, Yukon Territory), China (2), Czechia (29), Estonia (1), Greenland (1), Latvia (2), Morocco (2), Poland (1), Tajikistan (2), the United Kingdom (2), United States (9: Illinois, Indiana, Iowa, Maine, Wisconsin)
• Arenig of France (1)
• Ordovician to Silurian of Canada (1: Québec)
• Ordovician of Belgium (2), Canada (8: Northwest Territories, Quebec), China (4), the Russian Federation (1), Sweden (1), the United Kingdom (11), United States (10: Nevada, Oklahoma, Virginia)
Total: 217 collections including 232 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.