Trilobita - 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), the Czech Republic (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), the Czech Republic (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.