†family Bathyuridae Walcott 1886 (trilobite)

Trilobita - Proetida - Bathyuridae

Parent taxon: Proetida according to J. Loch and R. Ethington 2017

See also Adrain 2011, Fortey and Bruton 2013, Fortey and Droser 1999, Lamsdell and Selden 2015 and Whittington et al. 1997

Sister taxa: Aulacopleuroidea, Bathyuroidea, Cammingella, Dimeropygidae, Huanoproetus, Hystricuridae, Niachangella, Parapalebralia, Phaselops, Proetoidea, Pusillaboles, Radonia, Sperginaspis, Tayanaella, Tekinia, Telephinidae, Vitaella

Subtaxa: Acidiphorus Aponileus Bathyurellinae Bathyurinae Bathyurus Eleutherocentrus Ermanella Gignopeltis Gladiatoria Madaraspis Psephosthenaspis Pseudoolenoides Raymondites Strigigenalis

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Ecology: fast-moving low-level epifaunal deposit feeder

Distribution:

• Ordovician of Argentina (1 collection), Canada (91: Alberta, Newfoundland, Newfoundland and Labrador, Northwest Territories, Nunavut, Ontario, Quebec), China (7), Greenland (7), Iran (1), Norway (9), the Russian Federation (8), United States (198: California, Georgia, Idaho, Illinois, Iowa, Iowa/Wisconsin, Kentucky, Minnesota, Missouri, Montana, Nevada, New York, Oklahoma, Tennessee, Texas, Utah, Vermont, Virginia)

• Chazy of Canada (7: Ontario, Quebec), United States (2: New York)

• Llandeilo of Greenland (1)

• Whiterockian of Canada (57: Newfoundland and Labrador, Northwest Territories, Quebec), Norway (1), United States (75: Nevada, New York, Oklahoma, Utah)

• Castlemainian of Ireland (1)

• Arenig of Argentina (1), Canada (3: Newfoundland and Labrador), Greenland (7), the Russian Federation (1), United States (4: New York, North Dakota, Vermont)

• Arenigian of Canada (2: Northwest Territories), United States (5: Nevada, Utah)

• Cassinian of Canada (20: Newfoundland, Newfoundland and Labrador, Quebec), Greenland (1), the United Kingdom (1), United States (111: Missouri, Oklahoma, Utah)

• Jeffersonian of Canada (18: Newfoundland, Newfoundland and Labrador), United States (121: Oklahoma, Texas)

• Jefferson of United States (3: Missouri)

• Canadian of Canada (4: Newfoundland, Newfoundland and Labrador, Northwest Territories, Québec), China (1)

Total: 769 collections including 1470 occurrences

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