Trilobita - Phacopida - Encrinuridae
Parent taxon: Cheirurina according to J. M. Adrain 2011
See also Edgecombe 1994, Harrington and Leanza 1957, Nikolaisen 1961, Phleger 1933 and Whittington et al. 1997
Sister taxa: Cheiruridae, Pliomeridae
Subtaxa: Aegrotocatellus Alwynulus Anapliomerella Atractocybeloides Avalanchurus Balizoma Batocara Bevanopsis Celtencrinurus Curriella Cybelinae Dayongia Dindymeninae Distyrax Elsarella Encrinurinae Eodindymene Langgonia Lasaguaditas Lyrapyge Mackenziurus Nucleurus Paracybeloides Parakailia Perirehaedulus Perryus Plasiaspis Prophysemataspis Prostrix Sinocybele Staurocephalidae Staurocephalinae Stiktocybele Struszia Wallacia Wuoaspis
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Devonian of Australia (2 collections), China (1), Tajikistan (1)
• Whitwellian of Canada (5: Northwest Territories)
• Jaani of Estonia (3)
• Niagaran of United States (1: Indiana)
• Silurian to Devonian of Austria (1)
• Silurian of Australia (29), Austria (1), Belarus (2), Canada (159: Manitoba, Northwest Territories, Nunavut, Ontario, Quebec, Yukon, Yukon Territory), China (42), the Czech Republic (36), Estonia (8), Greenland (7), Ireland (1), Italy (1), Japan (6), Latvia (2), Lithuania (3), Morocco (1), Norway (1), Sweden (16), Tajikistan (4), Ukraine (17), the United Kingdom (61), United States (63: Arkansas, California, Illinois, Indiana, Iowa, Maine, Maryland, Michigan, Nevada, New York, Oklahoma, Wisconsin), Uzbekistan (2)
• Dobrotivian of the Czech Republic (2)
• Uhaku of the Russian Federation (1)
• Chazyan of Canada (24: Newfoundland and Labrador, Northwest Territories), United States (5: New York, Oklahoma)
• Whiterockian of Canada (10: Newfoundland and Labrador, Northwest Territories, Quebec), Norway (2), United States (15: California, Nevada, New York, Oklahoma, Vermont)
• Volkhov of the Russian Federation (18)
• Arenig of Argentina (1), China (3), Norway (1), the United Kingdom (1)
• Arenigian of China (2)
• Ordovician to Silurian of Canada (4: British Columbia, Québec)
• Ordovician of Argentina (12), Australia (15), Belgium (4), Canada (47: Manitoba, Newfoundland, Northwest Territories, Northwest Terrorities, Nunavut, Nunvait, Ontario, Quebec, Yukon), China (33), the Czech Republic (7), Estonia (7), Germany (2), Ireland (20), Italy (1), Kazakhstan (5), Latvia (3), the Netherlands (2), Norway (70), Poland (2), the Russian Federation (27), Spain (1), Sweden (31), the United Kingdom (68), United States (57: Alabama, California, Illinois, Illinois, Iowa, Iowa/Wisconsin, Maine, Minnesota, Nevada, New York, Oklahoma, Utah, Virginia, Wisconsin)
Total: 979 collections including 1309 occurrences