†family Cedariidae Raymond 1937 (trilobite)
Trilobita - Olenida - Cedariidae
Parent taxon: Olenida according to J. M. Adrain 2011
See also Jell and Adrain 2002 and Whittington et al. 1997
Sister taxa: Andrarinidae, Aphelaspidae, Asaphiscidae, Dokimokephalidae, Eulomidae, Idahoiidae, Loganellidae, Olenidae, Parabolinoididae, Pterocephaliidae
Subtaxa: Bonneterrina Carinamala Cedaria Cedarina Henadoparia Jimachongia Vernaculina
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Cambrian of Canada (8: Northwest Territories, Yukon collections), China (1), Greenland (11), the Russian Federation (3), United States (75: Alabama, Alaska, Georgia, Nevada, Pennsylvania, South Dakota, Texas, Utah, Wisconsin, Wyoming)
Total: 98 collections including 108 occurrences