Eric Walker added Redlichia rex and Redlichia - Wikipedia and They Put the Bite in Trilobite - The New York Times to Redlichia, and added Redlichia to Redlichiinae

Eric Walker added Redlichia to Redlichiinae, and added Redlichiinae to Redlichiidae

Eric Walker added Redlichiinae to Redlichiidae, and added Redlichiidae to Redlichiida