Cheirurus (from Greek χείρ, cheir meaning "hand" and ουρά, oura meaning "tail") is a genus of phacopid trilobites that lived from the Ordovician to the Devonian. Its remains have been found in Africa, Asia, Australia, Europe, and North America. Cheirurus is the type genus of Cheiruridae.
References
Further reading
Trilobite: Eyewitness to Evolution by Richard Fortey
External links