Name: Elrathia kingii . Trilobite Order Ptychopariida, Family Ptychoparioidea Locality: House Range, Millard County, Utah Stratigraphy: Middle Cambrian, Wheeler Formation Remarks: Mass mortality Credits: Steve Lancellottii at FossilScapes
Western Trilobites Association: Trilobite Genera / Species I Trilobite Formations I Trilobite Locations
