This is a very complete Lower Cambrian trilobite. It is a Paedumias sp. from British Columbia, Canada. The locality where this specimen was found is south of the famous Burgess Shale site. This trilobite is very 3-dimensional for this type. It has very nice detail and shows up well on the matrix block. And the long telson (tailspine) is intact and displays prominently. This is an extremely nice Lower Cambrian trilobite from British Columbia.