*Elrathia Kingi Trilobite Mass Mortality Plate found in the Wheeler Shale, House Range, Millard County, Utah. This plate measures approximately 7" wide by 5" tall and 1/2" thick. Seventeen small Elrathia Kingi Trilobite Completes and two Molts with some trilobite partials can be seen throughout this Mortality Plate.
*This is called a "Mortality Plate" because it is a frozen snapshot of a Mass Death Assemblage.
*Stand and Information Card Included.
*Elrathia Kingi Trilobites are from the Cambrian Period. They first appeared in our oceans approximately 550 Million Years Ago before going Extinct around 240 Million Years Ago.