Authentic, High Quality, Natural 1 3/4" Asaphiscus wheeleri trilobite complete with one check still intact during molting process. Found with visible rare pyritic crystal inclusions throughout on an approximate 6" tall x 4.5" wide x 5/8" deep shale.
Found in the Utah West Desert, Antelope Springs, House Range, Wheeler Shale Formation.
Age: Middle Cambrian (505 million years)
Stand and Information Card Included.