This wonderfully detailed specimen is a spiny trilobite (in its limestone matrix) from the world famous Black Cat Mountain Quarry in Oklahoma. The occipital spine is present, a detail lost on many. It was carefully, meticulously, expertly prepared by Bob Carroll in 2006 to expose each and every tiny detail. The Black Cat Mountain Quarry produces a limited amount of trilobites of the finest quality each year.
Genus / Species: Kettneraspis williamsi
Age: Early Devonian
Location: Black Cat Mountain, near Clarita, Coal County, Oklahoma, USA
Matrix Dimensions: 3.4″ long x 2.9″ wide x 1.3″ thick
Weight: .67 lbs