Recently described Ptychoparella buttsi trilobite on a large natural matrix. The slab holds 2 complete trilobites and several partials. Trilobites from the Cambrian layers of Alabama are extremely rare. All natural fossil, no restorations.

Ptychoparella buttsi

Lower cambrian (512 - 504 mil y)

Rome formation, Montevallo, Alabama, USA

115 x 100 mm - 4.5" x 4" (matrix)

Very good