Trilobite Hollardops ammonite Ambient sand was incorporated into

Ambient sand was incorporated into the crystal structures that form in arid and sandy conditions

found in Fossil Lake

Famed for the distinctive ‘star’ pattern on their polished face

A group of pecten shells found in the Lillo Formation

Trilobite Hollardops ammonite Ambient sand was incorporated intoIn common with Phacops, the prominent feature of Hollardops trilobites are their brilliantly preserved eye lenses. The Hollardops have Schizochroal eyes and long genial spines that finish about half way down the trilobite's thorax. From Morocco. Devonian, circa 390 million years old. In their original matrix, minimum size of the trilobite is not including the surrounding stone 5cm x 3cm. Matrix 6cm x 7cm minimum. Measurements are approximate and the