This is an extremely rare pyritized Ordovician trilobites, Triarthrus eatoni.
This trilobite comes from the Whetstone Gulf Formation, Lewis County Area in New York states. These fauna comes in dark black- grey shale and it is possible pyrite conservation of antennae, legs and gut. This is a 100% sand blaster trilobite with no color on top.
Sometimes some slab are glued together.
Whetstone Gulf Formation
Gold Bug with soft tissue preserved Triarthrus eatoni
size: slab size: 6 cm trilobite size: 0,9 cm
restorations: no restorations
preprator: Alex Zagar and Di Silvestro Gianpaolo