This is an extremely rare pyritized double Ordovician trilobites, Triarthrus eatoni.
These trilobites 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 blasted trilobite with no color on top.
Sometimes some slab are glued together.
Whetstone Gulf Formation
Double ventral Gold Bug with soft tissue preserved Triarthrus eatoni
size: slab size: 6 cm x 5 cm trilobite size: 1,1 and 0,8 cm
restorations: no restorations
preprator: Alex Zagar and Di Silvestro Gianpaolo