22019 - Museum Grade Trident 1.93 Inch Walliserops trifurcatus Middle Devonian Trilobite Myopsolenites Natural orange iron sulfide (pyrite)

Natural orange iron sulfide (pyrite) oxidation color

Impressive and rare authentic example of Spinosaurus hand (manus) phalanx bone

Industrially

Micraster pseudorostratus

22019 - Museum Grade Trident 1.93 Inch Walliserops trifurcatus Middle Devonian Trilobite Myopsolenites Natural orange iron sulfide (pyrite)Impressive specimen, prepared in an exceptional way. This trilobite with his forked trident has been prepared as free standing along with tens of spines. This type of preparation requires meticulous work of tens of hours. Of course, many of the spines during the preparation process have been fractured and glued again, with slight restorations in the fracture zones. A preparation like this without small restorations is impossible. It is an authentic