30289 - Museum Grade Trident 2.09 Inch Walliserops trifurcatus Middle Devonian Trilobite Nenoticidaris mercieri together with the quartz grains

together with the quartz grains occurrence

Waisfeldaspis

This type of specimens in the fossil record of the Upper Cretaceous phosphates of the Ouled Abdoun Basin are not common

Fe/Mn=45-46

Dames 1883 (trilobite)

30289 - Museum Grade Trident 2.09 Inch Walliserops trifurcatus Middle Devonian Trilobite Nenoticidaris mercieri together with the quartz grainsImpressive specimen, prepared in an exceptional way. 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 specimen of Museum Grade. This species of trilobite is very rare, with an almost extraterrestrial