Eoptychoparia piochensis
Trilobite
Middle Cambrian
Pioche Formation
Pioche, Lincoln County, Nevada, USA

Good 0.3” negative on 2.5” shale.

Eoptychoparia is a trilobite genus that lived during the Early to Middle Cambrian of North America, China, Morocco, and Russia.

Here’s an inexpensive example for the newbie who already has all the more common trilobite genera. Getting something from Nevada isn’t as easy as it was in the 80’s-90’s.