RARE Zacanthoides Grabaui Trilobite Fossil
Item History & Price
Reference Number: Avaluer:31154134 |
Here is one of the rarest and most coveted trilobites from the Spence Shale. Only a handful of complete specimens of this species have been discovered. This species is known for its shovel-like pre glabellar area, this species shows it nicely. The trilobite measures 4cm long. The matrix measures 8.5 x 13cm.