1.9" Kettneraspis Trilobite With Long Occipital - Lghaft, Morocco

This is a large, 1.9" long, Kettneraspis? prescheri trilobite from Morocco. It has a large, and very distinctive occipital spine. These trilobites have typically been labeled as Leonaspis but based on more recent papers it appears to be Kettneraspis? prescheri. It some separation between the head and thorax but is well prepared with only about 2% shell restoration along repaired cracks.

A recent description of this trilobite can be found at:

Description of Kettneraspis? prescheri sp. nov. (Trilobita, Odontopleuridae) from the “couche rouge” (Pragian, Lower Devonian) in Morocco