21134 - Museum Grade Plate with 5 Bavarilla with Preserved Antennae Lower Ordovician Trilobites Alanqa saharica It has some tiny glued

It has some tiny glued or filled fractures

but not restorations

and most often forms botryoidal

The anatomical details of the insects are staggering

They are the metacarpal bones

21134 - Museum Grade Plate with 5 Bavarilla with Preserved Antennae Lower Ordovician Trilobites Alanqa saharica It has some tiny gluedBavarilla sp, Barrande 1868 (trilobite) Trilobita Phacopida Bavarillidae Incredible mortality plate with 5 specimens of this species which exceptionally preserve his antennae. It comes from the Lower Ordovician of the Famous Fezouata Formation. Positive and Negative specimen. The conservation of soft parts in the fossil record is somewhat exceptional and only occurs under certain and exclusive taphonomic conditions. For example, anoxic substrates