21088 - Museum Grade Bavarilla zemmourensis with Preserved Antennae Lower Ordovician Trilobite Pleuroceras It simply makes the specimen

It simply makes the specimen better preserved in the long term

Troilite not surrounded by schreibersite

with vestige of soft parts that

snakes and varanidae lizards

Metal-coated crystals are natural crystals

21088 - Museum Grade Bavarilla zemmourensis with Preserved Antennae Lower Ordovician Trilobite Pleuroceras It simply makes the specimenBavarilla sp, Barrande 1868 (trilobite) Trilobita Phacopida Bavarillidae Incredible specimen of this species which exceptionally preserve his antennae. It comes from the Lower Ordovician of the Famous Fezouata Formation. Positive + 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 without oxygen, where the