20031 - Museum Grade Bavarilla zemmourensis with Preserved Antennae Lower Ordovician Trilobite Clypeaster Fluorite (also called fluorspar) is

Fluorite (also called fluorspar) is the mineral form of calcium fluoride

Coignouina

France (2)

Sister taxa: Cambrocrinus

20031 - Museum Grade Bavarilla zemmourensis with Preserved Antennae Lower Ordovician Trilobite Clypeaster Fluorite (also called fluorspar) isBavarilla 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. 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 organic matter has difficulty