Comet Shale Member
Cambrian Hyolitha Hyolithids Pioche Shale
size: slab 8,5 cm x 6 cm
Hyolithid 1,2 cm
restorations: NO RESTORATIONS Positive and negative (not in photo)
preparator: Di Silvestro Gianpaolo
ref. Wikipedia : Hyoliths are animals with small conical shells, known as fossils from the Palaeozoic Era. They are lophophorates, a group which includes the brachiopods.