Hyolithid Hyolithes idahoensis? (Resser, 1938)
Box Elder CountyUtah
Cambrian Hyolitha Hyolithes idahoensis? Spence Shale
size: slab 23 cm x 13 cm Positive and Negative
Hyolithid 5,5 cm
restorations: NO RESTORATIONS
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.