Here is a rarly offerd Didymograptus denticulatus from the Ordovician Fillmore Formation of Utah. There are quite few fossils where collected in the Ordovician of Utah. | |||
Location: | Ibex, Millard Co., Utah, USA | ||
Size of Graptolite: | about 25 mm long | ||
Age: | Lower Ordovician, Llanvirn, Pogonip Group, Fillmore Formation (about 470 mill. y.o.) |