30486 - Well Preserved 2.41 Inch Asaphellus fezouatensis Lower Ordovician Trilobite Fezouata Fm Silicified Pine Cones See also Djabarov 1964 and

See also Djabarov 1964 and Sepkoski 2002

but this interpretation did not gain wide acceptance

Erythrite and annabergite (Ni3(AsO4)2·8H2O) (nickel arsenate) form a complete series with the general formula (Co

Bumastus graftonensis

30486 - Well Preserved 2.41 Inch Asaphellus fezouatensis Lower Ordovician Trilobite Fezouata Fm Silicified Pine Cones See also Djabarov 1964 andAsaphellus sp, Callaway 1877 (trilobite) Trilobita Asaphida Asaphidae Beautiful specimen. It comes from the Lower Ordovician of the Famous Fezouata Formation. The Fezouata Formation occurs in the lower part of the Lower to lower Middle Ordovician Outer Feijas Group, in the western, central and eastern Anti Atlas Mountains, southern Morocco (Destombes et al. 1985; Gutierrez Marco & Martin 2016). It comes from The Konservat Lagersttten of Lower Fezouata