Name: Presbynelius ibexensis
Trilobite Order Asaphida, Family Asaphidae
Locality: Millard Co., Utah
Stratigraphy: Fillmore Formation, Pogonip Group, Ordovician
Remarks: left Photo: G. Ast Collection; right Photo: Robert Drachuk at Fossil Mall
The correct name may be Presbynelius (Presbynelius ) ibexensis (formerly Paranileus) (Zone I, Utah).
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