Name: Elrathia marjumi (Robison, 1964)
Order Ptychopariida, Superfamily
Ptychparioidea, Family Alokistocaridae
Locality: left: House Range, Millard Co., Utah; right: Drum Mountains,
Millard Co., Utah
Stratigraphy: Marjum Formation., Middle Cambrian
Remarks: left
photo: Richie
Kurkewicz Pangaea
Collection; right photo: G. Ast Collection
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Western
Trilobites Association:
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