Name: Utaspis marjumenis
Order Ptychopariida, Family Alokistocaridae
Robison, 1964
Locality: House Range, Millard Co., Utah
Stratigraphy: Marjum Fm., Middle Cambrian
Remarks: left: Photo: G.
Ast Collection;
right: Photographed by Brent Lewis
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Western
Trilobites Association:
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