Name: Elrathia
longiceps Resser, 1938
Order Ptychopariida, Superfamily Ptychparioidea,
Family Alokistocaridae
Locality: Pend Oreille County, Washington
Stratigraphy: Middle Cambrian, Metaline Limestone
Remarks: Courtesy
David Morgan
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Western
Trilobites Association:
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