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LocNo: 4320late Atokan
Country: Canada
Province: NW Territor.+Arctic Islands
Locality: Ellesmere Island, Hamilton P., GSC 52445
Layer: late Atokan
Lower Boundary: Langsettian--Duckmantian, Westphal.A--B, 311.3 million years
Upper Boundary: U Atokan--Desmoinesian [ATO--DES], 308.6 million years
Georeference: