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LocNo: 3527Atoka Fm.
Country: USA
Province: Indiana, Brown County
Locality: unrecorded
Layer: Atoka Fm.
Lower Boundary: U Morrowan (Bloydian)--Atokan[MOR--ATO], 310.4 million years
Upper Boundary: UAR Upper Atoka Fm. top, 308.6 million years
Georeference: