Assertion: barren ground caribou's antler | /r/HasProperty | 680,000 to 620,000 bp
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Source sentences:
text: In 1986 Kurtén reported that the oldest reindeer fossil was an "antler of tundra reindeer type from the sands of Süssenborn" in the Pleistocene (Günz) period (680,000 to 620,000 BP).