USGS Pub https://t.co/mkc26Gb3AH via @USGS_Pubs
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RT @kathspringer: This went live today. USGS Professional Paper 1839 -The Las Vegas Formation. The framework for @tulespringsnps. The seque…
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RT @kathspringer: This went live today. USGS Professional Paper 1839 -The Las Vegas Formation. The framework for @tulespringsnps. The seque…
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USGS Prof.Paper 1839 -The Las Vegas Formation; strat framework for all those fossils from Tule Springs Fossil Beds Nat. Mon. and the sequence that documented springs and wetlands respond practically instantaneously to abrupt climate change in the past. ht