Late Oligocene and the Ulunguhe Fm. Early Eocene to Early Oligocene.

乌伦古河组——早始新世至早渐新世。

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The new species of Scleropages from the Early Eocene of Hunan and Hubei, China is the first complete fossil of the genus.

产于湖北松滋和湖南湘乡早始新世地层中的中华金龙鱼是金龙鱼化石的首次发现。

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The gold mineralization in the Boka-Tuobuka area took place in Paleocene and early Eocene, intra-continental extensional geotectonic environment.

金矿形成于新生代第三纪古新世和始新世初的陆内拉张地质构造环境中。

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The researchers, who report their findings in a Sept. 19 paper in the journal PLoS ONE, say the site of the Panda pipe was covered with a forest of Metasequoia, similar to today's dawn redwoods, during the early Eocene.

MSN: 50-million-year-old redwood chunk found