单词 | Miocene epoch |
释义 | Miocene epoch (once / 129883 pages) n WORD FAMILY Miocene epoch: Miocene epochs USAGE EXAMPLESThe rock comes from the Monterey formation, a layer set down in the Miocene epoch about 12 million to 20 million years ago. Scientific American(Jan 30, 2014) The new fossils date to 17 to 19 million years ago, or the early-mid Miocene epoch, making them the youngest known toothed whales. Science Magazine(Feb 17, 2013) Evidence has been adduced in favour of man's existence in the Pliocene, or even in the Miocene epoch. Huxley, Thomas H., Essays Upon Some Controverted Quest...(2010) n from 25 million to 13 million years ago; appearance of grazing mammals Syn|Exp Miocene epoch a unit of geological time that is a subdivision of a period and is itself divided into ages |
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