| 词汇 | palaeogene |
| 释义 | Palaeogene adjective geology UKspecialized(USPaleogene)uk /ˈpæl.i.ə.dʒiːn/ us /ˈpeɪ.li.oʊ.dʒiːn/ from or referring to the period of time between about 66 and 23 million years ago, in which many insects, mammals, and birds appeared: 古第三纪的（迄今6600万至2300万年前） the Palaeogene period古第三纪 Palaeogene flora and fauna古第三纪动植物 The earliest Palaeogene landscape was covered by ferns. The ancestors of modern camels evolved in North America during the Palaeogene period. In England, Palaeogene rocks are preserved in two E–W trending tectonic basins, the London Basin and the Hampshire Basin. Prehistory anatosaurus apatosaurus Australopithecus brachiosaurus broch henge Holocene ice age ichthyosaur iguanodon Phanerozoic pictograph Pleistocene Pliocene post-glacial raptor Silurian standing stone stegosaurus stone-age Palaeogene noun[ S ] uk /ˈpæl.i.ə.dʒiːn/ us /ˈpeɪ.li.oʊ.dʒiːn/ the Palaeogene the period of time between about 66 and 23 million years ago, in which many insects, mammals, and birds appeared: In the Early Palaeogene, the earth was mainly made up of forests and woodlands. Sea-level change in the Late Palaeogene exposed the present-day lowland landscape. South America was an island during the Palaeogene. Scientists previously believed dyrosaurids diversified in the Palaeogene. Across ecosystems, the Palaeogene also marks a rapid radiation of new species filling in empty ecological niches. Prehistory anatosaurus apatosaurus Australopithecus brachiosaurus broch henge Holocene ice age ichthyosaur iguanodon Phanerozoic pictograph Pleistocene Pliocene post-glacial raptor Silurian standing stone stegosaurus stone-age You can also find related words, phrases, and synonyms in the topics: Specific periods of time Geology - general words |
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