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13 million years agoの例文

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  • By 13 million years ago, tapirs very much like extant tapirs existed in Southern California.
  • Uplift associated with the creation of the Colorado Plateaus lifted the region starting 13 million years ago.
  • These are the local manifestations of Comond?Group volcanics from activity occurring 24 to 13 million years ago.
  • 13 million years ago the area was part of a shallow sea called the Paratethys, which is why there were found few vertebrate fossils.
  • Tracing the path of HIP 46950 backwards suggests that it would have been in the vicinity of the Scorpius-Centaurus Association about 13 million years ago.
  • The Pleistocene era was 11, 000 years ago to 500, 000 years ago; the Pliocene ran from 500, 000 to 13 million years ago.
  • From Asia one species reached the Australian continent via Indonesia and New Guinea in the mid-Miocene, " circa " 13 million years ago.
  • "We don't really know what happened to the animals, but they all seem to have disappeared at the same time, about 13 million years ago,"
  • Scientists in Spain have discovered fossils of an ape species from about 13 million years ago that they think may have been the last common ancestor of all living great apes, including humans.
  • The federal government ordered an investigation by the Australian Nuclear Science and Technology Organization, which issued a report Thursday saying the last movement of the fault lines was between 5 million to 13 million years ago.
  • DNA-DNA hybridization results suggest that the main radiation of South American hummingbirds took place at least partly in the Miocene, some 12 to 13 million years ago, during the uplifting of the northern Andes.
  • A Late Serravallian ( 12 13 million years ago ) fossil sometimes attributed to " Mergus ", found in the Saj髒鰈gyi Formation of M醫rasz鮨鮯, Hungary, probably belongs to " Mergellus ".
  • This was likely a " Lobelia "-like species that arrived about 13 million years ago, when Gardner Pinnacles and French Frigate Shoals were high islands and long before the current main islands existed.
  • The oldest fossils of the species come from the Pebas Formation, which was deposited during the Middle Miocene about 13 million years ago ( Ma ) over a vast area of Amazonia called the Pebas mega-wetland.
  • The federal government ordered an investigation by the Australian Nuclear Science and Technology Organization, or ANSTO, which issued a report in September saying the last movement of the fault lines was between 5 million to 13 million years ago.
  • Be that as it may, it was amazing enough simply to have found a four billion year-old, potato-sized rock in the frozen Antarctic _ having arrived, dead or alive, from Mars some 13 million years ago.
  • As a result of a change in the motion of the Pacific Plate about 13 million years ago, there was also a change in the orientation of the East Pacific Rise, which in turn reoriented the fracture zone, creating the current alignment that is today's Clipperton Fracture Zone.
  • However I understand where your question is coming from, so I'll explain the background : Until a day or two ago the article said, " The sea otter lineage diverged from the other Old World otters approximately 13 million years ago " which was sourced to a Koepfli and Wayne paper from 1998.
  • In the canyon's rocks are embedded bones of three-toed horses, oreodonts ( piglike animals ), camels the size of deer, pronghorn antelopes, small mastodons and rhinoceroses _ animals scientists believe came to the canyon 15 million years ago to feed off native grasses that have since largely disappeared and to drink at a lake that dried up perhaps 13 million years ago.
  • A further possibility, highlighted by research published in 2012, is that the human chimpanzee split is earlier than previously thought, with a possible range of 7 to 13 million years ago ( with the more recent end of this range being favoured by most researchers ), based on slower than previously thought changes between generations in human DNA . Indeed, some researchers ( such as Tim D . White, University of California ) consider suggestions that " Sahelanthropus " is too early to be a human ancestor to have evaporated.
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