How To Use Pleistocene In A Sentence
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For 10,000,000 years during the Miocene, Pliocene and Pleistocene epochs this area was a fiery inferno of constant volcanic activity and magnificent giants such as the Grizaba, La Malinche, Iztaccihuatl, Popocatepetl, Volcan de Toluca and Volcan de Colima, along with thousands of smaller volcanic cones, came into eruptive existence.
The geology and geography of Lake Chapala and western Mexico
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At the time Milankovitch did his work, it was generally assumed that four glaciations had occurred in the Alps during the Pleistocene, named Günz, Mindel, Riss and Würm.
Milankovitch, Milutin
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A multispecies overkill simulation of the end-Pleistocene megafaunal mass extinction.
Late-Quaternary changes in arctic terrestrial ecosystems, climate, and ultraviolet radiation levels
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More specifically, there are Triassic, Jurassic, Cretaceous, Eocene, and Miocene marine and Oligocene and Plio-Pleistocene nonmarine sedimentary rocks.
Santa Monica Mountains (Bailey)
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There are, however, several other large species of Civettictis-like viverrids known from East Africa in the Plio-Pleistocene and this specimen could be related to one of them.
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And indeed, today's two species of seriema in southern South America appear to be derived from Pleistocene fossil birds which were once giant, flightless predators (known as phorusrhacoids) of now-extinct fauna.
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Axarus larvae almost always infest varved clay deposits that are remnants of Pleistocene glacial lakes.
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The researchers used microscopic analysis of particles from the Pleistocene-Holocene sediments collected from the California Channel Islands and compared them with modern soil samples that had been subjected to wildfires, as well as balls of stringy fungal material, called sclerotia, some of which were also subjected to a range of temperatures in a laboratory.
Innovations-report
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Glacial Lake Agassiz was the last in a series of proglacial lakes to fill the Red River valley in the three million years since the beginning of the Pleistocene.
Ecoregions of the United States-Level III (EPA)
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Urine, feces, and vomitus went in the toilet. hmmmm must have been LATE Pleistocene since most of the houses I lived in had flush toilets IN TH HOUSE, ffor heavens sakes!
Coyote Blog » Blog Archive » More Indentured Servitude in San Francisco
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The circumboreal tundra-taiga interface: Late Pleistocene and Holocene changes.
Effects of climate change on landscape and regional processes and feedbacks to the climate system in the Arctic
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For the record, the deal with horses in North America is that, while members of the genus Equus were numerous and important there in the Pleistocene, they later became extinct (to quote R. Dale Guthrie (2003): ‘equid species dominated North American late Pleistocene faunas in terms of abundance, geographical distribution, and species variety, yet none survived into the Holocene epoch’ (p. 169)).
Archive 2006-12-01
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Silt and varved clay, probably deposited during the last stages of Pleistocene glaciation, cover the entire floor.
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In general, species richness in the Miocene and Pliocene was high whereas Pleistocene and Recent diversity is very low.
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The origin of the Brejos has been associated with humid paleoclimates established after the middle Tertiary, especially during interglacial phases of the Pleistocene.
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One of the classic scientific debates, on a par with ‘nature vs. nurture,’ albeit far more obscure, is the question of what caused the great megafaunal extinction at the end of the Pleistocene.
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The terraces of the Western Lowlands Pleistocene Valley Trains ecoregion comprise a large expanse of early-Wisconsin glacial outwash deposits (older than 73b, 73c and 73l) reflecting braided stream depositional regimes.
Ecoregions of the Mississippi Alluvial Plain (EPA)
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The pattern of population size change across the Pleistocene has come to be of critical interest, linking paleodemography with population genetics, paleoecology, and paleoanthropology.
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The culmination of the cooling trend was the Pleistocene epoch, or Great Ice Age, of the last 1.8 million years.
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The last common ancestor to Neandertals and modern humans is older, and it is the newly named species Homo antecessor (of Lower Pleistocene age).
A New Species?
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Recent developments in Pleistocene stratigraphy have enabled a better correlation to be made of terrestrial sequences with the much more complete marine sequences.
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During the Pleistocene, herds of giant wombats the size of a rhinoceros roamed the plains of southern Australia.
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The remains of Pleistocene mammals in Alaska and Siberia have been discovered in permafrost, which resulted in the body tissue being preserved through desiccation-induced mummification.
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The strata next below the Pleistocene gravels and cave deposits are ascribed to the "Pliocene age" -- older than these are the "Miocene" and the "Eocene," and then you come to the Chalk, a good white landmark separating newer from older strata.
More Science From an Easy Chair
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1948 Graduate assistant to David Frey, studies on Singletary Lake, North Carolina, extreme oligotrophy in the elongated "bay" lakes; later published a map of Pleistocene winds based on bay lake orientations and atmospheric pressure height calculations.
Annotated contributions of Howard T. Odum
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Another good reason to pick the chalicothere is that they were alive until at least the end of the Pleistocene and there could have been a remnant population hidden in a deep pocket somewhere.
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No mammal of today has a comparable anatomy of the limbs, but several extinct groups like the Eocene to Pleistocene chalicotheres show similar adaptations.
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Geochronological and geochemical data for the volcanic complex demonstrating Late Pleistocene eruptive activity were reported by Lohnert and Worner et al..
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The deep-sea core oxygen isotope record is a framework for a relative chronology for the Pleistocene.
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Large areas of southern Arkansas are also covered by Pleistocene-era loess, with some deposits over 4 m thick.
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Pliocene-Pleistocene ice rafting history and cyclicity in the Nordic Seas during the last 3.5 Myr.
Variability in hydrographic properties and currents in the Arctic
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Yet the Pleistocene was also characterized by the presence of distinctive large land mammals and birds.
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Coastal ecosystems have been forced to migrate staggering distances since the waning of Pleistocene glaciers began to drive the postglacial rise in global sea level, termed eustasy by geologists.
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* A large extinct Pleistocene suid, Celebochoerus heekereni, was also endemic to Sulawesi, but so far as we know was not related to either babirusas or Sus celebensis.
The deer-pig, the Raksasa, the only living anthracothere… welcome to the world of babirusas
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Glacial Lake Agassiz was the last in a series of proglacial lakes to fill the Red River Valley since the beginning of the Pleistocene.
Ecoregions of North Dakota and South Dakota (EPA)
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The continuation stated that Elliot Smith — with whom Keith was to quarrel a year or so later — had made the most notable contribution to the meeting with his commentary on the "brain cast" that was given him by Smith Woodward, and that "the chief divergence of opinion" in the discussion related to the antiquity of the finds, with Sir Arthur Keith — mentioned by name — regarding them as earlier than Pleistocene and possibly Pliocene, that is to say, the age to which some of the planted fossil animal teeth may have belonged.
The Piltdown Mystery: An Exchange
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Pleistocene vegetation
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This site is dated by biostratigraphy to the early Pleistocene, with an estimated age of 1.3 + or - 0.1 Ma.
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Together, the Pleistocene and Holocene make up the Quaternary period, marked by waxing and waning of polar glaciers.
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Because beetle elytra may be common fossils in Pleistocene deposits, they are often important sources of data on Pleistocene environments.
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In recent years a theory has emerged that seeks to explain three mysterious events that took place at around 13,000 years ago (kya) - the sudden cooling phase known as the Younger Dryas, at the end of the Bølling Allerød warm interstadial, the sudden termination of the Clovis culture in North America, along with the mass extinction event there that saw the demise of over 30 genera of Pleistocene fauna, although this last event had been in progress from c. 40 kya, and also affected further flung parts of the world such as Eurasia and Australia.
Anthropology.net
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Woolly mammoths, which are now extinct, lived from the Pleistocene to the early Holocene period from about 120,000 to 4,000 years ago.
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Geologically, this was a deep valley eroded by the Mississippi during the Pleistocene Era when the sea level was 200 feet below its present stand.
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the most recent ice age was during the Pleistocene
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Any of various extinct ungulate mammals of the Eocene to Pleistocene epochs, having distinctive three-clawed, three-toed feet.
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Analysis of varves (banded sediments in lakes that show annual variation) can be used to date Pleistocene sediments.
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Overall, these data reflect a protracted history of speciation throughout the Pleistocene and Pliocene’ (pp. 1666-1667), and they termed the LPO model ‘a failed paradigm’.
Archive 2006-03-01
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African and Asian elephants are the only members of the Order Proboscidea that were not lost in the megafaunal crisis of the late Pleistocene.
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-- Mountain pygmy possum Burramys parvus: described from Pleistocene owl pellets in 1896 but found alive in a ski lodge in the Australian Alps in 1966.
Archive 2006-03-01
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The Mojave Playas are generally smaller in area than the Lahontan and Tonopah Playas (13h) and are not part of the broad Pleistocene pluvial basins that are found in the Central Basin and Range (13) to the north.
Ecoregions of Nevada (EPA)
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Gypsum crystals are present, occurring in Pleistocene glacial lake beds of bluish-gray silt and clay that are exposed along the banks of the creek.
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The main difference is the proportion of omnivorous species, which are represented exclusively by the bear because suids are absent from Europe during the early Pleistocene.
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All the rocks are of Pliocene or Pleistocene, fluviatile origin, and consist mainly of sandstones, conglomerates, quartzites, shales and micaceous sandstone.
Royal Chitwan National Park, Nepal
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It was chiefly in its middle and latter, or Miocene, Pliocene, and Pleistocene ages, that the myriads of its huger giants, -- its dinotheria, mastodons, and mammoths, -- cumbered the soil.
The Testimony of the Rocks or, Geology in Its Bearings on the Two Theologies, Natural and Revealed
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More specifically, there are Cretaceous, Eocene, Miocene, and Pliocene marine and Oligocene and Plio-Pleistocene nonmarine sedimentary rocks.
Simi Valley - Santa Susana Mountains (Bailey)
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Blocks of anorthoclase - and clinopyroxene-bearing micorgaphic granophyre (click for photo) were ejected with rhyolitic pumice during a late-Pleistocene eruption at the Alid volcanic center, Eritrea.
Granophyre.html
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The origin of the Brejos has been associated with humid paleoclimates established after the middle Tertiary, especially during interglacial phases of the Pleistocene.
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The region consists of mostly Holocene alluvium or Holocene and Pleistocene terrace deposits, with a mix of ustic to aridic, hyperthermic soils.
Ecoregions of Texas (EPA)
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The gothic erosional landscape of the Little Missouri Badlands formed when the Little Missouri River was diverted along a steeper course by Pleistocene glaciers.
Ecoregions of North Dakota and South Dakota (EPA)
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None of the streams draining upland areas of the Southeast were glaciated during Pleistocene ice ages or inundated by Cretaceous seas during interglacial periods.
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The landward extent of the embayment fill abuts the western side of the Woakwine Range, a Pleistocene barrier.
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However, there have been at least four significant glacial episodes prior to the Pleistocene glaciations.
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Alvarenga & Höfling (2003) grouped phorusrhacids into five subgroups; the small, gracile psilopterines, known from the Palaeocene to the Pliocene and including the oldest of all phorusrhacids; the mid-sized, shallow-skulled, gracile-legged mesembriornithines of the Miocene-Pliocene; the mid-sized patagornithines of the Oligocene, Miocene and Pliocene; the gigantic, robust brontornithines of the Oligocene and Miocene; and the mostly large, gracile-legged phorusrhacines of the Miocene, Pliocene and Pleistocene.
Archive 2006-10-01
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He called Josep Maria Cruxent who identified it as being from a megatherium, a mammal from the Pleistocene, and 25 million years old.
Cardona, the last Catalan explorer
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From that he worked out the game migration routes at the very end of the Pleistocene period.
THE JOE LEAPHORN MYSTERIES
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Several minerals, classified as drift minerals in this article, are present in Pleistocene glacial deposits.
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During the Pleistocene, herds of giant wombats the size of a rhinoceros roamed the plains of southern Australia.
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The genus Homo, appearing first in Africa, spread rapidly into Eurasia during the early Pleistocene.
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For instance, during the Pleistocene glaciations, the high altitude areas were probably nearer to distinct kinds of open vegetation, while forests were retracting.
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After many decades of debate, the North American end-Pleistocene megafaunal mass extinction remains a lightning rod of controversy.
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The Klima fault zone has been active since deposition of the Plio-Pleistocene Galini Formation through Holocene time as smaller-scale fault splays penetrate the modern, scree-covered surface.
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So how did our prehuman and early human ancestresses living in the Pleistocene Epoch (from 1.6 million until roughly 10,000 years ago) manage to get those calories?
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Volcanic cones, lava flows, alluvial fans where canyons blend to valley floors, and playas where there were once Pleistocene lakes, add to a sense of active, sometimes violent geological processes at work.
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Both are characterized by their ubiquity and their antiquity: No known human culture lacks them, and musical instruments are among the oldest human artifacts, dating to the Late Pleistocene about 50,000 years ago.
A Sound Check For the Ages
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During the deglaciation phases of the Pleistocene glaciations, wind-blown silt was deposited on a spectacular scale in extensive, stoneless loess.
Times, Sunday Times
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This book shows the dynamic effects of the many periods of Pleistocene glacial advance and melting on the geology and topography of the northwestern United States.
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Silt and varved clay, probably deposited during the last stages of Pleistocene glaciation, cover the entire floor.
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The great abundance of bones of large herbivores in the Yedoma is convincing evidence of the rich pasturage offered by this region during the Pleistocene.
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His writings were many and ranged over such subjects as diverse as slaty cleavage, metamorphic rocks, plutons, and Pleistocene glaciation in the Isle of Skye.
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This westernmost line was meant to distinguish the Napo ecoregion, to the west, from these interfluvial ecoregions as an area of Pleistocene refugia and butterfly endemism (see Napo moist forest description).
Solimões-Japurá moist forest
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Lord Howe Island has sedimentary deposits of Pleistocene and Holocene (Recent) age, including cross-bedded calcarenite with intercalated soil horizons, lagoonal deposits, a single sand dune, and alluvium.
Lord Howe Island Group, Australia
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The Northern Pleistocene Valley Trains ecoregion is composed of scattered small remnants of late-Wisconsin glacial outwash deposits and terraces from the Mississippi and Ohio rivers.
Ecoregions of the Mississippi Alluvial Plain (EPA)
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These proglacial lakes were formed when major stream or river drainages were blocked by glacial ice during the Pleistocene.
Ecoregions of North Dakota and South Dakota (EPA)
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This is an area of North American that has been periodically glaciated during the Pleistocene.
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Loess the age which forms according to it may divide into, forms under pleistocene epoch Q1 noon city loess and pleistocene epoch Q2 to the stone loess, is called the old loess.
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Because the giant bur cannot attach to the slender limbs of deer, pronghorn, and peccaries, the plant's range probably diminished after the extinction of the large Pleistocene mammals.
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Herb Caen created this species by linguistic splicing sometime in the Pleistocene Age.
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During Pleistocene times this resulted in a glacial climate and widespread continental glaciations in high latitudes.
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It is also a Pleistocene refugium, all of which have resulted in extremely high biodiversity.
Bwindi Impenetrable National Park, Uganda
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Pleistocene faunas from south China are difficult to subdivide based on the long temporal ranges of many taxa and a reduced number of genera in comparison to faunas from temperate north China.
Archive 2009-02-01
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The results of this paper are difficult to reconcile with the case for cladogenesis in the Homo lineage during the Pleistocene.
Fun with Hominin Cranial Capacity Datasets (and Excel) - The Panda's Thumb
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Late Pleistocene to Holocene eruptive activity in the Taapaca Volcanic Complex has been characterised by repetitive periods of dome growth.
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The Hofmeyr cranium is consistent with the hypothesis that UP Eurasians descended from a population that emigrated from sub-Saharan Africa in the Late Pleistocene.
Archive 2007-01-01
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During the Pleistocene Epoch, which ended about 11,000 years ago, this scavenger dined on the carcasses of mastodons, giant sloths, primitive horses, and other megafauna of the time.
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During the Pleistocene Epoch, which ended about 11,000 years ago, this scavenger dined on the carcasses of mastodons, giant sloths, primitive horses, and other megafauna of the time.
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A wonderful guide to Pleistocene ecology, this book describes the flora that evolved in association with large mammals, birds, and other megafauna that are now extinct.
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All the rocks are of Pliocene or Pleistocene, fluviatile origin, and consist mainly of sandstones, conglomerates, quartzites, shales and micaceous sandstone.
Royal Chitwan National Park, Nepal
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They believe the presence of these proboscideans would restore the balance that existed in Pleistocene times between grazers and large browsers.
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During glacial periods and the short-term interglacial wet cycles in the late Pleistocene 10,000-20,000 years ago or later, Tulare Lake overflowed, and the resultant connections between the San Joaquin and Kern Rivers provided opportunities for trout to gain access to the Kern.
Trout and Salmon of North America
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The extinct great ape Gigantopithecus blacki from the middle Pleistocene of China and Vietnam is known only from dental and mandibular remains, and its dietary specializations remain contentious.
Archive 2009-02-01
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It contains the confluence of the Columbia and Willamette Rivers and is composed of deltaic sands and gravels deposited by Pleistocene floods.
Ecoregions of Oregon (EPA)
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Until the late Pleistocene era 11,000 to 50,000 years ago, big, exotic mammals and flightless birds roamed the planet.
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Despite a great deal of variability in the size of the Pleistocene equids from differing locations (mostly ecomorphotypes), the DNA evidence strongly suggests that all of the large and small caballine samples belonged to the same species.
Horsetalk.co.nz Headlines
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This layer of tuff was in turn overlain by a series of andesitic and basaltic lavas, between the late Pliocene and early Pleistocene.
Göreme National Park and the Rock Sites of Cappodocia, Turkey
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[8 and references within] at various prehistoric (late Pleistocene) and proto-historic sites (early Holocene) also suggest that the macroclimate did not change dramatically, and that it was similar to today's
PLoS ONE Alerts: New Articles
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Nearly 65% is part of the Palaeocene and Pleistocene Solimões Formation, a very extensive sedimentary deposit composed of table uplands which form barriers to the drainage.
Jaú National Park, Brazil
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Overall, endemism is quite high in this hotspot because of extensive speciation among several groups of plants, most notably the epiphytes, suggesting that the region was the location of plant refugia during Pleistocene glaciations.
Biological diversity in Tumbes-Chocó-Magdalena
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Myths about giants and oversize human ancestors need not be linked to the finding of Pleistocene mammoth bones.
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Silt and varved clay, probably deposited during the last stages of Pleistocene glaciation, cover the entire floor.
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Dinerstein believes bears, wolves, bison, and elk are the way to go if the goal is to restore the grandeur of the Pleistocene to the Great Plains.
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The Pleistocene epoch occurred between about 1.8 million and 10,500 years ago.
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Even the retro-metallic anthems of Passions tend to skitter dangerously on some trebly echophonic cliff, rather than plod into a Pleistocene tar pit.
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Neotropical floristic diversity: Phytogeographical connections between Central and South America, Pleistocene climatic fluctuations, or an accident of the Andean orogeny.
Serra do Mar coastal forests
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Beneath a thin veneer of Pleistocene sediments, it encountered a thick sequence of Cenozoic and Jurassic strata separated by major unconformities.
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The Australian fossil record of monotremes also includes some quite good Miocene and Pleistocene fossils of giant echidnas.
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The deep-sea core oxygen isotope record is a framework for a relative chronology for the Pleistocene.
