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Wyszukujesz frazę "pliocene" wg kryterium: Temat


Tytuł:
Pliocene-Quaternary stratigraphy and sedimentation at the Neretva River Mouth, on Croatian Adriatic Coast
Autorzy:
Balic, D.
Malvic, T.
Powiązania:
https://bibliotekanauki.pl/articles/2059719.pdf
Data publikacji:
2013
Wydawca:
Państwowy Instytut Geologiczny – Państwowy Instytut Badawczy
Tematy:
Adriatic
Neretva
delta
clastics
Pliocene
Opis:
The Adriatic Sea is an epicontinental, closed sea, part of the Mediterranean. It formed in the Late Miocene, and ended structurally during the Pliocene and Quaternary, when most of its sediments were deposited. The larger Pliocene and Quaternary depressions occur mostly by the western coast, where the deposits are several thousand metres thick, and were sourced from the Alps and the Apennines. The east coast is characterised by the large and elongated Dinarides Mts., that have continental drainage extremely close to the shoreline and a very small erosional rate. Consequently, eastern inflows were and are very short, including strongly tidal estuaries that erode only small volumes of mostly carbonate detritus, adjacent to frontal islands or mountains, with restricted depositional areas. The Neretva River deposits make up part of the largest contemporary delta system on the eastern Adriatic coast, and have been analysed in this study using three seismic sections and one exploration well. These deposits are recognized inside the Neretva and Korčula channels, assuming that processes operating during Quaternary glacial phases shifted the delta tens of kilometres to the west in the past on several occasions.
Źródło:
Geological Quarterly; 2013, 57, 2; 233--241
1641-7291
Pojawia się w:
Geological Quarterly
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The history of bears (Ursidae, Carnivora, Mammalia) from Silesia (southern Poland) and the neighbouring areas
Autorzy:
Marciszak, Adrian Przemysław
Lipecki, Grzegorz
Powiązania:
https://bibliotekanauki.pl/articles/2060135.pdf
Data publikacji:
2020
Wydawca:
Państwowy Instytut Geologiczny – Państwowy Instytut Badawczy
Tematy:
taxonomy
Miocene
Pliocene
Pleistocene
ursid lineages
Opis:
Revision of the Silesian bear fauna, based on material from 152 sites, mainly cave and karstic localities, and also archaeological and open-air sites, shows the presence of 13 forms and species. These records encompass the last 16.5 Ma and may be divided into five main morphophyletic groups. The oldest bears, represented by the genera Ballusia and Ursavus, are dated to 16.5-11 Ma, and belonged to the stem forms of the subfamily Ursinae. After a break of 6 My, the earliest members of the genus Ursus appeared, and all known Pliocene bears in Silesia belong to the genus Ursus were identified as Ursus minimus. They represent one or two migration events. Additionally, between 3.6 and 3.2 Ma, a single occurence of Agriotherium insigne was recorded from the Węże 1 site. A few Early Pleistocene bear records are represented by U. etruscus, which was a probable ancestor of both arctoid and spelaeoid bear lineages. The oldest representative of Ursus ex gr. arctos known so far and assigned to U. a. suessenbornensis is known from one latest Early Pleistocene (1.2-0.9 Ma) locality, while other Polish records of this form require confirmation. The first occurrence of U. deningeri, the oldest taxon within the U. ex gr. deningeri-spelaeus lineage, was recorded from ~700 ka deposits in Silesia. During the pronounced cold period of MIS 12, the Scandinavian ice sheet covered almost the entire modern territory of Poland, with the exception of the Sudetes and the Carpathians. The accompanying drastic faunal turnover led to the formation of the pan-Eurasian Mammoth Fauna at ~460 ka. At that time a characteristic member of this fauna, the steppe brown bear Ursus arctos priscus, a specific ecomorph adapted to live in open grasslands, appeared in this region. It survived until the beginning of MIS 1, when modern Ursus arctos arctos appeared in Silesia and survived to the present day. U. deningeri was the most common bear during the Middle Pleistocene, while the first records of U. spelaeus spelaeus appeared since MIS 7. The latter form was replaced by U. ingressus during the Late Pleistocene (~110-100 ka). Spelaeoid bears totally dominated the cave assemblage, and finally vanished between 27 and 24 ka.
Źródło:
Geological Quarterly; 2020, 64, 4; 876-897
1641-7291
Pojawia się w:
Geological Quarterly
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Recurrent Constructional Pattern of the Crustacean Burrow Sinusichnus sinuosus from the Paleogene and Neogene of Spain
Autorzy:
Belaustegui, Z.
de Gibert, J.M.
Lopez-Blanco, M.
Bajo, I.
Powiązania:
https://bibliotekanauki.pl/articles/946033.pdf
Data publikacji:
2014
Wydawca:
Polska Akademia Nauk. Instytut Paleobiologii PAN
Tematy:
decapoda
sinusichnus sinuosus
bioturbation
eocene
miocene
pliocene
Opis:
New occurrences of Sinusichnus sinuosus described in the Cenozoic of Spain evidence the almost continuous fossil record of this ichnospecies from the Upper Cretaceous to the Lower Pliocene. Morphological and size features of these highly regular sinusoidal burrows have been analyzed, showing a very recurrent constructional pattern through time. Such features are also constant along the ontogeny of the producer. The large number of similarities that this ichnogenus shares with fodinichnial burrow systems, such as Thalassinoides, Ophiomorpha, or Spongeliomorpha, point to a crustacean authorship. Since this sinusoidal architecture is also common among some graphoglyptids, other behavioral strategies are discussed. The ichnogenus Sinusichnus occurs commonly in shallow marine environments, in particular to deltaic depositional settings.
Źródło:
Acta Palaeontologica Polonica; 2014, 59, 2; 461-474
0567-7920
Pojawia się w:
Acta Palaeontologica Polonica
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Paleobiogeography of turrid gastropods in the Pliocene of Catalonia
Autorzy:
Gili, C
Martinell, J.
Powiązania:
https://bibliotekanauki.pl/articles/23416.pdf
Data publikacji:
1993
Wydawca:
Polska Akademia Nauk. Instytut Paleobiologii PAN
Tematy:
Mollusca
Catalonia
Turridae
paleoecology
Pliocene
paleobiogeography
Spain
Opis:
The distribution of the Turridae in the Pliocene of Catalonia (NE Spain) is heterogeneous. It appears to be determined to a greater extent by the particular autoecological traits of each species than by more general environmental factors. The area formed by the Pla de Barcelona and the Baix Llobregat may be regarded as a bio-geographical unit due to turrid species, which do not occur in other basins. The turrid distribution in the Alt Empordà basin manifests a high degree of environmental diversity among the different outcrops of the area, thus confirming the earlier provided taphonomic and biogeographic data. Species of the Turridae from Poble de Siurana (Alt Empordà) are also present in different parts of the Pla de Barcelona and Baix Llobregat areas. This indicates the existence of similar ecological enclaves in both basins, within a quite different general context.
Źródło:
Acta Palaeontologica Polonica; 1993, 38, 3-4
0567-7920
Pojawia się w:
Acta Palaeontologica Polonica
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
New early Pliocene owls from Langebaanweg, South Africa, with first evidence of Athene south of the Sahara and a new species of Tyto
Autorzy:
Pavia, M.
Manegold, A.
Haarhoff, P.
Powiązania:
https://bibliotekanauki.pl/articles/20587.pdf
Data publikacji:
2015
Wydawca:
Polska Akademia Nauk. Instytut Paleobiologii PAN
Tematy:
Aves
Strigiformes
Tytonidae
Strigidae
Varswater Formation
Pliocene
Africa
Langebaanweg
Early Pliocene
owl
South Africa
Sahara
new species
Tyto
paleontology
Opis:
The fossiliferous Upper Varswater Formation at Langebaanweg (South Africa) produced remains of at least five species of owls (Strigiformes). Tyto richae sp. nov. is the first palaeospecies of Tytonidae described from an African fossil site, though indeterminate remains referable to the genus Tyto are known from the Middle Miocene of Morocco, the early Pliocene of Ethiopia, and the Pliocene of Tanzania. Athene inexpectata sp. nov. is not only the earliest documented fossil evidence for the genus worldwide, but also the first record of a species of Athene in Africa south of the Sahara. Proportions of its hind limb indicate that At. inexpectata sp. nov. probably has been as terrestrial as its modern relative At. cunicularia. A few additional remains represent the earliest fossil evidence for the genera Asio and Bubo on the African continent, though the poor preservation of these bones prevents more detailed identifications. A distal tibiotarsus of a small owl about the size of At. inexpectata sp. nov. indicates the presence of a fifth, as yet indeterminate, species of owl at Langebaanweg. Biogeographical and palaeoecological implications of this assemblage of owls are discussed.
Źródło:
Acta Palaeontologica Polonica; 2015, 60, 4
0567-7920
Pojawia się w:
Acta Palaeontologica Polonica
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
First report of a Pliocene pike (Esocidae: Esox) in Transylvania, Romania
Autorzy:
Codrea, V. A.
Trif, N.
Toth, L.
Powiązania:
https://bibliotekanauki.pl/articles/2060449.pdf
Data publikacji:
2018
Wydawca:
Państwowy Instytut Geologiczny – Państwowy Instytut Badawczy
Tematy:
fossil fish
Early Pliocene
Braşov Basin
Transylvania
Romania
Opis:
Pliocene fish species based on skeleton remains and associated teeth ever reported from the inner Carpathian area in Romania in the Braşov Basin (Baraolt sub-basin), which refers to a pike (Esox sp.). The fish fossils illustrating a large-sized specimen originate from the South Racoş coal open pit (Racoşu de Sus, Covasna County), in the so-called “Formation with Limnocardium” (Dacian, Lower Pliocene). Comparisons with osteological material of recent pikes originating from various localities in Romania are presented. The associated mollusc fauna known from the formation that yielded the pike remains suggests the presence of a lake with a stratified water column in the Baraolt sub-basin.
Źródło:
Geological Quarterly; 2018, 62, 3; 644--652
1641-7291
Pojawia się w:
Geological Quarterly
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Comparative study on the Late Cenozoic red clay deposits from China and Central Europe (Hungary)
Autorzy:
Kovács, J.
Varga, G.
Dezső, J.
Powiązania:
https://bibliotekanauki.pl/articles/2059097.pdf
Data publikacji:
2008
Wydawca:
Państwowy Instytut Geologiczny – Państwowy Instytut Badawczy
Tematy:
Hungary
China
Pliocene
red clay
palaeoenvironment
aeolian deposits
Opis:
In the eastern Loess Plateau region of Northern China, the Quaternary loess-palaeosol se quences of the last 2.6 Ma are underlain by the Hipparion Red-Earth Formation (namely the "Red Clay"). The red clay is also a significant deposit in Hungary, the origin of which is controversial. This paper is a comparative study of the Central European (Hungarian) red clay succession and the Xifeng Red Clay profile, the type section for this deposits in the eastern Loess Plateau region. Optical microscopic and SEM analysis were used for grain-size measurements, and both major- and trace-element geochemical properties were analysed to ad dress the question of the origin of Hungarian red clay as well as its environmental implication. We compare the Xifeng Upper Red-Earth (age: ~3.6 to 2.6 Ma BP) with the Hungarian, Tengelic Red Clay Formation (age: ~3.5 to 1.0 Ma BP); both are aeolian deposits ~ genetically related to the Quaternary loess -palaeosol sequence.
Źródło:
Geological Quarterly; 2008, 52, 4; 369-369
1641-7291
Pojawia się w:
Geological Quarterly
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Pliocene freshwater pollen-bearing deposits in the Mizerna-Nowa borehole, West Carpathians, Poland
Autorzy:
Birkenmajer, K.
Worobiec, E.
Powiązania:
https://bibliotekanauki.pl/articles/2060026.pdf
Data publikacji:
2013
Wydawca:
Państwowy Instytut Geologiczny – Państwowy Instytut Badawczy
Tematy:
West Carpathians
Mizerna palaeolake
Pliocene
deposits
palaeoenvironment
palynology
Opis:
This paper describes sedimentology and palynology of freshwater plant-bearing late Cenozoic (Pliocene sensu lato) deposits drilled at Mizerna, the eastern part of the Nowy Targ Intramontane Depression, West Carpathians, South Poland. Our data were obtained from a newly-analysed 39-m thick succession from the Mizerna-Nowa borehole, containing spores, pollen and freshwater organic-walled algal micro-remains. They shed light on the palaeoenvironmental conditions of the Nowy Targ Intramontane Depression, where the Mizerna palaeolake once formed.
Źródło:
Geological Quarterly; 2013, 57, 1; 73--88
1641-7291
Pojawia się w:
Geological Quarterly
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
A roe deer from the Pliocene of Hidalgo, central Mexico
Autorzy:
Jimenez-Hidalgo, E.
Bravo-Cuevas, V.M.
Powiązania:
https://bibliotekanauki.pl/articles/20337.pdf
Data publikacji:
2015
Wydawca:
Polska Akademia Nauk. Instytut Paleobiologii PAN
Tematy:
Mammalia
Cervidae
roe deer
Capreolus
Hidalgo
Mexico
Pliocene
Opis:
Mexican Pliocene cervids are very poorly known. We report on new fossil material of the roe deer Capreolus constantini recovered from the Pliocene Atotonilco El Grande Formation of Santa Maria Amajac, Hidalgo (central Mexico). The specimens were collected from a series of layers of friable to moderately indurated polymictic conglomerate supported by a sandstone-tuffaceous-calcareous matrix. This species was formerly known only from the late Pliocene of Udunga, Russia, thus implying a dispersal event to North America around 4.0 Ma. This cervid is one of the very small number of mammals recorded from the poorly sampled Pliocene temperate deposits of Mexico.
Źródło:
Acta Palaeontologica Polonica; 2015, 60, 4
0567-7920
Pojawia się w:
Acta Palaeontologica Polonica
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Interconnected chambered trace fossils, Pliocene lower Tipam Formation, Tripura, India
Autorzy:
Rajkumar, Hemanta, S.
Šimo, Vladimir
Powiązania:
https://bibliotekanauki.pl/articles/1836267.pdf
Data publikacji:
2020
Wydawca:
Polskie Towarzystwo Geologiczne
Tematy:
chambers
termite nest
boxwork
burrows
fluvial sandstone
Pliocene
Opis:
A new kind of trace fossil characterized by filled ellipsoidal chambers interconnected by a boxwork of burrows, shafts and tunnels, in different horizontal planes, is observed in the medium-grained fluvial sandstone of the Pliocene Lower Tipam Formation in the Amarpur area of Tripura in northeast India. The chambers have variable dimensions with lengths of 3-16 cm, widths of 3-10 cm and heights of 2-6 cm. Diameters of the connecting tunnels and shafts are 0.8-0.9 cm on average. The traces are considered to be nest systems of social insects. The discovery is noteworthy as far as the geology of Tripura state is concerned, as such chambered traces have not previously been reported from the Indian sub-continent. Morphology of the studied specimens point toward a new ichnospecies, Vondrichnus amarpurensis isp. nov. of the ichnofamily Krausichnidae.
Źródło:
Annales Societatis Geologorum Poloniae; 2020, 90, 3; 261-270
0208-9068
Pojawia się w:
Annales Societatis Geologorum Poloniae
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
“Bottomsets” of the lava−fed delta of James Ross Island Volcanic Group, Ulu Peninsula, James Ross Island, Antarctica
Autorzy:
Nehyba, Slavomír
Nývlt, Daniel
Powiązania:
https://bibliotekanauki.pl/articles/2049758.pdf
Data publikacji:
2015
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
Antarctica
James Ross Island
lava−fed delta
lithofacies
Pliocene
Źródło:
Polish Polar Research; 2015, 1; 1-24
0138-0338
2081-8262
Pojawia się w:
Polish Polar Research
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Zależność między wilgotnością a ciśnieniem ssania w profilu mio-plioceńskich iłów na Stegnach
The relationship between water content and suction pressure in Mio-Pliocene silts in Stegny profile (Poland)
Autorzy:
Wójcik, E.
Powiązania:
https://bibliotekanauki.pl/articles/2074357.pdf
Data publikacji:
2005
Wydawca:
Państwowy Instytut Geologiczny – Państwowy Instytut Badawczy
Tematy:
soil suction
soil-water characteristic curve
mio-pliocene clay
Opis:
The soil-water characteristic curve for a soil is defined as the relationship between water content and suction for the soil. It can be used to estimate various parameters which describe unsaturated soil behaviour. The paper presents the results of investigation of cohesive soils from the Warsaw area. As a result of the comprehensive studies the fundamental relationship between the soil suction and water content for mio-pliocene clay from Stegny was established. Using Fredlund and Xing (1994) equation the best-fit curves for experimental data are presented.
Źródło:
Przegląd Geologiczny; 2005, 53, 8; 699--702
0033-2151
Pojawia się w:
Przegląd Geologiczny
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
A new species of Hystrix (Rodentia: Hystricidae) from the Pliocene site of Węże 1 in southern Poland
Autorzy:
Czernielewski, Michał
Powiązania:
https://bibliotekanauki.pl/articles/24024715.pdf
Data publikacji:
2023
Wydawca:
Polska Akademia Nauk. Czasopisma i Monografie PAN
Tematy:
Pliocene
rodents
porcupines
Węże
karst
pliocen
gryzonie
węże
kras
Opis:
The specific name velunensis is established to encompass porcupine remains (Hystrix Linnæus, 1758) recovered from the Pliocene site of Węże 1 in southern Poland. The studied specimen was previously assigned either to H. primigenia (Wagner, 1848) or H. depereti Sen, 2001, however it can be distinguished from these species and other fossil Hystricidae by its distinct occlusal morphology, most importantly the presence of an anterolingual flexus dissecting the anteroloph of P4. Hystrix velunensis sp. nov. was probably closely related to H. primigenia and H. depereti. A previously undescribed specimen from the nearby site of Węże 2 most probably belongs to H. refossa Gervais, 1852b, which would be the first known occurrence of this species in Poland.
Źródło:
Acta Geologica Polonica; 2023, 73, 1; 73--83
0001-5709
Pojawia się w:
Acta Geologica Polonica
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
New systematic insights about Plio-Pleistocene moles from Poland
Autorzy:
Sansalone, G.
Kotsakis, T.
Piras, P.
Powiązania:
https://bibliotekanauki.pl/articles/22765.pdf
Data publikacji:
2016
Wydawca:
Polska Akademia Nauk. Instytut Paleobiologii PAN
Tematy:
Mammalia
Talpidae
Neurotrichus
systematics
taxonomy
Pliocene
Pleistocene
mole
Polska
Opis:
The generic attribution of the Plio-Pleistocene Polish moles ?Neurotrichus polonicus and ?Neurotrichus skoczeni has been questioned several times in the past. The fossil material belonging to ?Neurotrichus polonicus and ?Neurotrichus skoczeni is re-evaluated here and a new diagnosis is provided on the basis of qualitative considerations. In addition, a Geometric Morphometric analysis of the humerus has been performed including both extant and extinct Neurotrichini and Urotrichini taxa for comparison. Our results proved the unique morphology of the Polish material suggesting a distinct taxonomic state. The morphological variations evidenced by the humeral shape analysis agree with the observed qualitative differences and support a new generic allocation. The new genus Rzebikia gen. nov. is proposed for all the material previoulsly ascribed to ?Neurotrichus polonicus and ?Neurotrichus skoczeni.
Źródło:
Acta Palaeontologica Polonica; 2016, 61, 1
0567-7920
Pojawia się w:
Acta Palaeontologica Polonica
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Topography of the Magura floor thrust and morphotectonics of the Outer West Carpathians in Poland
Autorzy:
Zuchiewicz, W.
Oszczypko, N.
Powiązania:
https://bibliotekanauki.pl/articles/191413.pdf
Data publikacji:
2008
Wydawca:
Polskie Towarzystwo Geologiczne
Tematy:
morphotectonics
neotectonics
Pliocene–Quaternary
Magura thrust
Outer Carpathians
Polska
Opis:
Neotectonic (Pliocene-Quaternary) elevations and depressions detected on maps of subenvelope surfaces of the topography of the Outer West Carpathians of Poland are, to a certain extent, portrayed on the map showing topography of the Magura floor thrust, particularly in the western segment of the study area. The floor thrust of the Magura Nappe is highly uneven, its position changing from 725 m a.s.l. to more than 7,000 m b.s.l. The most prominent depression is located in the medial (S of Dunajec and Poprad confluence) segment of the Polish Outer Carpathians (2-7 km b.s.l.), and its axis trends NW-SE from the eastern margin of the Mszana Dolna tectonic window to the Poprad River valley. Another, much more shallower, Jordanów depression (2 km b.s.l.) is to be found NW of the Mszana Dolna tectonic window, shortly north of the Skawa River valley. Elevated structures, in turn, include the Mszana Dolna tectonic window, Sól-Skomielna (on the west), and Limanowa (on the east) elevations of subparallel orientation. Still farther to the east, a longitudinal elevation extending between the Klęczany-Pisarzowa and Świątkowa tectonic windows is to be seen some 10-15 km south of the Magura frontal thrust. South of this area, the Magura floor thrust slopes steeply down to more than 4 km b.s.l. A comparison between the pattern of elevated and subsided structures of the Magura floor thrust and subenvelope surfaces of different orders shows that in the western part of the Polish Outer Carpathians the highest-elevated neotectonic structures (in the southern portion of that area) coincide with depressions of the Magura thrust, whereas farther north a reverse pattern becomes dominant: neotectonic elevations coincide either with the Magura frontal thrust or with elevations of its surface. This is particularly true for an area comprised between 20° and 20°30’E meridians. The origin of such relationships is difficult to explain. We infer that one of possible factors could be Pliocene-Quaternary reactivation of faults cutting the Magura floor thrust, and particularly that one, which appears to separate the western-medial segment of the Outer Carpathians from their more eastern portion.
Źródło:
Annales Societatis Geologorum Poloniae; 2008, 78, No 2; 135-149
0208-9068
Pojawia się w:
Annales Societatis Geologorum Poloniae
Dostawca treści:
Biblioteka Nauki
Artykuł

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