Zobrazeno 1 - 10
of 18
pro vyhledávání: '"M. N. Urazaeva"'
Autor:
V. V. Silantiev, Ya. M. Gutak, M. Tichomirowa, A. V. Kulikova, A. S. Felker, M. N. Urazaeva, L. G. Porokhovnichenko, E. V. Karasev, A. S. Bakaev, V. V. Zharinova, M. A. Naumcheva
Publikováno v:
Georesursy, Vol 25, Iss 2, Pp 203-227 (2024)
Tonsteins, predominantly solid kaolinite clay interbeds, are widespread in the coals of the Kuznetsk Basin and usually contain idiomorphic zircon grains of magmatic origin in quantities suitable for uranium-lead (U-Pb) radiometric dating. For the fir
Externí odkaz:
https://doaj.org/article/adaff50026024ed7bfe3317018819150
Autor:
V. V. Silantiev, Ya. M. Gutak, M. Tichomirowa, A. Käßner, L. G. Porokhovnichenko, E. V. Karasev, A. S. Felker, M. N. Urazaeva, V. V. Zharinova
Publikováno v:
Учёные записки Казанского университета: Серия Естественные науки, Vol 165, Iss 4, Pp 664-687 (2024)
This article discusses the Late Kungurian radioisotopic age (276.9 ± 0.4 Ma) of the middle part of the Starokuznetsk Formation (Kuznetsk Subgroup, Kolchugino Group) of the Kuznetsk Basin determined by chemical abrasion–isotope dilution–thermal i
Externí odkaz:
https://doaj.org/article/23bbb42cd82544709e3d604fe4e0908a
Publikováno v:
Paleontological Journal. 52:777-790
Large nonmarine bivalves, Permianaia gusevi gen. et sp. nov. (family Naiaditidae Scarlato et Starobogatov, 1979) from the terminal Permian (Zhukovian Regional Stage, Vyatkian Stage) of Vyazniki-1 and Sokovka localities (Vladimir Region) are described
Autor:
M. N. Urazaeva
Publikováno v:
Paleontological Journal. 52:768-776
The genus Opokiella occurs in the Upper Permian (upper part of the Guadalupian–Lopingian) of the East European Platform, sharply differing from members of the Palaeomutela Fauna, which prevails in this territory throughout the Permian Period. Disti
Autor:
Mark D. Schmitz, N. G. Nurgalieva, D.V. Vasilenko, A.S. Biakov, I.V. Budnikov, B. I. Gareev, M. N. Urazaeva, Vladimir I. Davydov, V.V. Zharinova, Svetlana O. Zorina, E.V. Karasev, Vladimir V. Silantiev, D. M. Kuzina
Publikováno v:
Palaeogeography, Palaeoclimatology, Palaeoecology. 573:110432
The Siberian Traps volcanism is widely considered the main cause of the end-Permian mass extinction, the greatest biological crisis in the Earth history. While the extinction is interpreted as catastrophic and sudden with estimates of duration of app
Autor:
Vladimir V. Silantiev, M. N. Urazaeva
Publikováno v:
PalZ. 91:71-84
Early Permian continental deposits include a large number of localities containing anthracosiid-like non-marine bivalves traditionally assigned to Anthraconaia Trueman and Weir, 1946, Palaeanodonta Amalitzky, 1895, and Palaeomutela Amalitzky, 1892. I
Publikováno v:
Paleontological Journal. 49:1174-1183
The genus Verneuilunio Starobogatov, 1987 (with the type species Naiadites verneuili Amalitzky, 1892) was distinguished from the genus Palaeanodonta Amalitzky, 1895 based on the differences in the hinge line, which were recognized using published dat
Publikováno v:
Paleontological Journal. 49:1235-1274
Nonmarine bivalves from the Permian of the Indian Gondwana Coal Measures are described for the first time. Six new bivalve genera, Gondwanaiadites, Bakulia, Gangamya, Raniganjelia, Gondwanadontella, and Indonellina, and 13 new species of four familie
Publikováno v:
Paleontological Journal. 48:118-123
The study of the canal system of the enigmatic organism Palaeoaplysina Krotov, 1888 suggests a hydrozoan origin for these fossils. It is shown that the Palaeoaplysina canal system consists of three zones and can be interpreted as hydrorhizae that had
Autor:
M. N. Urazaeva, Vladimir V. Silantiev
Publikováno v:
Paleontological Journal. 47:139-146
The microstructure of aragonitic and calcitic shells of the genus Palaeomutela Amalitzky, 1891 is examined. The aragonitic shell consists of three main layers, each is distinguished by certain crossed lamellar microstructure: comarginal, radial, and