Search Results - "Biakov, A S"

New Bivalves of the Genus Streblopteria (Pectinida, Streblochondriidae) from the Permian of Northeast Russia by Biakov, A. S.

“…The problems of taxonomy of Permian pectinoid bivalves are briefly considered in the context of the study of the well-known Upper Paleozoic genus Streblopteria…”
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New Bivalves of the Genus Myonia (Pholadomyida, Sanguinolitidae) from Permian Deposits of Northeast Russia by Biakov, A. S.

“…The paper briefly considers the historical development of the bipolar genus Myonia in the Permian of Northeast Russia. Representatives are commonly dominant in…”
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Bivalves of Northeast Asia at the Carboniferous–Permian Transition by Biakov, A. S.

“…The change in marine bivalve communities at the Carboniferous–Permian transition of Northeast Asia has been analyzed for the first time. A significant increase…”
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The First Record of the Goniatite Genus Paramexicoceras in the Changhsingian Deposits of the Upper Permian in Northeastern Asia by Kutygin, R. V., Kilyasov, A. N., Biakov, A. S.

“…Ammonoids Paramexicoceras aldanense Popow were found at the base of the Nekuchan Formation (upper part of the Changhsingian) in the Dyby River basin, Verkhoyan…”
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A New Representative of the Genus Aphanaia Koninck from the Lower Permian of the Orulgan Ridge (Northeast Russia) by Biakov, A. S., Kutygin, R. V.

“…A. sobopolensis sp. nov., a new species of Inoceramus -like bivalves of the bipolar genus Aphanaia from the Lower Permian deposits of the Southern Orulgan…”
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First Record of the Genus Unionites Wissmann (Bivalvia) in the Boreal Permian of Northeast Russia by Biakov, A. S., Kutygin, R. V.

“…Representatives of the bivalve genus Unionites Wissmann are found in the Upper Permian deposits of Northeast Russia, together with the typical high-Boreal…”
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New Find of Inoceramus-Like Bivalves of the Genus Atomodesma in the Southern Verkhoyansk Region, and Invasions of Extra-Boreal Mollusks into Northeastern Asia during the Permian by Biakov, A. S., Kutygin, R. V.

“…Inoceramus -like bivalves of the bipolar species Atomodesma variabile Wanner were first found and precisely associated with the Upper Permian (Wuchiapingian)…”
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The Position of the Wuchiapingian–Changhsingian Boundary in Northeast Russia on the Basis of Radioisotopic and Chemostratigraphic Data by Biakov, A. S., Zakharov, Yu. D., Horacek, M., Goryachev, N. A.

“…The approximate position of the Wuchiapingian–Changhsingian boundary of the Upper Permian in Northeast Russia was determined for the first time on the basis of…”
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Permian Bivalves of the Pronchishchev Ridge (North Siberia): New Data on Taxonomic Composition, Biostratigraphy, and Biogeographic Relationships by Biakov, A. S., Danukalova, M. K., Kuzmichev, A. B., Sobolev, E. S.

“…— Permian marine bivalves of the Pronchishchev Ridge (North Siberia) were systematically studied for the first time.. The presence of the Middle and Upper…”
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Kolymopecten gen. nov.—a New Genus of Pectinoid Bivalves from the Lower–Middle Permian of the Boreal Superrealm by Biakov, A. S.

“…A new genus of Permian pectinoid bivalves of the family Heteropectinidae, Kolymopecten gen. nov. with the type species K. kolymaensis (Maslennikow) is…”
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A New Family and Genus of Late Permian Pectinids of the Boreal Superrealm (Pectinida: Voluceropectinidae: Voluceropecten) by Biakov, A. S.

“…The Late Permian pectinid species Aviculopecten volucer Lutkevich et Lobanova (Late Wuchiapingian-Early Changhsingian), previously considered to be a junior…”
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The First Data on the N Isotopic Composition of the Permian and Triassic of Northeastern Russia and Their Significance for Paleotemperature Reconstructions by Zakharov, Y. D., Biakov, A. S., Horacek, M., Goryachev, N. A., Vedernikov, I. L.

“…It is proposed that unstable temperature conditions in the Late Wuchiapingian and Early Changhsingian (Late Permian) changed in the Boreal Superrealm to less…”
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The First Paleontological Evidence of the Presence of Wordian Bivalves in the Middle Permian of the Omolon Massif (Northeast Russia) by Biakov, A. S.

“…Paleontological evidence of the presence of Wordian bivalves in the Middle Permian deposits of the Omolon massif, which were originally described by N. Newell…”
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New Data on Permian Bivalves and the Age of the Volcanogenic Beds of the Arman-Viliga Folded Zone, Northeastern Asia by Biakov, A. S., Vedernikov, I. L., Ivanov, Yu. Yu, Kolesov, E. V.

“…Taxonomic data on Permian bivalve mollusks and the structure of the middle part of essentially volcanogenic section on the Nyavlenga River in the northeastern…”
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Permian biostratigraphy of the northern Okhotsk region (Northeast Asia) by Biakov, A S

“…Fossil biota and detailed biostratigraphy of the Permian northeastern Okhotsk and Ayan-Yuryakh sedimentary basins located in the northern Okhotsk region are…”
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The First Finds of the Most Ancient Oyster-Like Bivalves of the Genus Prospondylus Zimmermann (Pectinidae, Prospondylidae) in the Lower Permian of the Southern Cis-Urals (Russia) by Biakov, A. S., Mazaev, A. V.

“…The earliest oyster-like bivalves of the genus Prospondylus Zimmermann are discovered in the Lower Permian (Upper Asselian–Sakmarian) of the South Cis-Urals…”
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The Earliest Representatives of the Genus Pinna (Bivalvia), from the Early Permian Reef of Shakhtau (Southern Cisuralia, Russia) by Shilekhin, L. E., Mazaev, A. V., Biakov, A. S.

“…The earliest known representative of the genus Pinna, P. pacata sp. nov., is described from the Lower Permian deposits of the Shakhtau Reef (South Urals,…”
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The Terminal Assemblage of Permian Brachiopods in the Verkhoyanie, Northeast Russia by Kutygin, R. V., Makoshin, V. I., Biakov, A. S.

“…Brachiopods from the upper part of the Khalpirkian Regional Stage of the Tiryakh–Kobyume section of the Kobyume structural–facies zone in Southern Verkhoyanie…”
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The First Data on Carbon Isotope Stratigraphy of the Asselian and Sakmarian Stages of the Lower Permian in Northern Verkhoyanie by Makoshin, V. I., Kutygin, R. V., Biakov, A. S., Gareev, B. I., Kilyasov, A. N.

“…Changes in the values of δ 13 С оrg in the lower part of the Permian deposits, obtained in the Kuba-lakh Section of the lower reaches of the Lena River and…”
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Sr Chemostratigraphy of the Lower Permian of the Omolon Massif (Northeast Asia): First Data and Importance for Correlation with the International Stratigraphic Scale by Biakov, A. S., Kuznetsov, A. B., Ganelin, V. G., Brynko, I. V., Chebotareva, V. A., Vedernikov, I. L.

“…The Sr chemostratigraphic characteristics of marine sediments of the Lower Permian in the Omolon massif of Northeast Asia have been obtained for the first time…”
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