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<article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:ali="http://www.niso.org/schemas/ali/1.0/" article-type="research-article" dtd-version="1.2" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">Priroda</journal-id><journal-title-group><journal-title xml:lang="en">Priroda</journal-title><trans-title-group xml:lang="ru"><trans-title>Природа</trans-title></trans-title-group></journal-title-group><issn publication-format="print">0032-874X</issn><publisher><publisher-name xml:lang="en">Akademizdatcenter Nauka</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">627739</article-id><article-id pub-id-type="doi">10.7868/S0032874X22040056</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>Articles</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>Статьи</subject></subj-group><subj-group subj-group-type="article-type"><subject>Research Article</subject></subj-group></article-categories><title-group><article-title xml:lang="en">A Giant Sea Turtle from the Upper Cretaceous of the Volga Region</article-title><trans-title-group xml:lang="ru"><trans-title>Гигантская морская черепаха из верхнего мела Поволжья</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Danilov</surname><given-names>I. G</given-names></name><name xml:lang="ru"><surname>Данилов</surname><given-names>И. Г</given-names></name></name-alternatives><email>paleozoo@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Arkhangelsky</surname><given-names>M. S</given-names></name><name xml:lang="ru"><surname>Архангельский</surname><given-names>М. С</given-names></name></name-alternatives><xref ref-type="aff" rid="aff2"/><xref ref-type="aff" rid="aff3"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Zoological Institute, RAS</institution></aff><aff><institution xml:lang="ru">Зоологический институт РАН</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">Saratov Chernyshevsky State University</institution></aff><aff><institution xml:lang="ru">Саратовский государственный университет имени Н.Г.Чернышевского</institution></aff></aff-alternatives><aff-alternatives id="aff3"><aff><institution xml:lang="en">Yuri Gagarin State Technical University of Saratov</institution></aff><aff><institution xml:lang="ru">Саратовский государственный технический университет имени Ю.А.Гагарина</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2022-04-30" publication-format="electronic"><day>30</day><month>04</month><year>2022</year></pub-date><issue>4</issue><issue-title xml:lang="en">NO4 (2022)</issue-title><issue-title xml:lang="ru">№4 (2022)</issue-title><fpage>46</fpage><lpage>48</lpage><history><date date-type="received" iso-8601-date="2024-03-01"><day>01</day><month>03</month><year>2024</year></date></history><permissions><copyright-statement xml:lang="ru">Copyright ©; 2022, Издательство «Наука»</copyright-statement><copyright-year>2022</copyright-year><copyright-holder xml:lang="ru">Издательство «Наука»</copyright-holder></permissions><self-uri xlink:href="https://journals.eco-vector.com/0032-874X/article/view/627739">https://journals.eco-vector.com/0032-874X/article/view/627739</self-uri><abstract xml:lang="en"><p>The significance of the discovery of fossil remains of a giant turtle Protostega gigas, as well as other sea turtles from the Campanian deposits (Upper Cretaceous) of the locality Beloe Ozero is considered. The similarity with North American and Western European turtles confirms the recent conclusions of paleontologists about the global migrations of the Mesozoic marine reptiles.</p></abstract><trans-abstract xml:lang="ru"><p>Обсуждается значение находки ископаемых остатков гигантской черепахи Protostega gigas, а также других морские черепах из отложений кампанского яруса (верхний мел) местонахождения Белое Озеро. Сходство с североамериканскими и западноевропейскими формами подтверждает недавние выводы палеонтологов о глобальных миграциях морских мезозойских рептилий.</p></trans-abstract><kwd-group xml:lang="en"><kwd>paleontology</kwd><kwd>Upper Cretaceous</kwd><kwd>Campanian stage</kwd><kwd>Lower Volga region</kwd><kwd>Beloe Ozero</kwd><kwd>paleobiogeography</kwd><kwd>fossil sea turtles</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>палеонтология</kwd><kwd>верхний мел</kwd><kwd>кампанский ярус</kwd><kwd>Нижнее Поволжье</kwd><kwd>Белое Озеро</kwd><kwd>палеобиогеография</kwd><kwd>ископаемые морские черепахи</kwd></kwd-group></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Архангельский М.С. О находках остатков черепах в верхнем мелу Нижнего Поволжья. Саратов, 1999; 142–144. (Труды геологического факультета СГУ и НИИ геологии СГУ. Новая серия. 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