{"id":8901,"date":"2026-01-22T12:49:35","date_gmt":"2026-01-22T11:49:35","guid":{"rendered":"https:\/\/muzeumewolucji.pl\/?p=8901"},"modified":"2026-01-22T12:52:46","modified_gmt":"2026-01-22T11:52:46","slug":"amonity-przezyly-granice-kreda-paleogen","status":"publish","type":"post","link":"https:\/\/muzeumewolucji.pl\/?p=8901","title":{"rendered":"Amonity prze\u017cy\u0142y granic\u0119 kreda\u2013paleogen"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"8901\" class=\"elementor elementor-8901\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-42e6ab6f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"42e6ab6f\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2d76defc\" data-id=\"2d76defc\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d2e5fcf elementor-widget elementor-widget-heading\" data-id=\"d2e5fcf\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Amonity prze\u017cy\u0142y granic\u0119 kreda\u2013paleogen<\/h3>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-95bf373 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"95bf373\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-18b4be22\" data-id=\"18b4be22\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4a26d6cd elementor-widget elementor-widget-text-editor\" data-id=\"4a26d6cd\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><img fetchpriority=\"high\" decoding=\"async\" data-recalc-dims=\"1\" class=\"wp-image-8902 alignright\" src=\"https:\/\/i0.wp.com\/muzeumewolucji.pl\/wp-content\/uploads\/2026\/01\/Mach_Ammonite_2025-97c577b8.jpg?resize=500%2C364&#038;ssl=1\" alt=\"\" width=\"500\" height=\"364\" srcset=\"https:\/\/i0.wp.com\/muzeumewolucji.pl\/wp-content\/uploads\/2026\/01\/Mach_Ammonite_2025-97c577b8.jpg?w=686&amp;ssl=1 686w, https:\/\/i0.wp.com\/muzeumewolucji.pl\/wp-content\/uploads\/2026\/01\/Mach_Ammonite_2025-97c577b8.jpg?resize=300%2C219&amp;ssl=1 300w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/p><div class=\"ce_text  block\"><p><a href=\"https:\/\/pl.wikipedia.org\/wiki\/Amonity\" target=\"_blank\" rel=\"noopener\">Amonity<\/a>, wymar\u0142e <a href=\"https:\/\/pl.wikipedia.org\/wiki\/G\u0142owonogi\" target=\"_blank\" rel=\"noopener\">g\u0142owonogi<\/a> dominuj\u0105ce w morskich ekosystemach <a href=\"https:\/\/pl.wikipedia.org\/wiki\/Mezozoik\" target=\"_blank\" rel=\"noopener\">mezozoiku<\/a>, s\u0105 cz\u0119sto wymieniane w\u015br\u00f3d ofiar <a href=\"https:\/\/pl.wikipedia.org\/wiki\/Wymieranie_kredowe\" target=\"_blank\" rel=\"noopener\">masowego wymierania na granicy kreda\u2013paleogen<\/a> (66 mln lat temu). Doniesienia o ich lokalnym przetrwaniu tej granicy spotyka\u0142y si\u0119 ze sceptycyzmem cz\u0119\u015bci spo\u0142eczno\u015bci paleontologicznej. Niniejsza praca dostarcza mocnych dowod\u00f3w, opartych na analizach <a href=\"https:\/\/pl.wikipedia.org\/wiki\/Tafonomia\" target=\"_blank\" rel=\"noopener\">tafonomicznych<\/a> i <a href=\"https:\/\/pl.wikipedia.org\/wiki\/Sedymentologia\" target=\"_blank\" rel=\"noopener\">sedymentologicznych<\/a>, \u017ce amonity zachowane w utworach najni\u017cszego <a href=\"https:\/\/pl.wikipedia.org\/wiki\/Paleogen\" target=\"_blank\" rel=\"noopener\">paleogenu<\/a> Danii przetrwa\u0142y co najmniej dziesi\u0105tki tysi\u0119cy lat po uderzeniu asteroidy <a href=\"https:\/\/pl.wikipedia.org\/wiki\/Krater_Chicxulub\" target=\"_blank\" rel=\"noopener\">Chicxulub<\/a>, uznawanym za przyczyn\u0119 masowego wymierania. To odkrycie otwiera nowe kierunki bada\u0144 i rodzi pytanie, co naprawd\u0119 zabi\u0142o ostatnie amonity.<\/p><p>Ilustracja: Okazy amonit\u00f3w z rodzaj\u00f3w <em>Baculites<\/em> (a, b, e, f), <em>Fresvillia<\/em> (c, d) oraz <em>Hoploscaphites<\/em> (g) z utwor\u00f3w dolnego danu ods\u0142oni\u0119tych w Stevns Klint w Danii (patrz Fig. 3 w Machalski et al. 2025); na jednym okazie zaznaczono przegrod\u0119 (ang. <em>septum<\/em>) oraz lini\u0119 przegrodow\u0105 (ang. <em>suture line<\/em>), a na innym pustk\u0119 w skale, powsta\u0142\u0105 po rozpuszczeniu muszli (ang. <em>void after shell dissolution<\/em>). Widoczne tak\u017ce <a href=\"https:\/\/pl.wikipedia.org\/wiki\/Prazynofity\" target=\"_blank\" rel=\"noopener\">prazynofity<\/a> (grupa zielenic)<\/p><p><strong>Informacje prasowe:<\/strong><br \/>Science <a href=\"https:\/\/www.science.org\/content\/article\/against-all-odds-curious-sea-creature-survived-dino-killing-asteroid\" target=\"_blank\" rel=\"noopener\">Against all odds, a curious sea creature survived the dino-killing asteroid<\/a><\/p><\/div>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-62c7e422 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"62c7e422\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-65b35687\" data-id=\"65b35687\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1527b566 elementor-widget elementor-widget-text-editor\" data-id=\"1527b566\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><strong>Publikacja IPal PAN:<\/strong> <a href=\"https:\/\/www.paleo.pan.pl\/pl\/Machalski.html\" target=\"_blank\" rel=\"noopener\">Machalski, M.<\/a>, Olszewska-Nejbert, D., Landman, N.H., Jagt, J.W.M., Garb, M., Mil\u00e0n, J. 2025. Ammonite survival across the Cretaceous\u2013Paleogene boundary confirmed by new data from Denmark. <a href=\"https:\/\/www.nature.com\/articles\/s41598-025-34479-1\" target=\"_blank\" rel=\"noopener\"><em>Scientific Reports<\/em> 15,45802 (2025)<\/a>. doi: 10.1038\/s41598-025-34479-1<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Amonity, wymar\u0142e g\u0142owonogi dominuj\u0105ce w morskich ekosystemach mezozoiku, s\u0105 cz\u0119sto wymieniane w\u015br\u00f3d ofiar masowego wymierania na granicy kreda\u2013paleogen (66 mln lat temu).<\/p>\n","protected":false},"author":3,"featured_media":8902,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[68],"tags":[],"class_list":["post-8901","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-aktualnosci-naukowe"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - 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