{"id":13212,"date":"2026-10-02T12:33:59","date_gmt":"2026-10-02T10:33:59","guid":{"rendered":"https:\/\/mucbo.org\/beudanticeras-revoili\/"},"modified":"2026-10-02T12:34:52","modified_gmt":"2026-10-02T10:34:52","slug":"beudanticeras-revoili","status":"publish","type":"post","link":"https:\/\/mucbo.org\/es\/beudanticeras-revoili\/","title":{"rendered":"Beudanticeras revoili"},"content":{"rendered":"<p class=\"wp-block-paragraph\"><strong>Beudanticeras revoili<\/strong> <strong>(Pervinquiere, 1907)<\/strong> MBCN35804<br><em>Beudanticeras revoili<\/em> es una especie de ammonite (un molusco cefal\u00f3podo marino extinto, pariente de los pulpos y calamares actuales), con una concha externa de hasta 15 cm que suele quedar fosilizada. Tiene forma de disco aplanado, lo que indica que probablemente eran buenos nadadores.<\/p><p class=\"wp-block-paragraph\">El ejemplar de este mes es un n\u00facleo piritizado, procedente de la colecci\u00f3n de A. Comas. Este f\u00f3sil se form\u00f3 en condiciones de falta de ox\u00edgeno, lo que favoreci\u00f3 la precipitaci\u00f3n del mineral pirita en las vueltas m\u00e1s internas de la concha. Por ello, sabemos que la concha original era mucho m\u00e1s grande que el f\u00f3sil que ha llegado hasta nosotros. Cuando estos f\u00f3siles entran en contacto con el ox\u00edgeno atmosf\u00e9rico, se produce una reacci\u00f3n qu\u00edmica que empieza a descomponerlos r\u00e1pidamente. Por ello, es necesario consolidarlos en condiciones adecuadas. En Mallorca, este tipo de f\u00f3siles sol\u00eda aparecer en canteras de arcilla y f\u00e1bricas de cemento.<\/p><p class=\"wp-block-paragraph\"><strong>Procedencia:<\/strong> G\u00e9nova, Mallorca.<br><strong>Edad:<\/strong> Albiense inferior-medio, Cret\u00e1cico Inferior, Mesozoico (hace unos 112 millones de a\u00f1os).<\/p>","protected":false},"excerpt":{"rendered":"<p>Beudanticeras revoili (Pervinquiere, 1907) MBCN35804Beudanticeras revoili es una especie de ammonite (un molusco cefal\u00f3podo marino extinto, pariente de los pulpos y calamares actuales), con una concha externa de hasta 15 cm que suele quedar fosilizada. Tiene forma de disco aplanado, lo que indica que probablemente eran buenos nadadores. El ejemplar de este mes es un [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":13209,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[137],"tags":[495,496],"class_list":["post-13212","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-piezas-y-plantas-del-mes","tag-octubre-es","tag-peca-del-mes-es"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Beudanticeras revoili - MUCBO<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mucbo.org\/es\/beudanticeras-revoili\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Beudanticeras revoili - MUCBO\" \/>\n<meta property=\"og:description\" content=\"Beudanticeras revoili (Pervinquiere, 1907) MBCN35804Beudanticeras revoili es una especie de ammonite (un molusco cefal\u00f3podo marino extinto, pariente de los pulpos y calamares actuales), con una concha externa de hasta 15 cm que suele quedar fosilizada. Tiene forma de disco aplanado, lo que indica que probablemente eran buenos nadadores. 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