{"id":1307,"date":"2024-07-31T16:10:19","date_gmt":"2024-07-31T14:10:19","guid":{"rendered":"http:\/\/localhost\/wordpress\/wordpress\/?page_id=1307"},"modified":"2026-08-19T12:38:04","modified_gmt":"2026-08-19T10:38:04","slug":"metaxytherium-serresii","status":"publish","type":"page","link":"https:\/\/fossiliregionali.it\/en\/metaxytherium-serresii\/","title":{"rendered":"Calabria"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"1307\" class=\"elementor elementor-1307\">\n\t\t\t\t<div class=\"elementor-element elementor-element-71ec558 e-flex e-con-boxed e-con e-parent\" data-id=\"71ec558\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-298c84d elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"298c84d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-91378dd elementor-widget elementor-widget-image\" data-id=\"91378dd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"221\" height=\"300\" src=\"https:\/\/fossiliregionali.it\/wp-content\/uploads\/2025\/05\/Metaxytherium-no-sfondo-e1746464058643-221x300.png\" class=\"attachment-medium size-medium wp-image-3550\" alt=\"\" srcset=\"https:\/\/fossiliregionali.it\/wp-content\/uploads\/2025\/05\/Metaxytherium-no-sfondo-e1746464058643-221x300.png 221w, https:\/\/fossiliregionali.it\/wp-content\/uploads\/2025\/05\/Metaxytherium-no-sfondo-e1746464058643-200x271.png 200w, https:\/\/fossiliregionali.it\/wp-content\/uploads\/2025\/05\/Metaxytherium-no-sfondo-e1746464058643.png 324w\" sizes=\"(max-width: 221px) 100vw, 221px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8be9a76 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"8be9a76\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInDown&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Metaxytherium serresii<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a6a6ab5 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"a6a6ab5\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Sirenians skull\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-daeec42 elementor-widget elementor-widget-image\" data-id=\"daeec42\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/fossiliregionali.it\/wp-content\/uploads\/2024\/07\/cranio.jpg\" data-elementor-open-lightbox=\"yes\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTMxOSwidXJsIjoiaHR0cHM6XC9cL2Zvc3NpbGlyZWdpb25hbGkuaXRcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjRcLzA3XC9jcmFuaW8uanBnIn0%3D\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"960\" height=\"1008\" src=\"https:\/\/fossiliregionali.it\/wp-content\/uploads\/2024\/07\/cranio.jpg\" class=\"attachment-large size-large wp-image-1319\" alt=\"\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-72c6715 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"72c6715\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3d46474 e-flex e-con-boxed e-con e-parent\" data-id=\"3d46474\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e98dc25 elementor-widget elementor-widget-heading\" data-id=\"e98dc25\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Description<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c39118a elementor-widget elementor-widget-text-editor\" data-id=\"c39118a\" data-element_type=\"widget\" data-e-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\t\t<p>The winning specimen belongs to an individual of <em>Metaxytherium serresii<\/em>, an extinct species of sirenian related to the modern <strong>dugong<\/strong>. The most important finds of this species <strong>worldwide<\/strong> , both in quantity and completeness, come from the late Miocene outcrops of <strong>Cessaniti<\/strong>, in the province of Vibo Valentia.<\/p><p>Analysis of numerous cranial and mandibular remains has confirmed that <em>M. serresii<\/em> represents a <strong>chronospecies<\/strong>, that is, a species placed within an evolutionary lineage made up of a succession of populations with similar adaptive trends, distinguished into separate species on the basis of <strong data-start=\"390\" data-end=\"453\">gradual changes accumulated over time.<\/strong>\u00a0This lineage begins with <strong><em>Metaxytherium krahuletzi<\/em> <\/strong>(Burdigalian, 20-16 Ma), passing to <strong><em>Metaxytherium medium<\/em><\/strong> (Langhian-LateTortonian, 16-8 Ma), followed by <strong><em>Metaxytherium serresii<\/em> <\/strong>(Late Tortonian-basal Zanclean,<strong> 8-5,3 Ma<\/strong>), from which <strong><em>Metaxytherium subapenninum<\/em><\/strong>derives, the last representative species of sirenians in the Mediterranean, becoming extinct in the Piacenzian (around 3 million years ago).<\/p><p>Compared to earlier species, <em>Metaxytherium serresii<\/em> shows a progressive <strong>reduction in size,<\/strong> probably as an adaptive response to the environmental changes that preceded the Messinian salinity crisis. Between 5.96 and 5.33 million years ago, indeed, the closure of the Strait of Gibraltar isolated the Mediterranean Sea, causing drastic evaporation and profound transformations of marine and coastal environments.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c74c0cb e-flex e-con-boxed e-con e-parent\" data-id=\"c74c0cb\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-aad90a5 elementor-widget elementor-widget-n-accordion\" data-id=\"aad90a5\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;default_state&quot;:&quot;expanded&quot;,&quot;max_items_expended&quot;:&quot;one&quot;,&quot;n_accordion_animation_duration&quot;:{&quot;unit&quot;:&quot;ms&quot;,&quot;size&quot;:400,&quot;sizes&quot;:[]}}\" data-widget_type=\"nested-accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"e-n-accordion\" aria-label=\"Accordion. Open links with Enter or Space, close with Escape, and navigate with Arrow Keys\">\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1790\" class=\"e-n-accordion-item\" open>\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"1\" tabindex=\"0\" aria-expanded=\"true\" aria-controls=\"e-n-accordion-item-1790\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Classification and size comparison <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1790\" class=\"elementor-element elementor-element-7084363 e-con-full e-flex e-con e-child\" data-id=\"7084363\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1790\" class=\"elementor-element elementor-element-59bc11b e-con-full e-flex e-con e-child\" data-id=\"59bc11b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-07b55b9 elementor-widget elementor-widget-text-editor\" data-id=\"07b55b9\" data-element_type=\"widget\" data-e-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\t\t<p>Kingdom: Animalia<\/p><p>Phylum: Chordata<\/p><p>Class: Mammalia<\/p><p>Order: Sirenia<\/p><p>Family: Dugongidae<\/p><p>Genus: \u2020<em>Metaxytherium<\/em><\/p><p>Species: \u2020<em>Metaxytherium serresii<br \/><\/em>Gervais, 1847<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1790\" class=\"elementor-element elementor-element-762316c e-con-full e-flex e-con e-child\" data-id=\"762316c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-be2119b elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"be2119b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"960\" height=\"530\" src=\"https:\/\/fossiliregionali.it\/wp-content\/uploads\/2024\/08\/dimensioni.png\" class=\"attachment-large size-large wp-image-1705\" alt=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f68e9f7 elementor-widget elementor-widget-text-editor\" data-id=\"f68e9f7\" data-element_type=\"widget\" data-e-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\t\t<p>Modified from \u00a0<em data-start=\"937\" data-end=\"965\">Metaxytherium albifontanum<\/em> di Carl Buell, <strong data-start=\"981\" data-end=\"1011\">pubblico dominio (CC0 1.0)<\/strong> \u2014Wikimedia Commons.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1791\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"2\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1791\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Geologic Time Scale <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1791\" class=\"elementor-element elementor-element-9881507 e-con-full e-flex e-con e-child\" data-id=\"9881507\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1791\" class=\"elementor-element elementor-element-1839d75 e-con-full e-flex e-con e-child\" data-id=\"1839d75\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fdaea81 elementor-widget elementor-widget-text-editor\" data-id=\"fdaea81\" data-element_type=\"widget\" data-e-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\t\t<ul><li>ERA: Cenozoic<\/li><li>PERIOD: Neogene<\/li><li>EPOCH: Miocene<\/li><li>Et\u00e0: Tortoniano (11.6-7.2 Ma)<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1791\" class=\"elementor-element elementor-element-72e7828 e-con-full e-flex e-con e-child\" data-id=\"72e7828\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6682c62 elementor-widget elementor-widget-spacer\" data-id=\"6682c62\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f6c99f7 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"f6c99f7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/fossiliregionali.it\/en\/scala-dei-tempi-geologici\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Explore the complete Geologic Time Scale<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1791\" class=\"elementor-element elementor-element-b31615d e-con-full e-flex e-con e-child\" data-id=\"b31615d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6609148 elementor-widget__width-initial elementor-widget elementor-widget-spacer\" data-id=\"6609148\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-afc4128 elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"afc4128\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/fossiliregionali.it\/wp-content\/uploads\/2024\/10\/metaxy.png\" data-elementor-open-lightbox=\"yes\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MjYzNCwidXJsIjoiaHR0cHM6XC9cL2Zvc3NpbGlyZWdpb25hbGkuaXRcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjRcLzEwXC9tZXRheHkucG5nIn0%3D\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"432\" src=\"https:\/\/fossiliregionali.it\/wp-content\/uploads\/2024\/10\/metaxy.png\" class=\"attachment-medium_large size-medium_large wp-image-2634\" alt=\"\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1792\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"3\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1792\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Site of discovery <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1792\" class=\"elementor-element elementor-element-1c3171c e-con-full e-flex e-con e-child\" data-id=\"1c3171c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1792\" class=\"elementor-element elementor-element-e6353df e-con-full e-flex e-con e-child\" data-id=\"e6353df\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2d62a71 elementor-widget elementor-widget-google_maps\" data-id=\"2d62a71\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"google_maps.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-custom-embed\">\n\t\t\t<iframe loading=\"lazy\"\n\t\t\t\t\tsrc=\"https:\/\/maps.google.com\/maps?q=Cessaniti%20%28VV%29&#038;t=m&#038;z=10&#038;output=embed&#038;iwloc=near\"\n\t\t\t\t\ttitle=\"Cessaniti (VV)\"\n\t\t\t\t\taria-label=\"Cessaniti (VV)\"\n\t\t\t><\/iframe>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1792\" class=\"elementor-element elementor-element-29fe123 e-con-full e-flex e-con e-child\" data-id=\"29fe123\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1792\" class=\"elementor-element elementor-element-4131523 e-flex e-con-boxed e-con e-child\" data-id=\"4131523\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c007134 elementor-widget elementor-widget-spacer\" data-id=\"c007134\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a52ae99 elementor-widget elementor-widget-heading\" data-id=\"a52ae99\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Cessaniti (VV)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8c3c511 elementor-widget elementor-widget-spacer\" data-id=\"8c3c511\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-11db2c9 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"11db2c9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/www.paleoitalia.it\/patrimonio-paleontologico\/musei-collezioni-siti\/cessaniti\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Visit the geopaleontological site<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1793\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"4\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1793\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Display location <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1793\" class=\"elementor-element elementor-element-0bee8c8 e-flex e-con-boxed e-con e-child\" data-id=\"0bee8c8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1793\" class=\"elementor-element elementor-element-416b84c e-con-full e-flex e-con e-child\" data-id=\"416b84c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ae62778 elementor-widget elementor-widget-google_maps\" data-id=\"ae62778\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"google_maps.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-custom-embed\">\n\t\t\t<iframe loading=\"lazy\"\n\t\t\t\t\tsrc=\"https:\/\/maps.google.com\/maps?q=MURI%20Museo%20Archeologico%20e%20Paleontologico%2C%20Ricadi%20%28VV%29&#038;t=m&#038;z=10&#038;output=embed&#038;iwloc=near\"\n\t\t\t\t\ttitle=\"MURI Museo Archeologico e Paleontologico, Ricadi (VV)\"\n\t\t\t\t\taria-label=\"MURI Museo Archeologico e Paleontologico, Ricadi (VV)\"\n\t\t\t><\/iframe>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1793\" class=\"elementor-element elementor-element-6bcc4b2 e-con-full e-flex e-con e-child\" data-id=\"6bcc4b2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1793\" class=\"elementor-element elementor-element-8e8f3fd e-flex e-con-boxed e-con e-child\" data-id=\"8e8f3fd\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2dd2923 elementor-widget elementor-widget-heading\" data-id=\"2dd2923\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"> Museo Civico di Ricadi - Museo Archeologico e \nPaleontologico, Ricadi (VV)\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1793\" class=\"elementor-element elementor-element-b432719 e-flex e-con-boxed e-con e-child\" data-id=\"b432719\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6dec211 elementor-widget elementor-widget-text-editor\" data-id=\"6dec211\" data-element_type=\"widget\" data-e-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\t\t<p>Catalogue number: <br \/>20.S285-2.589<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-abb14c8 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"abb14c8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/museiricadi.it\/museo-archeologico-e-paleontologico\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Visit the museum's website<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-114d60d elementor-widget elementor-widget-spacer\" data-id=\"114d60d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-16ffad9 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"16ffad9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-916c39d elementor-widget elementor-widget-heading\" data-id=\"916c39d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Gallery<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7a5c7bf e-flex e-con-boxed e-con e-parent\" data-id=\"7a5c7bf\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9c011a9 elementor-arrows-position-inside elementor-pagination-position-outside elementor-widget elementor-widget-image-carousel\" data-id=\"9c011a9\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;slides_to_show&quot;:&quot;2&quot;,&quot;navigation&quot;:&quot;both&quot;,&quot;autoplay&quot;:&quot;yes&quot;,&quot;pause_on_hover&quot;:&quot;yes&quot;,&quot;pause_on_interaction&quot;:&quot;yes&quot;,&quot;autoplay_speed&quot;:5000,&quot;infinite&quot;:&quot;yes&quot;,&quot;speed&quot;:500}\" data-widget_type=\"image-carousel.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-image-carousel-wrapper swiper\" role=\"region\" aria-roledescription=\"carousel\" aria-label=\"Carosello d&#039;immagini\" dir=\"ltr\">\n\t\t\t<div class=\"elementor-image-carousel swiper-wrapper\" aria-live=\"off\">\n\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"1 di 4\"><a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"9c011a9\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTcxMiwidXJsIjoiaHR0cHM6XC9cL2Zvc3NpbGlyZWdpb25hbGkuaXRcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjRcLzA4XC8xLjE2Mi1iLmpwZyIsInNsaWRlc2hvdyI6IjljMDExYTkifQ%3D%3D\" href=\"https:\/\/fossiliregionali.it\/wp-content\/uploads\/2024\/08\/1.162-b.jpg\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/fossiliregionali.it\/wp-content\/uploads\/2024\/08\/1.162-b.jpg\" alt=\"Cranio 1, fossile regionale. Vista dorsale.\" \/><figcaption class=\"elementor-image-carousel-caption\">Skull 1. Regional fossil. Dorsal view.<\/figcaption><\/figure><\/a><\/div><div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"2 di 4\"><a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"9c011a9\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTcxMSwidXJsIjoiaHR0cHM6XC9cL2Zvc3NpbGlyZWdpb25hbGkuaXRcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjRcLzA4XC8xLjE2Mi1hLmpwZyIsInNsaWRlc2hvdyI6IjljMDExYTkifQ%3D%3D\" href=\"https:\/\/fossiliregionali.it\/wp-content\/uploads\/2024\/08\/1.162-a.jpg\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/fossiliregionali.it\/wp-content\/uploads\/2024\/08\/1.162-a.jpg\" alt=\"Cranio 1, fossile regionale. Vista palatale.\" \/><figcaption class=\"elementor-image-carousel-caption\">Skull 1. Regional fossil. Palatal view.<\/figcaption><\/figure><\/a><\/div><div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"3 di 4\"><a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"9c011a9\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTcxMywidXJsIjoiaHR0cHM6XC9cL2Zvc3NpbGlyZWdpb25hbGkuaXRcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjRcLzA4XC8xLjE2My1hLmpwZyIsInNsaWRlc2hvdyI6IjljMDExYTkifQ%3D%3D\" href=\"https:\/\/fossiliregionali.it\/wp-content\/uploads\/2024\/08\/1.163-a.jpg\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/fossiliregionali.it\/wp-content\/uploads\/2024\/08\/1.163-a.jpg\" alt=\"Cranio 2. Vista dorsale.\" \/><figcaption class=\"elementor-image-carousel-caption\">Skull 2. Dorsal view.<\/figcaption><\/figure><\/a><\/div><div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"4 di 4\"><a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"9c011a9\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTcxNCwidXJsIjoiaHR0cHM6XC9cL2Zvc3NpbGlyZWdpb25hbGkuaXRcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjRcLzA4XC8xLjE2My1iLmpwZyIsInNsaWRlc2hvdyI6IjljMDExYTkifQ%3D%3D\" href=\"https:\/\/fossiliregionali.it\/wp-content\/uploads\/2024\/08\/1.163-b.jpg\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/fossiliregionali.it\/wp-content\/uploads\/2024\/08\/1.163-b.jpg\" alt=\"Cranio 2. Vista palatale.\" \/><figcaption class=\"elementor-image-carousel-caption\">Skull 2. Palatal view.<\/figcaption><\/figure><\/a><\/div>\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-prev\" role=\"button\" tabindex=\"0\">\n\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-eicon-chevron-left\" viewbox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M646 125C629 125 613 133 604 142L308 442C296 454 292 471 292 487 292 504 296 521 308 533L604 854C617 867 629 875 646 875 663 875 679 871 692 858 704 846 713 829 713 812 713 796 708 779 692 767L438 487 692 225C700 217 708 204 708 187 708 171 704 154 692 142 675 129 663 125 646 125Z\"><\/path><\/svg>\t\t\t\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-next\" role=\"button\" tabindex=\"0\">\n\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-eicon-chevron-right\" viewbox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M696 533C708 521 713 504 713 487 713 471 708 454 696 446L400 146C388 133 375 125 354 125 338 125 325 129 313 142 300 154 292 171 292 187 292 204 296 221 308 233L563 492 304 771C292 783 288 800 288 817 288 833 296 850 308 863 321 871 338 875 354 875 371 875 388 867 400 854L696 533Z\"><\/path><\/svg>\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"swiper-pagination\"><\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-423cbb9 e-flex e-con-boxed e-con e-parent\" data-id=\"423cbb9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0ed7e35 elementor-widget elementor-widget-image\" data-id=\"0ed7e35\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/fossiliregionali.it\/wp-content\/uploads\/2024\/08\/7bfc8053-ed0f-4da3-b088-b72dcdf5308c.jpg\" data-elementor-open-lightbox=\"yes\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTcxMCwidXJsIjoiaHR0cHM6XC9cL2Zvc3NpbGlyZWdpb25hbGkuaXRcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjRcLzA4XC83YmZjODA1My1lZDBmLTRkYTMtYjA4OC1iNzJkY2RmNTMwOGMuanBnIn0%3D\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"576\" src=\"https:\/\/fossiliregionali.it\/wp-content\/uploads\/2024\/08\/7bfc8053-ed0f-4da3-b088-b72dcdf5308c.jpg\" class=\"attachment-medium_large size-medium_large wp-image-1710\" alt=\"\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9b2e845 elementor-widget elementor-widget-text-editor\" data-id=\"9b2e845\" data-element_type=\"widget\" data-e-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\t\t<p>Above, dorsal and palatal views of two <em>Metaxytherium<\/em>skulls. The regional fossil is the first of the two.<\/p><p>Below, museum display of the skulls. The regional fossil is the specimen on the left.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d54bb1e elementor-widget elementor-widget-image\" data-id=\"d54bb1e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/fossiliregionali.it\/wp-content\/uploads\/2024\/08\/doppio.png\" data-elementor-open-lightbox=\"yes\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6MTcwMywidXJsIjoiaHR0cHM6XC9cL2Zvc3NpbGlyZWdpb25hbGkuaXRcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjRcLzA4XC9kb3BwaW8ucG5nIn0%3D\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"707\" src=\"https:\/\/fossiliregionali.it\/wp-content\/uploads\/2024\/08\/doppio.png\" class=\"attachment-medium_large size-medium_large wp-image-1703\" alt=\"\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-93708d9 elementor-widget elementor-widget-text-editor\" data-id=\"93708d9\" data-element_type=\"widget\" data-e-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\t\t<p>Above, complete reconstruction of the skeleton of <em>Metaxyterium serresii<\/em>with the preserved parts highlighted in red. Note the general thickening of the bones, a condition called <strong>pachyostosis, <\/strong>a useful adaptation for animals living in water that helps improve stability.<\/p><p>Below, reconstruction in anatomical position of a specimen assembled from remains <span data-olk-copy-source=\"MessageBody\">coming from several relatively nearby localities (indicated in the illustration beneath the scientific name), also displayed at the <\/span>Museo civico di archeologia e palaeontologia di Ricadi.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f2c2530 elementor-widget elementor-widget-spacer\" data-id=\"f2c2530\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6b08fd9 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"6b08fd9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7684783 elementor-widget elementor-widget-heading\" data-id=\"7684783\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Bibliography:<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e14c1e5 e-flex e-con-boxed e-con e-parent\" data-id=\"e14c1e5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5502be1 elementor-widget elementor-widget-text-editor\" data-id=\"5502be1\" data-element_type=\"widget\" data-e-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\t\t<ul><li>Bianucci G., Carone G., Domning D.P., Landini W., Rook L. &amp; Sorbi S. (2008). Peri-Messinian<br \/>dwarfing in Mediterranean Metaxytherium (Mammalia, Sirenia): evidence of habitat<br \/>degradation related to the Messinian Salinity Crisis. Garyounis Scientific Bulletin, Special Issue 5:<br \/>145-157.<\/li><li>Guido A., Marra A.C., Mastandrea A., Tosti F. &amp; Russo F. (2012). Micromorphological,<br \/>geochemical, and diagenetic characterization of sirenian ribs preserved in the late Miocene<br \/>paleontological site of Cessaniti (southern Calabria, Italy). Facies, 58:179-190.<\/li><li>Marra A.C., Carone G., Agnini C., Ghinassi M., Oms O. &amp; Rook L. (2017). Stratigraphic and<br \/>chronologic framework of the upper Miocene Cessaniti Succession (Vibo Valentia, Italy). Rivista<br \/>Italiana di Paleontologia e Stratigrafia, 123: 379-393.<\/li><li>Carone G., Domning D.P. &amp; Marra A.C. (2013). New finds of Metaxytherium serresii (Mammalia:<br \/>Sirenia) from the upper Miocene of Monte Poro (Calabria, Italy). Bollettino della Societ\u00e0<br \/>Paleontologica Italiana, 52 : 187-196.<\/li><li>Sorbi S., Domning D.P., Vaiani S.C. &amp; Bianucci G. (2012). Metaxytherium subapenninum (Bruno,<br \/>1839) (Mammalia, Dugongidae), the latest sirenian of the Mediterranean Basin. Journal of<br \/>Vertebrate Paleontology, 32: 686-707.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-000c4c2 e-flex e-con-boxed e-con e-parent\" data-id=\"000c4c2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-32d09b8 elementor-widget elementor-widget-heading\" data-id=\"32d09b8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Credits and acknowledgments<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c0f8607 e-flex e-con-boxed e-con e-parent\" data-id=\"c0f8607\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1f6171b elementor-widget elementor-widget-text-editor\" data-id=\"1f6171b\" data-element_type=\"widget\" data-e-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\t\t<p>Sincere thanks for sharing the multimedia material used on this page go to Vincenzo Calzona, Director of the Civic Museum of Ricadi, and to Dr Pierluigi Santagati of the University of Calabria.<\/p><p><span style=\"font-weight: 400;\">Reproduction, distribution, or any other use is prohibited without prior authorization from the rights holders.<\/span><\/p><p>Thanks also to Professor Adriano Guido of the University of Calabria and Professor Antonella Cinzia Marra of the University of Messina for their support and collaboration.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Metaxytherium serresii Cranio di sirenio Descrizione Il reperto vincitore appartiene a un esemplare di Metaxytherium serresii, una specie estinta di sirenio parente del moderno dugongo. I pi\u00f9 importanti rinvenimenti a livello mondiale di questa specie, sia per quantit\u00e0 che per completezza, provengono dagli affioramenti tardo-miocenici di Cessaniti, in provincia di Vibo Valentia. L&#8217;analisi di numerosi resti cranici e mandibolari ha permesso di confermare che M. serresii rappresenta una cronospecie, ossia una specie inserita in una linea evolutiva costituita da una successione di popolazioni con analoghe tendenze adattative, e che vengono distinte in pi\u00f9 specie in base a cambiamenti graduali accumulati nel tempo.\u00a0Questa linea parte da Metaxytherium krahuletzi (Burdigaliano, 20-16 Ma), che passa a Metaxytherium medium (Langhiano-Tortoniano superiore, 16-8 Ma), seguita da Metaxytherium serresii (Tortoniano sup.-Zancleano basale, 8-5,3 Ma), da cui deriva Metaxytherium subapenninum, ultima specie rappresentante dei sireni nel Mediterraneo e che si estingue nel Piacenziano (intorno ai 3 milioni di anni fa). Rispetto alle specie precedenti, Metaxytherium serresii mostra una progressiva riduzione delle dimensioni, probabilmente come risposta adattativa ai cambiamenti ambientali che precedettero la crisi di salinit\u00e0 messiniana. Tra 5,96 e 5,33 milioni di anni fa, infatti, la chiusura dello stretto di Gibilterra isol\u00f2 il Mar Mediterraneo, causando una drastica evaporazione e profonde trasformazioni degli ambienti e costieri. Classificazione e confronto dimensionale Regno: Animalia Phylum: Chordata Classe: Mammalia Ordine: Sirenia Famiglia: Dugongidae Genere: \u2020Metaxytherium Specie: \u2020Metaxytherium serresiiGervais, 1847 Modificata da \u00a0Metaxytherium albifontanum di Carl Buell, pubblico dominio (CC0 1.0) \u2014Wikimedia Commons. Scala del Tempo Geologico Era: Cenozoico Periodo: Neogene Epoca: Miocene Et\u00e0: Tortoniano (11.6-7.2 Ma) Esplora la Scala del Tempo Geologico completa Luogo di ritrovamento Cessaniti (VV) Visita il sito geo-paleontologico Luogo di esposizione Museo Civico di Ricadi &#8211; Museo Archeologico e Paleontologico, Ricadi (VV) Numero di catalogo: 20.S285-2.589 Visita il sito del Museo Regno: Animalia Phylum: Chordata Classe: Mammalia Ordine: Sirenia Famiglia: Dugongidae Genere: \u2020Metaxytherium Specie: \u2020Metaxytherium serresiiGervais, 1847 Modificata da \u00a0Metaxytherium albifontanum di Carl Buell, pubblico dominio (CC0 1.0) \u2014Wikimedia Commons. Era: Cenozoico Periodo: Neogene Epoca: Miocene Et\u00e0: Tortoniano (11.6-7.2 Ma) Esplora la Scala del Tempo Geologico completa Cessaniti (VV) Visita il sito geo-paleontologico Museo Civico di Ricadi &#8211; Museo Archeologico e Paleontologico, Ricadi (VV) Numero di catalogo: 20.S285-2.589 Visita il sito del Museo Galleria Cranio 1, fossile regionale. Vista dorsale. Cranio 1, fossile regionale. Vista palatale. Cranio 2. Vista dorsale. Cranio 2. Vista palatale. In alto, viste dorsali e palatali di due crani di esemplari di Metaxytherium. Il fossile regionale \u00e8 il primo dei due. In basso, esposizione museale dei crani. Il fossile regionale \u00e8 il reperto a sinistra. In alto, ricostruzione completa dello scheletro di Metaxyterium serresii, con evidenziate in rosso le parti conservate. Da notare l&#8217;ispessimentogenerale delle ossa, una condizione detta pachiostosi, adattamento utile per animali che vivono in acqua e che permette loro di migliorare la stabilit\u00e0. In basso, ricostruzione in posizione anatomica di un esemplare ottenuto da resti provenienti da diverse localit\u00e0 (indicate nell&#8217;illustrazione sotto al nome scientifico) relativamente vicine, esposto anch&#8217;esso al Museo civico di archeologia e paleontologia di Ricadi. Per saperne di pi\u00f9: Bianucci G., Carone G., Domning D.P., Landini W., Rook L. &amp; Sorbi S. (2008). Peri-Messiniandwarfing in Mediterranean Metaxytherium (Mammalia, Sirenia): evidence of habitatdegradation related to the Messinian Salinity Crisis. Garyounis Scientific Bulletin, Special Issue 5:145-157. Guido A., Marra A.C., Mastandrea A., Tosti F. &amp; Russo F. (2012). Micromorphological,geochemical, and diagenetic characterization of sirenian ribs preserved in the late Miocenepaleontological site of Cessaniti (southern Calabria, Italy). Facies, 58:179-190. Marra A.C., Carone G., Agnini C., Ghinassi M., Oms O. &amp; Rook L. (2017). Stratigraphic andchronologic framework of the upper Miocene Cessaniti Succession (Vibo Valentia, Italy). RivistaItaliana di Paleontologia e Stratigrafia, 123: 379-393. Carone G., Domning D.P. &amp; Marra A.C. (2013). New finds of Metaxytherium serresii (Mammalia:Sirenia) from the upper Miocene of Monte Poro (Calabria, Italy). Bollettino della Societ\u00e0Paleontologica Italiana, 52 : 187-196. Sorbi S., Domning D.P., Vaiani S.C. &amp; Bianucci G. (2012). Metaxytherium subapenninum (Bruno,1839) (Mammalia, Dugongidae), the latest sirenian of the Mediterranean Basin. Journal ofVertebrate Paleontology, 32: 686-707. Crediti e ringraziamenti Un sentito ringraziamento per la condivisione del materiale multimediale utilizzato in questa pagina va a Vincenzo Calzona, direttore del Museo Civico di Ricadi, e al Dottor Pierluigi Santagati dell&#8217;Universit\u00e0 della Calabria. \u00c8 vietata la riproduzione, la distribuzione e qualsiasi altro utilizzo senza preventiva autorizzazione dei titolari dei diritti. Grazie anche al Professor Adriano Guido dell&#8217;Universit\u00e0 della Calabria e alla Professoressa Antonella Cinzia Marra dell&#8217;Universit\u00e0 degli Studi di Messina per il sostegno e la collaborazione.<\/p>","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_eb_attr":"","footnotes":""},"class_list":["post-1307","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Calabria - Fossili Regionali<\/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:\/\/fossiliregionali.it\/en\/metaxytherium-serresii\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Calabria - Fossili Regionali\" \/>\n<meta property=\"og:description\" content=\"Metaxytherium serresii Cranio di sirenio Descrizione Il reperto vincitore appartiene a un esemplare di Metaxytherium serresii, una specie estinta di sirenio parente del moderno dugongo. I pi\u00f9 importanti rinvenimenti a livello mondiale di questa specie, sia per quantit\u00e0 che per completezza, provengono dagli affioramenti tardo-miocenici di Cessaniti, in provincia di Vibo Valentia. L&#8217;analisi di numerosi resti cranici e mandibolari ha permesso di confermare che M. serresii rappresenta una cronospecie, ossia una specie inserita in una linea evolutiva costituita da una successione di popolazioni con analoghe tendenze adattative, e che vengono distinte in pi\u00f9 specie in base a cambiamenti graduali accumulati nel tempo.\u00a0Questa linea parte da Metaxytherium krahuletzi (Burdigaliano, 20-16 Ma), che passa a Metaxytherium medium (Langhiano-Tortoniano superiore, 16-8 Ma), seguita da Metaxytherium serresii (Tortoniano sup.-Zancleano basale, 8-5,3 Ma), da cui deriva Metaxytherium subapenninum, ultima specie rappresentante dei sireni nel Mediterraneo e che si estingue nel Piacenziano (intorno ai 3 milioni di anni fa). Rispetto alle specie precedenti, Metaxytherium serresii mostra una progressiva riduzione delle dimensioni, probabilmente come risposta adattativa ai cambiamenti ambientali che precedettero la crisi di salinit\u00e0 messiniana. Tra 5,96 e 5,33 milioni di anni fa, infatti, la chiusura dello stretto di Gibilterra isol\u00f2 il Mar Mediterraneo, causando una drastica evaporazione e profonde trasformazioni degli ambienti e costieri. Classificazione e confronto dimensionale Regno: Animalia Phylum: Chordata Classe: Mammalia Ordine: Sirenia Famiglia: Dugongidae Genere: \u2020Metaxytherium Specie: \u2020Metaxytherium serresiiGervais, 1847 Modificata da \u00a0Metaxytherium albifontanum di Carl Buell, pubblico dominio (CC0 1.0) \u2014Wikimedia Commons. Scala del Tempo Geologico Era: Cenozoico Periodo: Neogene Epoca: Miocene Et\u00e0: Tortoniano (11.6-7.2 Ma) Esplora la Scala del Tempo Geologico completa Luogo di ritrovamento Cessaniti (VV) Visita il sito geo-paleontologico Luogo di esposizione Museo Civico di Ricadi &#8211; Museo Archeologico e Paleontologico, Ricadi (VV) Numero di catalogo: 20.S285-2.589 Visita il sito del Museo Regno: Animalia Phylum: Chordata Classe: Mammalia Ordine: Sirenia Famiglia: Dugongidae Genere: \u2020Metaxytherium Specie: \u2020Metaxytherium serresiiGervais, 1847 Modificata da \u00a0Metaxytherium albifontanum di Carl Buell, pubblico dominio (CC0 1.0) \u2014Wikimedia Commons. Era: Cenozoico Periodo: Neogene Epoca: Miocene Et\u00e0: Tortoniano (11.6-7.2 Ma) Esplora la Scala del Tempo Geologico completa Cessaniti (VV) Visita il sito geo-paleontologico Museo Civico di Ricadi &#8211; Museo Archeologico e Paleontologico, Ricadi (VV) Numero di catalogo: 20.S285-2.589 Visita il sito del Museo Galleria Cranio 1, fossile regionale. Vista dorsale. Cranio 1, fossile regionale. Vista palatale. Cranio 2. Vista dorsale. Cranio 2. Vista palatale. In alto, viste dorsali e palatali di due crani di esemplari di Metaxytherium. Il fossile regionale \u00e8 il primo dei due. In basso, esposizione museale dei crani. Il fossile regionale \u00e8 il reperto a sinistra. In alto, ricostruzione completa dello scheletro di Metaxyterium serresii, con evidenziate in rosso le parti conservate. Da notare l&#8217;ispessimentogenerale delle ossa, una condizione detta pachiostosi, adattamento utile per animali che vivono in acqua e che permette loro di migliorare la stabilit\u00e0. In basso, ricostruzione in posizione anatomica di un esemplare ottenuto da resti provenienti da diverse localit\u00e0 (indicate nell&#8217;illustrazione sotto al nome scientifico) relativamente vicine, esposto anch&#8217;esso al Museo civico di archeologia e paleontologia di Ricadi. Per saperne di pi\u00f9: Bianucci G., Carone G., Domning D.P., Landini W., Rook L. &amp; Sorbi S. (2008). Peri-Messiniandwarfing in Mediterranean Metaxytherium (Mammalia, Sirenia): evidence of habitatdegradation related to the Messinian Salinity Crisis. Garyounis Scientific Bulletin, Special Issue 5:145-157. Guido A., Marra A.C., Mastandrea A., Tosti F. &amp; Russo F. (2012). Micromorphological,geochemical, and diagenetic characterization of sirenian ribs preserved in the late Miocenepaleontological site of Cessaniti (southern Calabria, Italy). Facies, 58:179-190. Marra A.C., Carone G., Agnini C., Ghinassi M., Oms O. &amp; Rook L. (2017). Stratigraphic andchronologic framework of the upper Miocene Cessaniti Succession (Vibo Valentia, Italy). RivistaItaliana di Paleontologia e Stratigrafia, 123: 379-393. Carone G., Domning D.P. &amp; Marra A.C. (2013). New finds of Metaxytherium serresii (Mammalia:Sirenia) from the upper Miocene of Monte Poro (Calabria, Italy). Bollettino della Societ\u00e0Paleontologica Italiana, 52 : 187-196. Sorbi S., Domning D.P., Vaiani S.C. &amp; Bianucci G. (2012). Metaxytherium subapenninum (Bruno,1839) (Mammalia, Dugongidae), the latest sirenian of the Mediterranean Basin. Journal ofVertebrate Paleontology, 32: 686-707. Crediti e ringraziamenti Un sentito ringraziamento per la condivisione del materiale multimediale utilizzato in questa pagina va a Vincenzo Calzona, direttore del Museo Civico di Ricadi, e al Dottor Pierluigi Santagati dell&#8217;Universit\u00e0 della Calabria. \u00c8 vietata la riproduzione, la distribuzione e qualsiasi altro utilizzo senza preventiva autorizzazione dei titolari dei diritti. Grazie anche al Professor Adriano Guido dell&#8217;Universit\u00e0 della Calabria e alla Professoressa Antonella Cinzia Marra dell&#8217;Universit\u00e0 degli Studi di Messina per il sostegno e la collaborazione.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/fossiliregionali.it\/en\/metaxytherium-serresii\/\" \/>\n<meta property=\"og:site_name\" content=\"Fossili Regionali\" \/>\n<meta property=\"article:modified_time\" content=\"2026-08-19T10:38:04+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/fossiliregionali.it\/wp-content\/uploads\/2025\/05\/Metaxytherium-no-sfondo-e1746464058643.png\" \/>\n\t<meta property=\"og:image:width\" content=\"324\" \/>\n\t<meta property=\"og:image:height\" content=\"439\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"8 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/fossiliregionali.it\\\/metaxytherium-serresii\\\/\",\"url\":\"https:\\\/\\\/fossiliregionali.it\\\/metaxytherium-serresii\\\/\",\"name\":\"Calabria - Fossili Regionali\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/fossiliregionali.it\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/fossiliregionali.it\\\/metaxytherium-serresii\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/fossiliregionali.it\\\/metaxytherium-serresii\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/fossiliregionali.it\\\/wp-content\\\/uploads\\\/2025\\\/05\\\/Metaxytherium-no-sfondo-e1746464058643-221x300.png\",\"datePublished\":\"2024-07-31T14:10:19+00:00\",\"dateModified\":\"2026-08-19T10:38:04+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/fossiliregionali.it\\\/metaxytherium-serresii\\\/#breadcrumb\"},\"inLanguage\":\"en-GB\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/fossiliregionali.it\\\/metaxytherium-serresii\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-GB\",\"@id\":\"https:\\\/\\\/fossiliregionali.it\\\/metaxytherium-serresii\\\/#primaryimage\",\"url\":\"https:\\\/\\\/fossiliregionali.it\\\/wp-content\\\/uploads\\\/2025\\\/05\\\/Metaxytherium-no-sfondo-e1746464058643-221x300.png\",\"contentUrl\":\"https:\\\/\\\/fossiliregionali.it\\\/wp-content\\\/uploads\\\/2025\\\/05\\\/Metaxytherium-no-sfondo-e1746464058643-221x300.png\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/fossiliregionali.it\\\/metaxytherium-serresii\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/fossiliregionali.it\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Calabria\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/fossiliregionali.it\\\/#website\",\"url\":\"https:\\\/\\\/fossiliregionali.it\\\/\",\"name\":\"Fossili Regionali\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/fossiliregionali.it\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-GB\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Calabria - Fossili Regionali","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/fossiliregionali.it\/en\/metaxytherium-serresii\/","og_locale":"en_GB","og_type":"article","og_title":"Calabria - Fossili Regionali","og_description":"Metaxytherium serresii Cranio di sirenio Descrizione Il reperto vincitore appartiene a un esemplare di Metaxytherium serresii, una specie estinta di sirenio parente del moderno dugongo. I pi\u00f9 importanti rinvenimenti a livello mondiale di questa specie, sia per quantit\u00e0 che per completezza, provengono dagli affioramenti tardo-miocenici di Cessaniti, in provincia di Vibo Valentia. L&#8217;analisi di numerosi resti cranici e mandibolari ha permesso di confermare che M. serresii rappresenta una cronospecie, ossia una specie inserita in una linea evolutiva costituita da una successione di popolazioni con analoghe tendenze adattative, e che vengono distinte in pi\u00f9 specie in base a cambiamenti graduali accumulati nel tempo.\u00a0Questa linea parte da Metaxytherium krahuletzi (Burdigaliano, 20-16 Ma), che passa a Metaxytherium medium (Langhiano-Tortoniano superiore, 16-8 Ma), seguita da Metaxytherium serresii (Tortoniano sup.-Zancleano basale, 8-5,3 Ma), da cui deriva Metaxytherium subapenninum, ultima specie rappresentante dei sireni nel Mediterraneo e che si estingue nel Piacenziano (intorno ai 3 milioni di anni fa). Rispetto alle specie precedenti, Metaxytherium serresii mostra una progressiva riduzione delle dimensioni, probabilmente come risposta adattativa ai cambiamenti ambientali che precedettero la crisi di salinit\u00e0 messiniana. Tra 5,96 e 5,33 milioni di anni fa, infatti, la chiusura dello stretto di Gibilterra isol\u00f2 il Mar Mediterraneo, causando una drastica evaporazione e profonde trasformazioni degli ambienti e costieri. Classificazione e confronto dimensionale Regno: Animalia Phylum: Chordata Classe: Mammalia Ordine: Sirenia Famiglia: Dugongidae Genere: \u2020Metaxytherium Specie: \u2020Metaxytherium serresiiGervais, 1847 Modificata da \u00a0Metaxytherium albifontanum di Carl Buell, pubblico dominio (CC0 1.0) \u2014Wikimedia Commons. Scala del Tempo Geologico Era: Cenozoico Periodo: Neogene Epoca: Miocene Et\u00e0: Tortoniano (11.6-7.2 Ma) Esplora la Scala del Tempo Geologico completa Luogo di ritrovamento Cessaniti (VV) Visita il sito geo-paleontologico Luogo di esposizione Museo Civico di Ricadi &#8211; Museo Archeologico e Paleontologico, Ricadi (VV) Numero di catalogo: 20.S285-2.589 Visita il sito del Museo Regno: Animalia Phylum: Chordata Classe: Mammalia Ordine: Sirenia Famiglia: Dugongidae Genere: \u2020Metaxytherium Specie: \u2020Metaxytherium serresiiGervais, 1847 Modificata da \u00a0Metaxytherium albifontanum di Carl Buell, pubblico dominio (CC0 1.0) \u2014Wikimedia Commons. Era: Cenozoico Periodo: Neogene Epoca: Miocene Et\u00e0: Tortoniano (11.6-7.2 Ma) Esplora la Scala del Tempo Geologico completa Cessaniti (VV) Visita il sito geo-paleontologico Museo Civico di Ricadi &#8211; Museo Archeologico e Paleontologico, Ricadi (VV) Numero di catalogo: 20.S285-2.589 Visita il sito del Museo Galleria Cranio 1, fossile regionale. Vista dorsale. Cranio 1, fossile regionale. Vista palatale. Cranio 2. Vista dorsale. Cranio 2. Vista palatale. In alto, viste dorsali e palatali di due crani di esemplari di Metaxytherium. Il fossile regionale \u00e8 il primo dei due. In basso, esposizione museale dei crani. Il fossile regionale \u00e8 il reperto a sinistra. In alto, ricostruzione completa dello scheletro di Metaxyterium serresii, con evidenziate in rosso le parti conservate. Da notare l&#8217;ispessimentogenerale delle ossa, una condizione detta pachiostosi, adattamento utile per animali che vivono in acqua e che permette loro di migliorare la stabilit\u00e0. In basso, ricostruzione in posizione anatomica di un esemplare ottenuto da resti provenienti da diverse localit\u00e0 (indicate nell&#8217;illustrazione sotto al nome scientifico) relativamente vicine, esposto anch&#8217;esso al Museo civico di archeologia e paleontologia di Ricadi. Per saperne di pi\u00f9: Bianucci G., Carone G., Domning D.P., Landini W., Rook L. &amp; Sorbi S. (2008). Peri-Messiniandwarfing in Mediterranean Metaxytherium (Mammalia, Sirenia): evidence of habitatdegradation related to the Messinian Salinity Crisis. Garyounis Scientific Bulletin, Special Issue 5:145-157. Guido A., Marra A.C., Mastandrea A., Tosti F. &amp; Russo F. (2012). Micromorphological,geochemical, and diagenetic characterization of sirenian ribs preserved in the late Miocenepaleontological site of Cessaniti (southern Calabria, Italy). Facies, 58:179-190. Marra A.C., Carone G., Agnini C., Ghinassi M., Oms O. &amp; Rook L. (2017). Stratigraphic andchronologic framework of the upper Miocene Cessaniti Succession (Vibo Valentia, Italy). RivistaItaliana di Paleontologia e Stratigrafia, 123: 379-393. Carone G., Domning D.P. &amp; Marra A.C. (2013). New finds of Metaxytherium serresii (Mammalia:Sirenia) from the upper Miocene of Monte Poro (Calabria, Italy). Bollettino della Societ\u00e0Paleontologica Italiana, 52 : 187-196. Sorbi S., Domning D.P., Vaiani S.C. &amp; Bianucci G. (2012). Metaxytherium subapenninum (Bruno,1839) (Mammalia, Dugongidae), the latest sirenian of the Mediterranean Basin. Journal ofVertebrate Paleontology, 32: 686-707. Crediti e ringraziamenti Un sentito ringraziamento per la condivisione del materiale multimediale utilizzato in questa pagina va a Vincenzo Calzona, direttore del Museo Civico di Ricadi, e al Dottor Pierluigi Santagati dell&#8217;Universit\u00e0 della Calabria. \u00c8 vietata la riproduzione, la distribuzione e qualsiasi altro utilizzo senza preventiva autorizzazione dei titolari dei diritti. Grazie anche al Professor Adriano Guido dell&#8217;Universit\u00e0 della Calabria e alla Professoressa Antonella Cinzia Marra dell&#8217;Universit\u00e0 degli Studi di Messina per il sostegno e la collaborazione.","og_url":"https:\/\/fossiliregionali.it\/en\/metaxytherium-serresii\/","og_site_name":"Fossili Regionali","article_modified_time":"2026-08-19T10:38:04+00:00","og_image":[{"width":324,"height":439,"url":"https:\/\/fossiliregionali.it\/wp-content\/uploads\/2025\/05\/Metaxytherium-no-sfondo-e1746464058643.png","type":"image\/png"}],"twitter_card":"summary_large_image","twitter_misc":{"Estimated reading time":"8 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/fossiliregionali.it\/metaxytherium-serresii\/","url":"https:\/\/fossiliregionali.it\/metaxytherium-serresii\/","name":"Calabria - Fossili Regionali","isPartOf":{"@id":"https:\/\/fossiliregionali.it\/#website"},"primaryImageOfPage":{"@id":"https:\/\/fossiliregionali.it\/metaxytherium-serresii\/#primaryimage"},"image":{"@id":"https:\/\/fossiliregionali.it\/metaxytherium-serresii\/#primaryimage"},"thumbnailUrl":"https:\/\/fossiliregionali.it\/wp-content\/uploads\/2025\/05\/Metaxytherium-no-sfondo-e1746464058643-221x300.png","datePublished":"2024-07-31T14:10:19+00:00","dateModified":"2026-08-19T10:38:04+00:00","breadcrumb":{"@id":"https:\/\/fossiliregionali.it\/metaxytherium-serresii\/#breadcrumb"},"inLanguage":"en-GB","potentialAction":[{"@type":"ReadAction","target":["https:\/\/fossiliregionali.it\/metaxytherium-serresii\/"]}]},{"@type":"ImageObject","inLanguage":"en-GB","@id":"https:\/\/fossiliregionali.it\/metaxytherium-serresii\/#primaryimage","url":"https:\/\/fossiliregionali.it\/wp-content\/uploads\/2025\/05\/Metaxytherium-no-sfondo-e1746464058643-221x300.png","contentUrl":"https:\/\/fossiliregionali.it\/wp-content\/uploads\/2025\/05\/Metaxytherium-no-sfondo-e1746464058643-221x300.png"},{"@type":"BreadcrumbList","@id":"https:\/\/fossiliregionali.it\/metaxytherium-serresii\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/fossiliregionali.it\/"},{"@type":"ListItem","position":2,"name":"Calabria"}]},{"@type":"WebSite","@id":"https:\/\/fossiliregionali.it\/#website","url":"https:\/\/fossiliregionali.it\/","name":"Fossili Regionali initiative","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/fossiliregionali.it\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-GB"}]}},"_links":{"self":[{"href":"https:\/\/fossiliregionali.it\/en\/wp-json\/wp\/v2\/pages\/1307","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fossiliregionali.it\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/fossiliregionali.it\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/fossiliregionali.it\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fossiliregionali.it\/en\/wp-json\/wp\/v2\/comments?post=1307"}],"version-history":[{"count":123,"href":"https:\/\/fossiliregionali.it\/en\/wp-json\/wp\/v2\/pages\/1307\/revisions"}],"predecessor-version":[{"id":5867,"href":"https:\/\/fossiliregionali.it\/en\/wp-json\/wp\/v2\/pages\/1307\/revisions\/5867"}],"wp:attachment":[{"href":"https:\/\/fossiliregionali.it\/en\/wp-json\/wp\/v2\/media?parent=1307"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}