{"id":17200,"date":"2026-02-21T18:39:29","date_gmt":"2026-02-21T17:39:29","guid":{"rendered":"https:\/\/clientes.munecarusa.com\/mp\/?p=17200"},"modified":"2026-02-21T18:41:21","modified_gmt":"2026-02-21T17:41:21","slug":"grossius","status":"publish","type":"post","link":"https:\/\/clientes.munecarusa.com\/mp\/grossius\/","title":{"rendered":"Grossius"},"content":{"rendered":"<p>[et_pb_section fb_built=\u00bb1&#8243; custom_padding_last_edited=\u00bboff|phone\u00bb disabled_on=\u00bboff|off|off\u00bb admin_label=\u00bbFondo Men\u00fa\u00bb _builder_version=\u00bb4.27.2&#8243; background_color=\u00bb#ff6600&#8243; custom_margin=\u00bb0px||20px||false|false\u00bb custom_padding=\u00bb0px||0px||true|false\u00bb collapsed=\u00bbon\u00bb global_colors_info=\u00bb{}\u00bb][\/et_pb_section][et_pb_section fb_built=\u00bb1&#8243; custom_padding_last_edited=\u00bbon|phone\u00bb disabled_on=\u00bboff|off|off\u00bb admin_label=\u00bbIntroducci\u00f3n\u00bb _builder_version=\u00bb4.27.2&#8243; background_enable_color=\u00bboff\u00bb custom_margin_last_edited=\u00bboff|phone\u00bb custom_padding=\u00bb||0px||false|false\u00bb custom_padding_tablet=\u00bb27px||0px||false|false\u00bb custom_padding_phone=\u00bb37px||||false|false\u00bb collapsed=\u00bbon\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_row make_equal=\u00bbon\u00bb custom_padding_last_edited=\u00bbon|phone\u00bb _builder_version=\u00bb4.27.2&#8243; background_size=\u00bbinitial\u00bb background_position=\u00bbtop_left\u00bb background_repeat=\u00bbrepeat\u00bb custom_margin=\u00bb||||false|false\u00bb custom_padding=\u00bb||0px||false|false\u00bb custom_padding_tablet=\u00bb||0px||false|false\u00bb custom_padding_phone=\u00bb||10px||false|false\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_column type=\u00bb4_4&#8243; _builder_version=\u00bb4.16&#8243; custom_padding=\u00bb|||\u00bb global_colors_info=\u00bb{}\u00bb custom_padding__hover=\u00bb|||\u00bb][et_pb_post_title meta=\u00bboff\u00bb featured_image=\u00bboff\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb title_font=\u00bb|600||on|||||\u00bb title_text_align=\u00bbcenter\u00bb title_text_color=\u00bb#000000&#8243; title_font_size=\u00bb70px\u00bb title_letter_spacing=\u00bb1px\u00bb custom_margin=\u00bb||10px||false|false\u00bb animation_style=\u00bbslide\u00bb animation_direction=\u00bbbottom\u00bb title_font_size_tablet=\u00bb50px\u00bb title_font_size_phone=\u00bb20px\u00bb title_font_size_last_edited=\u00bbon|phone\u00bb title_text_shadow_style=\u00bbpreset1&#8243; global_colors_info=\u00bb{}\u00bb][\/et_pb_post_title][et_pb_text content_last_edited=\u00bboff|phone\u00bb _builder_version=\u00bb4.27.5&#8243; header_4_font=\u00bb|700||on|||||\u00bb header_4_text_align=\u00bbcenter\u00bb header_4_text_color=\u00bb#ff6600&#8243; header_4_font_size=\u00bb30px\u00bb header_4_line_height=\u00bb1.4em\u00bb background_size=\u00bbinitial\u00bb background_position=\u00bbtop_left\u00bb background_repeat=\u00bbrepeat\u00bb text_orientation=\u00bbjustified\u00bb animation_style=\u00bbzoom\u00bb text_font_size_last_edited=\u00bboff|phone\u00bb text_line_height_last_edited=\u00bboff|phone\u00bb header_4_font_size_tablet=\u00bb22px\u00bb header_4_font_size_phone=\u00bb11px\u00bb header_4_font_size_last_edited=\u00bbon|phone\u00bb header_4_text_shadow_style=\u00bbpreset1&#8243; global_colors_info=\u00bb{}\u00bb header_4_text_color__hover_enabled=\u00bboff|hover\u00bb text_text_color__hover_enabled=\u00bboff|desktop\u00bb]<\/p>\n<h4>Schultze, 1973<\/h4>\n<p>[\/et_pb_text][et_pb_divider color=\u00bb#999999&#8243; admin_label=\u00bbSeparador\u00bb _builder_version=\u00bb4.27.0&#8243; _module_preset=\u00bbdefault\u00bb custom_margin=\u00bb-20px||0px||false|false\u00bb custom_padding=\u00bb||||false|false\u00bb animation_style=\u00bbslide\u00bb global_colors_info=\u00bb{}\u00bb][\/et_pb_divider][\/et_pb_column][\/et_pb_row][et_pb_row admin_label=\u00bbFila\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb custom_margin=\u00bb||||false|false\u00bb custom_padding=\u00bb0px||10px||false|false\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_column type=\u00bb4_4&#8243; _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb animation_style=\u00bbzoom\u00bb sticky_limit_top=\u00bbrow\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_text content_last_edited=\u00bboff|desktop\u00bb disabled_on=\u00bboff|off|off\u00bb admin_label=\u00bbTexto\u00bb _builder_version=\u00bb4.27.5&#8243; text_text_color=\u00bb#444444&#8243; background_size=\u00bbinitial\u00bb background_position=\u00bbtop_left\u00bb background_repeat=\u00bbrepeat\u00bb text_orientation=\u00bbjustified\u00bb text_font_size_tablet=\u00bb16px\u00bb text_font_size_phone=\u00bb14px\u00bb text_font_size_last_edited=\u00bbon|phone\u00bb text_line_height_tablet=\u00bb1.7em\u00bb text_line_height_phone=\u00bb1.6em\u00bb text_line_height_last_edited=\u00bbon|phone\u00bb global_colors_info=\u00bb{}\u00bb]<\/p>\n<h2 style=\"text-align: justify;\"><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-4309 alignleft\" src=\"https:\/\/clientes.munecarusa.com\/mp\/wp-content\/uploads\/2025\/01\/margen-huella.png\" alt=\"Grossius\" width=\"30\" height=\"50\" \/><\/h2>\n<p>Grossius es un g\u00e9nero extinto de peces \u00f3seos primitivos que vivi\u00f3 durante el Dev\u00f3nico Medio, un periodo en el que los vertebrados acu\u00e1ticos experimentaban una diversificaci\u00f3n sin precedentes. Este pez pertenece al grupo de los oste\u00edctios basales, concretamente a los actinopterigios primitivos, lo que lo sit\u00faa en una posici\u00f3n evolutiva muy temprana dentro del linaje que acabar\u00eda dando lugar a la inmensa mayor\u00eda de peces modernos y, en \u00faltima instancia, a los tetr\u00e1podos. Los restos f\u00f3siles de Grossius proceden de Europa, especialmente de dep\u00f3sitos dev\u00f3nicos de Alemania, donde se han encontrado ejemplares que permiten reconstruir parcialmente su anatom\u00eda y su modo de vida. Aunque el registro f\u00f3sil es fragmentario, la informaci\u00f3n disponible revela un pez de cuerpo relativamente alargado, con un cr\u00e1neo osificado y una serie de caracter\u00edsticas que lo distinguen de otros peces contempor\u00e1neos.[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=\u00bb2_3,1_3&#8243; admin_label=\u00bbFila\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb custom_margin=\u00bb||||false|false\u00bb custom_padding=\u00bb0px||10px||false|false\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_column type=\u00bb2_3&#8243; _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb animation_style=\u00bbzoom\u00bb sticky_limit_top=\u00bbrow\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_image src=\u00bbhttps:\/\/clientes.munecarusa.com\/mp\/wp-content\/uploads\/2026\/02\/Grossius.webp\u00bb alt=\u00bbGrossius\u00bb show_in_lightbox=\u00bbon\u00bb use_overlay=\u00bbon\u00bb overlay_icon_color=\u00bb#ff6600&#8243; hover_overlay_color=\u00bbrgba(255,102,0,0.2)\u00bb align=\u00bbcenter\u00bb force_fullwidth=\u00bbon\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb custom_margin=\u00bb25px||||false|false\u00bb sticky_limit_top=\u00bbcolumn\u00bb sticky_limit_bottom=\u00bbcolumn\u00bb global_colors_info=\u00bb{}\u00bb][\/et_pb_image][et_pb_code disabled_on=\u00bboff|off|off\u00bb admin_label=\u00bbMe gusta\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb custom_margin=\u00bb-20px||||false|false\u00bb sticky_limit_bottom=\u00bbcolumn\u00bb global_colors_info=\u00bb{}\u00bb]<div class=\"et_social_networks et_social_1col et_social_slide et_social_rectangle et_social_left et_social_withcounts et_social_shortcode_0 et_social_mobile_on et_social_withnetworknames et_social_outer_dark\">\n\t\t\t\t\t<style type=\"text\/css\">.et_monarch .et_social_shortcode_0 li,.et_monarch .et_social_shortcode_0.et_social_circle ul li i.et_social_icon { background: #ff0000; } .et_monarch .et_social_shortcode_0.et_social_rounded .et_social_icons_container li:hover, .et_monarch .et_social_shortcode_0.et_social_rectangle .et_social_icons_container li:hover, .et_monarch .et_social_shortcode_0.et_social_circle .et_social_icons_container li:hover i.et_social_icon { background: #660000 !important; } .et_monarch .et_social_shortcode_0 .et_social_icons_container li:hover .et_social_icon, .et_monarch .et_social_shortcode_0 .et_social_networks .et_social_icons_container li:hover .et_social_network_label, .et_monarch .et_social_shortcode_0 .et_social_icons_container li:hover .et_social_networkname, .et_monarch .et_social_rounded.et_social_shortcode_0 .et_social_icons_container li:hover .et_social_count, .et_monarch .et_social_rectangle.et_social_shortcode_0 .et_social_icons_container li:hover .et_social_count { color: #ffffff !important; }<\/style>\n\t\t\t\t\t\n\t\t\t\t\t<ul class=\"et_social_icons_container\"><li class=\"et_social_like\">\n\t\t\t\t\t\t<a href=\"#\" class=\"et_social_follow\" data-social_name=\"like\" data-social_type=\"like\" data-post_id=\"0\" target=\"_blank\">\n\t\t\t\t\t\t\t<i class=\"et_social_icon et_social_icon_like\"><\/i>\n\t\t\t\t\t\t\t<div class=\"et_social_network_label\"><div class=\"et_social_networkname\">Me gusta<\/div><div class=\"et_social_count\">\n\t\t\t\t\t\t<span>0<\/span>\n\t\t\t\t\t\t<span class=\"et_social_count_label\">Likes<\/span>\n\t\t\t\t\t<\/div><\/div>\n\t\t\t\t\t\t\t<span class=\"et_social_overlay\"><\/span>\n\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/li><\/ul>\n\t\t\t\t<\/div>[\/et_pb_code][et_pb_post_title meta=\u00bboff\u00bb featured_image=\u00bboff\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb title_font=\u00bb|600||on|||||\u00bb title_text_align=\u00bbcenter\u00bb title_text_color=\u00bb#000000&#8243; title_font_size=\u00bb35px\u00bb title_letter_spacing=\u00bb1px\u00bb custom_margin=\u00bb||0px||false|false\u00bb animation_direction=\u00bbbottom\u00bb sticky_limit_bottom=\u00bbcolumn\u00bb title_font_size_tablet=\u00bb30px\u00bb title_font_size_phone=\u00bb20px\u00bb title_font_size_last_edited=\u00bbon|desktop\u00bb global_colors_info=\u00bb{}\u00bb][\/et_pb_post_title][et_pb_text content_last_edited=\u00bboff|phone\u00bb disabled_on=\u00bboff|off|off\u00bb admin_label=\u00bbSubt\u00edtulo\u00bb _builder_version=\u00bb4.27.5&#8243; header_2_font=\u00bb||||||||\u00bb header_3_font=\u00bb|700||on|||||\u00bb header_3_text_align=\u00bbcenter\u00bb header_3_text_color=\u00bb#444444&#8243; header_3_font_size=\u00bb30px\u00bb header_4_font=\u00bb||||||||\u00bb background_size=\u00bbinitial\u00bb background_position=\u00bbtop_left\u00bb background_repeat=\u00bbrepeat\u00bb sticky_limit_bottom=\u00bbcolumn\u00bb text_font_size_last_edited=\u00bboff|phone\u00bb text_line_height_last_edited=\u00bboff|desktop\u00bb header_2_font_size_last_edited=\u00bboff|phone\u00bb header_3_font_size_tablet=\u00bb25px\u00bb header_3_font_size_phone=\u00bb15px\u00bb header_3_font_size_last_edited=\u00bbon|phone\u00bb header_4_font_size_last_edited=\u00bboff|phone\u00bb global_colors_info=\u00bb{}\u00bb header_4_text_color__hover_enabled=\u00bboff|hover\u00bb]<\/p>\n<h3>FAUNA DEL DEV\u00d3NICO<\/h3>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=\u00bb1_3&#8243; _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb positioning=\u00bbnone\u00bb animation_style=\u00bbzoom\u00bb animation_direction=\u00bbright\u00bb sticky_limit_top=\u00bbrow\u00bb sticky_limit_bottom=\u00bbrow\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_accordion db_closeable=\u00bbon\u00bb db_initial_state=\u00bball_closed\u00bb open_toggle_text_color=\u00bb#FFFFFF\u00bb open_toggle_background_color=\u00bb#660000&#8243; closed_toggle_text_color=\u00bb#FFFFFF\u00bb closed_toggle_background_color=\u00bb#ff6600&#8243; toggle_icon=\u00bb&#x50;||divi||400&#8243; icon_color=\u00bb#FFFFFF\u00bb use_icon_font_size=\u00bbon\u00bb icon_font_size=\u00bb25px\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb toggle_text_color=\u00bb#FFFFFF\u00bb toggle_font=\u00bb|700|||||||\u00bb toggle_font_size=\u00bb22px\u00bb toggle_letter_spacing=\u00bb1px\u00bb body_font=\u00bb|600|||||||\u00bb body_text_color=\u00bb#FFFFFF\u00bb background_enable_color=\u00bboff\u00bb custom_margin=\u00bb25px||||false|false\u00bb custom_margin_tablet=\u00bb0px||||false|false\u00bb custom_margin_phone=\u00bb0px||||false|false\u00bb custom_margin_last_edited=\u00bbon|phone\u00bb sticky_limit_bottom=\u00bbcolumn\u00bb toggle_font_size_tablet=\u00bb19px\u00bb toggle_font_size_phone=\u00bb16px\u00bb toggle_font_size_last_edited=\u00bbon|phone\u00bb body_font_size_tablet=\u00bb16px\u00bb body_font_size_phone=\u00bb14px\u00bb body_font_size_last_edited=\u00bbon|phone\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_accordion_item title=\u00bbEra Geol\u00f3gica\u00bb open=\u00bbon\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb global_colors_info=\u00bb{}\u00bb]Era: Paleozoica<br \/>\nPeriodo: Dev\u00f3nico[\/et_pb_accordion_item][et_pb_accordion_item title=\u00bbDescubridor\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb global_colors_info=\u00bb{}\u00bb]Schultze, 1973[\/et_pb_accordion_item][et_pb_accordion_item title=\u00bbOrigen\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb global_colors_info=\u00bb{}\u00bb]Espa\u00f1a[\/et_pb_accordion_item][et_pb_accordion_item title=\u00bbGrupo\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb global_colors_info=\u00bb{}\u00bb]Pez[\/et_pb_accordion_item][et_pb_accordion_item title=\u00bbFamilia\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb global_colors_info=\u00bb{}\u00bb]Onychodontidae[\/et_pb_accordion_item][\/et_pb_accordion][et_pb_counters bar_bg_color=\u00bb#ff6600&#8243; _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb title_font=\u00bb|700|||||||\u00bb title_text_color=\u00bb#000000&#8243; title_font_size=\u00bb22px\u00bb title_letter_spacing=\u00bb1px\u00bb percent_font=\u00bb|600|||||||\u00bb percent_text_color=\u00bb#FFFFFF\u00bb percent_font_size=\u00bb18px\u00bb percent_letter_spacing=\u00bb1px\u00bb custom_padding=\u00bb15px||15px||true|false\u00bb sticky_limit_bottom=\u00bbcolumn\u00bb title_font_size_tablet=\u00bb19px\u00bb title_font_size_phone=\u00bb16px\u00bb title_font_size_last_edited=\u00bbon|phone\u00bb percent_font_size_tablet=\u00bb16px\u00bb percent_font_size_phone=\u00bb14px\u00bb percent_font_size_last_edited=\u00bbon|phone\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_counter percent=\u00bb2&#8243; _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb global_colors_info=\u00bb{}\u00bb]Agresividad[\/et_pb_counter][\/et_pb_counters][et_pb_number_counter title=\u00bbMillones de A\u00f1os\u00bb number=\u00bb380&#8243; percent_sign=\u00bboff\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb title_font=\u00bb|700|||||||\u00bb title_text_align=\u00bbcenter\u00bb title_text_color=\u00bb#FFFFFF\u00bb title_font_size=\u00bb22px\u00bb title_letter_spacing=\u00bb1px\u00bb number_font=\u00bb|700|||||||\u00bb number_text_color=\u00bb#FFFFFF\u00bb number_font_size=\u00bb80px\u00bb number_letter_spacing=\u00bb1px\u00bb number_line_height=\u00bb100px\u00bb background_color=\u00bb#ff6600&#8243; sticky_limit_bottom=\u00bbcolumn\u00bb title_font_size_tablet=\u00bb19px\u00bb title_font_size_phone=\u00bb16px\u00bb title_font_size_last_edited=\u00bbon|phone\u00bb number_font_size_tablet=\u00bb70px\u00bb number_font_size_phone=\u00bb60px\u00bb number_font_size_last_edited=\u00bbon|phone\u00bb global_colors_info=\u00bb{}\u00bb][\/et_pb_number_counter][et_pb_button button_url=\u00bbhttps:\/\/clientes.munecarusa.com\/mp\/fauna-devonico\/#volver\u00bb button_text=\u00bbFauna del Dev\u00f3nico\u00bb button_alignment=\u00bbleft\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb custom_button=\u00bbon\u00bb button_text_size=\u00bb22px\u00bb button_text_color=\u00bb#FFFFFF\u00bb button_bg_color=\u00bb#ff6600&#8243; button_border_radius=\u00bb0px\u00bb button_font=\u00bb|700|||||||\u00bb button_icon=\u00bb&#x24;||divi||400&#8243; custom_margin=\u00bb0px||||false|false\u00bb custom_padding=\u00bb15px||15px||true|false\u00bb sticky_limit_top=\u00bbcolumn\u00bb sticky_limit_bottom=\u00bbcolumn\u00bb button_text_size_tablet=\u00bb19px\u00bb button_text_size_phone=\u00bb16px\u00bb button_text_size_last_edited=\u00bbon|phone\u00bb button_icon_last_edited=\u00bboff|desktop\u00bb button_on_hover_phone=\u00bbon\u00bb button_on_hover_last_edited=\u00bboff|phone\u00bb custom_css_main_element=\u00bbwidth:100%;\u00bb global_colors_info=\u00bb{}\u00bb button_text_color__hover_enabled=\u00bboff|desktop\u00bb button_bg_color__hover_enabled=\u00bbon|hover\u00bb button_bg_color__hover=\u00bb#660000&#8243; button_bg_enable_color__hover=\u00bbon\u00bb][\/et_pb_button][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb custom_margin=\u00bb||||false|false\u00bb custom_padding=\u00bb30px||||false|false\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_column type=\u00bb4_4&#8243; _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb animation_style=\u00bbzoom\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_text content_last_edited=\u00bboff|desktop\u00bb disabled_on=\u00bboff|off|off\u00bb admin_label=\u00bbTexto\u00bb _builder_version=\u00bb4.27.5&#8243; text_text_color=\u00bb#444444&#8243; background_size=\u00bbinitial\u00bb background_position=\u00bbtop_left\u00bb background_repeat=\u00bbrepeat\u00bb text_orientation=\u00bbjustified\u00bb text_font_size_tablet=\u00bb16px\u00bb text_font_size_phone=\u00bb14px\u00bb text_font_size_last_edited=\u00bbon|phone\u00bb text_line_height_tablet=\u00bb1.7em\u00bb text_line_height_phone=\u00bb1.6em\u00bb text_line_height_last_edited=\u00bbon|phone\u00bb global_colors_info=\u00bb{}\u00bb]Grossius se caracteriza por poseer un cr\u00e1neo robusto y placas d\u00e9rmicas bien desarrolladas, lo que indica que manten\u00eda a\u00fan rasgos ancestrales propios de los primeros peces \u00f3seos. Su anatom\u00eda craneal muestra una combinaci\u00f3n de elementos primitivos y derivados, con huesos bien definidos que permiten identificarlo como un actinopterigio basal. La presencia de un preop\u00e9rculo y un op\u00e9rculo claramente diferenciados sugiere que ya hab\u00eda desarrollado un sistema respiratorio m\u00e1s eficiente que el de los peces sin mand\u00edbula o los placodermos, lo que le habr\u00eda permitido una mayor capacidad de ventilaci\u00f3n y un estilo de vida m\u00e1s activo. Las aletas, aunque no se conservan completamente en todos los ejemplares, muestran indicios de radios bien formados, lo que confirma su pertenencia al linaje de los peces con aletas radiadas.<\/p>\n<p>El cuerpo de Grossius probablemente era hidrodin\u00e1mico, adaptado a la nataci\u00f3n en aguas relativamente tranquilas de ambientes marinos o lagunares. Su tama\u00f1o exacto es dif\u00edcil de determinar debido a la fragmentaci\u00f3n del material f\u00f3sil, pero los restos disponibles sugieren un pez de dimensiones moderadas, posiblemente entre 15 y 30 cent\u00edmetros de longitud. La forma del cr\u00e1neo y la disposici\u00f3n de los dientes indican que era un depredador oportunista, aliment\u00e1ndose de peque\u00f1os invertebrados y quiz\u00e1 de otros peces diminutos. Los dientes, aunque no excesivamente grandes, estaban dispuestos de forma que permit\u00edan sujetar presas m\u00f3viles, lo que sugiere un comportamiento activo de caza.<\/p>\n<p>Grossius pertenece a la familia Grossiidae, un grupo de peces \u00f3seos primitivos que representa una rama temprana dentro de los actinopterigios. Esta familia se caracteriza por una serie de rasgos craneales y d\u00e9rmicos que la diferencian de otros linajes dev\u00f3nicos, como los paleonisciformes. La posici\u00f3n filogen\u00e9tica de Grossius es importante porque ayuda a comprender c\u00f3mo evolucionaron los primeros peces con aletas radiadas y c\u00f3mo se diversificaron en m\u00faltiples linajes que dominar\u00edan los ecosistemas acu\u00e1ticos durante millones de a\u00f1os. Aunque no es un pez ampliamente conocido fuera de los c\u00edrculos paleontol\u00f3gicos, su relevancia cient\u00edfica es considerable, ya que forma parte del rompecabezas evolutivo que conecta a los primeros oste\u00edctios con los peces modernos.<\/p>\n<p>Los dep\u00f3sitos dev\u00f3nicos donde se ha encontrado Grossius forman parte de un ecosistema rico en peces primitivos, placodermos, acantodios y diversos invertebrados marinos. Este entorno habr\u00eda ofrecido una gran variedad de nichos ecol\u00f3gicos, permitiendo que peces como Grossius ocuparan posiciones intermedias en la cadena tr\u00f3fica. Su morfolog\u00eda sugiere que no era un nadador extremadamente r\u00e1pido, pero s\u00ed lo suficientemente \u00e1gil como para capturar presas peque\u00f1as y evitar a los depredadores m\u00e1s grandes del Dev\u00f3nico, como los placodermos artrodiros o los primeros tiburones.<\/p>\n<p>La importancia de Grossius radica en su papel como representante temprano de los peces \u00f3seos radiados. Su anatom\u00eda proporciona pistas sobre la transici\u00f3n entre los primeros oste\u00edctios y los actinopterigios m\u00e1s avanzados, especialmente en lo referente a la estructura del cr\u00e1neo, la disposici\u00f3n de las aletas y la organizaci\u00f3n del esqueleto d\u00e9rmico. Aunque no es un f\u00f3sil tan espectacular como otros peces dev\u00f3nicos, su valor cient\u00edfico reside en los detalles anat\u00f3micos que conserva y en la informaci\u00f3n que aporta sobre la evoluci\u00f3n temprana de los vertebrados acu\u00e1ticos.<\/p>\n<p>Grossius, con su combinaci\u00f3n de rasgos primitivos y derivados, representa un momento clave en la historia evolutiva de los peces \u00f3seos. Su estudio contin\u00faa siendo fundamental para comprender c\u00f3mo surgieron y se diversificaron los actinopterigios, el grupo de vertebrados m\u00e1s diverso del planeta. A pesar de la escasez de material f\u00f3sil, cada nuevo hallazgo relacionado con este g\u00e9nero contribuye a completar la imagen de un periodo crucial en la evoluci\u00f3n de los vertebrados.[\/et_pb_text][et_pb_divider color=\u00bb#999999&#8243; admin_label=\u00bbSeparador\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb custom_margin=\u00bb||||false|false\u00bb custom_padding=\u00bb||||false|false\u00bb global_colors_info=\u00bb{}\u00bb][\/et_pb_divider][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=\u00bb1&#8243; custom_padding_last_edited=\u00bboff|desktop\u00bb admin_label=\u00bbApartados\u00bb _builder_version=\u00bb4.27.0&#8243; custom_margin=\u00bb||||false|false\u00bb custom_padding=\u00bb0px||0px||true|false\u00bb custom_padding_tablet=\u00bb||||false|false\u00bb custom_padding_phone=\u00bb||||false|false\u00bb collapsed=\u00bbon\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_row column_structure=\u00bb1_2,1_2&#8243; _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb animation_style=\u00bbslide\u00bb animation_direction=\u00bbbottom\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_column type=\u00bb1_2&#8243; _builder_version=\u00bb4.27.0&#8243; _module_preset=\u00bbdefault\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_blurb title=\u00bbERA PALEOZOICA\u00bb image=\u00bbhttps:\/\/clientes.munecarusa.com\/mp\/wp-content\/uploads\/2025\/01\/icono-0006633.png\u00bb alt=\u00bbEra Paleozoica\u00bb icon_placement=\u00bbleft\u00bb image_icon_width=\u00bb200%\u00bb content_max_width=\u00bb100%\u00bb _builder_version=\u00bb4.27.4&#8243; _module_preset=\u00bbdefault\u00bb header_level=\u00bbh3&#8243; header_font=\u00bb|700|||||||\u00bb header_text_color=\u00bb#000000&#8243; header_font_size=\u00bb28px\u00bb body_text_align=\u00bbjustify\u00bb body_text_color=\u00bb#444444&#8243; custom_margin=\u00bb||10px||false|false\u00bb header_font_size_tablet=\u00bb22px\u00bb header_font_size_phone=\u00bb15px\u00bb header_font_size_last_edited=\u00bbon|tablet\u00bb header_line_height_tablet=\u00bb\u00bb header_line_height_phone=\u00bb1.2em\u00bb header_line_height_last_edited=\u00bbon|phone\u00bb body_font_size_tablet=\u00bb16px\u00bb body_font_size_phone=\u00bb14px\u00bb body_font_size_last_edited=\u00bbon|phone\u00bb body_line_height_tablet=\u00bb1.7em\u00bb body_line_height_phone=\u00bb1.6em\u00bb body_line_height_last_edited=\u00bbon|phone\u00bb header_text_shadow_style=\u00bbpreset1&#8243; global_colors_info=\u00bb{}\u00bb]Paleozoico o tambi\u00e9n era Primaria es una divisi\u00f3n de la escala temporal geol\u00f3gica de m\u00e1s de 290 millones de a\u00f1os de duraci\u00f3n, que se inici\u00f3 hace 542 millones de a\u00f1os. y acab\u00f3 hace unos 251 millones de a\u00f1os.[\/et_pb_blurb][et_pb_button button_url=\u00bbhttps:\/\/clientes.munecarusa.com\/mp\/era-paleozoica\/\u00bb button_text=\u00bbLeer M\u00e1s&#8230;\u00bb _builder_version=\u00bb4.27.2&#8243; _module_preset=\u00bbdefault\u00bb custom_button=\u00bbon\u00bb button_text_size=\u00bb18px\u00bb button_text_color=\u00bb#FFFFFF\u00bb button_bg_color=\u00bb#006633&#8243; button_letter_spacing=\u00bb1px\u00bb button_font=\u00bb|600|||||||\u00bb button_icon=\u00bb&#x24;||divi||400&#8243; button_icon_color=\u00bb#FFFFFF\u00bb custom_margin=\u00bb|||45px|false|false\u00bb button_text_size_tablet=\u00bb16px\u00bb button_text_size_phone=\u00bb14px\u00bb button_text_size_last_edited=\u00bbon|phone\u00bb box_shadow_style=\u00bbpreset3&#8243; global_colors_info=\u00bb{}\u00bb button_text_color__hover_enabled=\u00bboff|desktop\u00bb button_bg_color__hover_enabled=\u00bbon|hover\u00bb button_bg_color__hover=\u00bb#660000&#8243; button_bg_enable_color__hover=\u00bbon\u00bb][\/et_pb_button][\/et_pb_column][et_pb_column type=\u00bb1_2&#8243; _builder_version=\u00bb4.27.0&#8243; _module_preset=\u00bbdefault\u00bb custom_padding_tablet=\u00bb20px||20px||true|false\u00bb custom_padding_phone=\u00bb20px||20px||true|false\u00bb custom_padding_last_edited=\u00bbon|tablet\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_blurb title=\u00bbPER\u00cdODO DEV\u00d3NICO\u00bb image=\u00bbhttps:\/\/clientes.munecarusa.com\/mp\/wp-content\/uploads\/2025\/01\/icono-0006633.png\u00bb alt=\u00bbPer\u00edodo Dev\u00f3nico\u00bb icon_placement=\u00bbleft\u00bb content_max_width=\u00bb100%\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb header_level=\u00bbh3&#8243; header_font=\u00bb|700||on|||||\u00bb header_text_color=\u00bb#000000&#8243; header_font_size=\u00bb28px\u00bb body_text_align=\u00bbjustify\u00bb body_text_color=\u00bb#444444&#8243; custom_margin=\u00bb||10px||false|false\u00bb header_font_size_tablet=\u00bb22px\u00bb header_font_size_phone=\u00bb15px\u00bb header_font_size_last_edited=\u00bbon|desktop\u00bb header_line_height_tablet=\u00bb\u00bb header_line_height_phone=\u00bb1.2em\u00bb header_line_height_last_edited=\u00bbon|desktop\u00bb body_font_size_tablet=\u00bb16px\u00bb body_font_size_phone=\u00bb14px\u00bb body_font_size_last_edited=\u00bbon|tablet\u00bb body_line_height_tablet=\u00bb1.7em\u00bb body_line_height_phone=\u00bb1.6em\u00bb body_line_height_last_edited=\u00bbon|tablet\u00bb header_text_shadow_style=\u00bbpreset1&#8243; global_colors_info=\u00bb{}\u00bb]Este per\u00edodo est\u00e1 dominado por el gran supercontinente de Gondwana dirigi\u00e9ndose hacia el norte, donde empezar\u00eda a formarse un segundo supercontinente que se extender\u00eda por el Ecuador.[\/et_pb_blurb][et_pb_button button_url=\u00bbhttps:\/\/clientes.munecarusa.com\/mp\/periodo-devonico\/\u00bb button_text=\u00bbLeer M\u00e1s&#8230;\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb custom_button=\u00bbon\u00bb button_text_size=\u00bb18px\u00bb button_text_color=\u00bb#FFFFFF\u00bb button_bg_color=\u00bb#006633&#8243; button_letter_spacing=\u00bb1px\u00bb button_font=\u00bb|600|||||||\u00bb button_icon=\u00bb&#x24;||divi||400&#8243; button_icon_color=\u00bb#FFFFFF\u00bb custom_margin=\u00bb|||45px|false|false\u00bb button_text_size_tablet=\u00bb16px\u00bb button_text_size_phone=\u00bb14px\u00bb button_text_size_last_edited=\u00bbon|phone\u00bb box_shadow_style=\u00bbpreset3&#8243; global_colors_info=\u00bb{}\u00bb button_text_color__hover_enabled=\u00bboff|desktop\u00bb button_bg_color__hover_enabled=\u00bbon|hover\u00bb button_bg_color__hover=\u00bb#660000&#8243; button_bg_enable_color__hover=\u00bbon\u00bb][\/et_pb_button][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=\u00bb1&#8243; disabled_on=\u00bboff|off|off\u00bb admin_label=\u00bbPie de P\u00e1gina\u00bb _builder_version=\u00bb4.27.0&#8243; _module_preset=\u00bbdefault\u00bb custom_margin=\u00bb||0px||false|false\u00bb custom_padding=\u00bb||0px||false|false\u00bb collapsed=\u00bbon\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_row column_structure=\u00bb1_3,1_3,1_3&#8243; use_custom_gutter=\u00bbon\u00bb gutter_width=\u00bb1&#8243; make_equal=\u00bbon\u00bb disabled_on=\u00bbon|on|off\u00bb admin_label=\u00bbPc\u00bb _builder_version=\u00bb4.27.0&#8243; background_size=\u00bbinitial\u00bb background_position=\u00bbtop_left\u00bb background_repeat=\u00bbrepeat\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_column type=\u00bb1_3&#8243; _builder_version=\u00bb4.16&#8243; custom_padding=\u00bb|||\u00bb global_colors_info=\u00bb{}\u00bb custom_padding__hover=\u00bb|||\u00bb][et_pb_divider color=\u00bb#999999&#8243; _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb custom_margin=\u00bb15px||||false|false\u00bb custom_padding=\u00bb||||false|false\u00bb animation_style=\u00bbslide\u00bb global_colors_info=\u00bb{}\u00bb][\/et_pb_divider][\/et_pb_column][et_pb_column type=\u00bb1_3&#8243; _builder_version=\u00bb4.16&#8243; custom_padding=\u00bb|||\u00bb global_colors_info=\u00bb{}\u00bb custom_padding__hover=\u00bb|||\u00bb][et_pb_post_title meta=\u00bboff\u00bb featured_image=\u00bboff\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb title_level=\u00bbh2&#8243; title_font=\u00bb|600||on|||||\u00bb title_text_align=\u00bbcenter\u00bb title_text_color=\u00bb#000000&#8243; title_font_size=\u00bb30px\u00bb title_letter_spacing=\u00bb1px\u00bb animation_style=\u00bbslide\u00bb animation_direction=\u00bbbottom\u00bb title_font_size_tablet=\u00bb25px\u00bb title_font_size_phone=\u00bb20px\u00bb title_font_size_last_edited=\u00bbon|phone\u00bb title_text_shadow_style=\u00bbpreset1&#8243; global_colors_info=\u00bb{}\u00bb][\/et_pb_post_title][\/et_pb_column][et_pb_column type=\u00bb1_3&#8243; _builder_version=\u00bb4.16&#8243; custom_padding=\u00bb|||\u00bb global_colors_info=\u00bb{}\u00bb custom_padding__hover=\u00bb|||\u00bb][et_pb_divider color=\u00bb#999999&#8243; _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb custom_margin=\u00bb15px||||false|false\u00bb custom_padding=\u00bb||||false|false\u00bb animation_style=\u00bbslide\u00bb global_colors_info=\u00bb{}\u00bb][\/et_pb_divider][\/et_pb_column][\/et_pb_row][et_pb_row disabled_on=\u00bboff|off|on\u00bb admin_label=\u00bbT\u00e1ble y M\u00f3vil\u00bb _builder_version=\u00bb4.27.0&#8243; background_size=\u00bbinitial\u00bb background_position=\u00bbtop_left\u00bb background_repeat=\u00bbrepeat\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_column type=\u00bb4_4&#8243; _builder_version=\u00bb4.16&#8243; custom_padding=\u00bb|||\u00bb global_colors_info=\u00bb{}\u00bb custom_padding__hover=\u00bb|||\u00bb][et_pb_post_title meta=\u00bboff\u00bb featured_image=\u00bboff\u00bb _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb title_level=\u00bbh2&#8243; title_font=\u00bb|600||on|||||\u00bb title_text_align=\u00bbcenter\u00bb title_text_color=\u00bb#000000&#8243; title_font_size=\u00bb30px\u00bb title_letter_spacing=\u00bb1px\u00bb animation_style=\u00bbslide\u00bb animation_direction=\u00bbbottom\u00bb title_font_size_tablet=\u00bb25px\u00bb title_font_size_phone=\u00bb20px\u00bb title_font_size_last_edited=\u00bbon|phone\u00bb title_text_shadow_style=\u00bbpreset1&#8243; global_colors_info=\u00bb{}\u00bb][\/et_pb_post_title][et_pb_divider color=\u00bb#999999&#8243; _builder_version=\u00bb4.27.5&#8243; _module_preset=\u00bbdefault\u00bb custom_margin=\u00bb-20px||0px||false|false\u00bb custom_padding=\u00bb||||false|false\u00bb animation_style=\u00bbslide\u00bb global_colors_info=\u00bb{}\u00bb][\/et_pb_divider][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"<p><font color=\"#ff6600\"><strong>Schultze, 1973<\/strong><\/font><\/p>\n<p>Grossius fue un pez \u00f3seo del Dev\u00f3nico Medio, conocido por su anatom\u00eda singular y su importancia evolutiva&#8230;<\/p>\n","protected":false},"author":1,"featured_media":17203,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[19],"tags":[],"class_list":["post-17200","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-fauna-del-devonico"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Grossius | El extra\u00f1o pez \u00f3seo primitivo del Dev\u00f3nico<\/title>\n<meta name=\"description\" content=\"Grossius fue un pez \u00f3seo del Dev\u00f3nico Medio, conocido por su anatom\u00eda singular y su importancia evolutiva.\" \/>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Grossius | El extra\u00f1o pez \u00f3seo primitivo del Dev\u00f3nico\" \/>\n<meta property=\"og:description\" content=\"Grossius fue un pez \u00f3seo del Dev\u00f3nico Medio, conocido por su anatom\u00eda singular y su importancia evolutiva.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/clientes.munecarusa.com\/mp\/grossius\/\" \/>\n<meta property=\"og:site_name\" content=\"Mundo Prehist\u00f3rico\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/mundoprehistorico\/\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/vicentecidgarzon\/\" \/>\n<meta property=\"article:published_time\" content=\"2026-02-21T17:39:29+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-02-21T17:41:21+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/clientes.munecarusa.com\/mp\/wp-content\/uploads\/2026\/02\/Grossius.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"900\" \/>\n\t<meta property=\"og:image:height\" content=\"600\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"Administrador Web\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@MunecaRusa_DW\" \/>\n<meta name=\"twitter:site\" content=\"@MundoPrehistori\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"Administrador Web\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tiempo de lectura\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/grossius\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/grossius\\\/\"},\"author\":{\"name\":\"Administrador Web\",\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/#\\\/schema\\\/person\\\/4b722d9514661f2c5093f5ceccd201c5\"},\"headline\":\"Grossius\",\"datePublished\":\"2026-02-21T17:39:29+00:00\",\"dateModified\":\"2026-02-21T17:41:21+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/grossius\\\/\"},\"wordCount\":3510,\"publisher\":{\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/grossius\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/wp-content\\\/uploads\\\/2026\\\/02\\\/Grossius.webp\",\"articleSection\":[\"Fauna del Dev\u00f3nico\"],\"inLanguage\":\"es\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/grossius\\\/\",\"url\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/grossius\\\/\",\"name\":\"Grossius | El extra\u00f1o pez \u00f3seo primitivo del Dev\u00f3nico\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/grossius\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/grossius\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/wp-content\\\/uploads\\\/2026\\\/02\\\/Grossius.webp\",\"datePublished\":\"2026-02-21T17:39:29+00:00\",\"dateModified\":\"2026-02-21T17:41:21+00:00\",\"description\":\"Grossius fue un pez \u00f3seo del Dev\u00f3nico Medio, conocido por su anatom\u00eda singular y su importancia evolutiva.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/grossius\\\/#breadcrumb\"},\"inLanguage\":\"es\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/grossius\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"es\",\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/grossius\\\/#primaryimage\",\"url\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/wp-content\\\/uploads\\\/2026\\\/02\\\/Grossius.webp\",\"contentUrl\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/wp-content\\\/uploads\\\/2026\\\/02\\\/Grossius.webp\",\"width\":900,\"height\":600,\"caption\":\"El extra\u00f1o pez \u00f3seo primitivo del Dev\u00f3nico\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/grossius\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Portada\",\"item\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Grossius\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/#website\",\"url\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/\",\"name\":\"Mundo Prehist\u00f3rico | La historia de la tierra contada por los dinosaurios.\",\"description\":\"La historia de la tierra contada por los dinosaurios. Portal dedicado a la prehistoria, animales extintos, f\u00f3siles, museos internacionales, la extinci\u00f3n, edad de hielo, el hombre y la paleontolog\u00eda.\",\"publisher\":{\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/#organization\"},\"alternateName\":\"Mundo Prehist\u00f3rico\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"es\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/#organization\",\"name\":\"Mundo Prehist\u00f3rico | La historia de la tierra contada por los dinosaurios.\",\"alternateName\":\"Mundo Prehist\u00f3rico\",\"url\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"es\",\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/wp-content\\\/uploads\\\/Logo-Header.png\",\"contentUrl\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/wp-content\\\/uploads\\\/Logo-Header.png\",\"width\":500,\"height\":170,\"caption\":\"Mundo Prehist\u00f3rico | La historia de la tierra contada por los dinosaurios.\"},\"image\":{\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/mundoprehistorico\\\/\",\"https:\\\/\\\/x.com\\\/MundoPrehistori\",\"https:\\\/\\\/www.instagram.com\\\/mundo_prehistorico\\\/\",\"https:\\\/\\\/es.pinterest.com\\\/mundoprehist\\\/\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/#\\\/schema\\\/person\\\/4b722d9514661f2c5093f5ceccd201c5\",\"name\":\"Administrador Web\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"es\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/9a756c1841158014b45f5a774630cca5081da1362ea566397ddc970236230ce0?s=96&d=https%3A%2F%2Fclientes.munecarusa.com%2Fmp%2Fwp-content%2Fuploads%2FMundo-Prehistorico-Avatar-Favicon.jpg&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/9a756c1841158014b45f5a774630cca5081da1362ea566397ddc970236230ce0?s=96&d=https%3A%2F%2Fclientes.munecarusa.com%2Fmp%2Fwp-content%2Fuploads%2FMundo-Prehistorico-Avatar-Favicon.jpg&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/9a756c1841158014b45f5a774630cca5081da1362ea566397ddc970236230ce0?s=96&d=https%3A%2F%2Fclientes.munecarusa.com%2Fmp%2Fwp-content%2Fuploads%2FMundo-Prehistorico-Avatar-Favicon.jpg&r=g\",\"caption\":\"Administrador Web\"},\"description\":\"Dise\u00f1o Web, aplicaciones de internet. El Casar, Guadalajara. MU\u00d1ECA RUSA\",\"sameAs\":[\"https:\\\/\\\/www.munecarusa.com\",\"https:\\\/\\\/www.facebook.com\\\/vicentecidgarzon\\\/\",\"https:\\\/\\\/www.instagram.com\\\/vicentecid.mr\\\/\",\"https:\\\/\\\/www.pinterest.es\\\/munecarusa\\\/\",\"https:\\\/\\\/x.com\\\/MunecaRusa_DW\",\"https:\\\/\\\/www.youtube.com\\\/channel\\\/UCkNk5gPAFG2tqCenCX58OxQ\"],\"url\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/author\\\/vicente\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Grossius | El extra\u00f1o pez \u00f3seo primitivo del Dev\u00f3nico","description":"Grossius fue un pez \u00f3seo del Dev\u00f3nico Medio, conocido por su anatom\u00eda singular y su importancia evolutiva.","robots":{"index":"noindex","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"og_locale":"es_ES","og_type":"article","og_title":"Grossius | El extra\u00f1o pez \u00f3seo primitivo del Dev\u00f3nico","og_description":"Grossius fue un pez \u00f3seo del Dev\u00f3nico Medio, conocido por su anatom\u00eda singular y su importancia evolutiva.","og_url":"https:\/\/clientes.munecarusa.com\/mp\/grossius\/","og_site_name":"Mundo Prehist\u00f3rico","article_publisher":"https:\/\/www.facebook.com\/mundoprehistorico\/","article_author":"https:\/\/www.facebook.com\/vicentecidgarzon\/","article_published_time":"2026-02-21T17:39:29+00:00","article_modified_time":"2026-02-21T17:41:21+00:00","og_image":[{"width":900,"height":600,"url":"https:\/\/clientes.munecarusa.com\/mp\/wp-content\/uploads\/2026\/02\/Grossius.webp","type":"image\/webp"}],"author":"Administrador Web","twitter_card":"summary_large_image","twitter_creator":"@MunecaRusa_DW","twitter_site":"@MundoPrehistori","twitter_misc":{"Escrito por":"Administrador Web","Tiempo de lectura":"5 minutos"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/clientes.munecarusa.com\/mp\/grossius\/#article","isPartOf":{"@id":"https:\/\/clientes.munecarusa.com\/mp\/grossius\/"},"author":{"name":"Administrador Web","@id":"https:\/\/clientes.munecarusa.com\/mp\/#\/schema\/person\/4b722d9514661f2c5093f5ceccd201c5"},"headline":"Grossius","datePublished":"2026-02-21T17:39:29+00:00","dateModified":"2026-02-21T17:41:21+00:00","mainEntityOfPage":{"@id":"https:\/\/clientes.munecarusa.com\/mp\/grossius\/"},"wordCount":3510,"publisher":{"@id":"https:\/\/clientes.munecarusa.com\/mp\/#organization"},"image":{"@id":"https:\/\/clientes.munecarusa.com\/mp\/grossius\/#primaryimage"},"thumbnailUrl":"https:\/\/clientes.munecarusa.com\/mp\/wp-content\/uploads\/2026\/02\/Grossius.webp","articleSection":["Fauna del Dev\u00f3nico"],"inLanguage":"es"},{"@type":"WebPage","@id":"https:\/\/clientes.munecarusa.com\/mp\/grossius\/","url":"https:\/\/clientes.munecarusa.com\/mp\/grossius\/","name":"Grossius | El extra\u00f1o pez \u00f3seo primitivo del Dev\u00f3nico","isPartOf":{"@id":"https:\/\/clientes.munecarusa.com\/mp\/#website"},"primaryImageOfPage":{"@id":"https:\/\/clientes.munecarusa.com\/mp\/grossius\/#primaryimage"},"image":{"@id":"https:\/\/clientes.munecarusa.com\/mp\/grossius\/#primaryimage"},"thumbnailUrl":"https:\/\/clientes.munecarusa.com\/mp\/wp-content\/uploads\/2026\/02\/Grossius.webp","datePublished":"2026-02-21T17:39:29+00:00","dateModified":"2026-02-21T17:41:21+00:00","description":"Grossius fue un pez \u00f3seo del Dev\u00f3nico Medio, conocido por su anatom\u00eda singular y su importancia evolutiva.","breadcrumb":{"@id":"https:\/\/clientes.munecarusa.com\/mp\/grossius\/#breadcrumb"},"inLanguage":"es","potentialAction":[{"@type":"ReadAction","target":["https:\/\/clientes.munecarusa.com\/mp\/grossius\/"]}]},{"@type":"ImageObject","inLanguage":"es","@id":"https:\/\/clientes.munecarusa.com\/mp\/grossius\/#primaryimage","url":"https:\/\/clientes.munecarusa.com\/mp\/wp-content\/uploads\/2026\/02\/Grossius.webp","contentUrl":"https:\/\/clientes.munecarusa.com\/mp\/wp-content\/uploads\/2026\/02\/Grossius.webp","width":900,"height":600,"caption":"El extra\u00f1o pez \u00f3seo primitivo del Dev\u00f3nico"},{"@type":"BreadcrumbList","@id":"https:\/\/clientes.munecarusa.com\/mp\/grossius\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Portada","item":"https:\/\/clientes.munecarusa.com\/mp\/"},{"@type":"ListItem","position":2,"name":"Grossius"}]},{"@type":"WebSite","@id":"https:\/\/clientes.munecarusa.com\/mp\/#website","url":"https:\/\/clientes.munecarusa.com\/mp\/","name":"Mundo Prehist\u00f3rico | La historia de la tierra contada por los dinosaurios.","description":"La historia de la tierra contada por los dinosaurios. Portal dedicado a la prehistoria, animales extintos, f\u00f3siles, museos internacionales, la extinci\u00f3n, edad de hielo, el hombre y la paleontolog\u00eda.","publisher":{"@id":"https:\/\/clientes.munecarusa.com\/mp\/#organization"},"alternateName":"Mundo Prehist\u00f3rico","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/clientes.munecarusa.com\/mp\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"es"},{"@type":"Organization","@id":"https:\/\/clientes.munecarusa.com\/mp\/#organization","name":"Mundo Prehist\u00f3rico | La historia de la tierra contada por los dinosaurios.","alternateName":"Mundo Prehist\u00f3rico","url":"https:\/\/clientes.munecarusa.com\/mp\/","logo":{"@type":"ImageObject","inLanguage":"es","@id":"https:\/\/clientes.munecarusa.com\/mp\/#\/schema\/logo\/image\/","url":"https:\/\/clientes.munecarusa.com\/mp\/wp-content\/uploads\/Logo-Header.png","contentUrl":"https:\/\/clientes.munecarusa.com\/mp\/wp-content\/uploads\/Logo-Header.png","width":500,"height":170,"caption":"Mundo Prehist\u00f3rico | La historia de la tierra contada por los dinosaurios."},"image":{"@id":"https:\/\/clientes.munecarusa.com\/mp\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/mundoprehistorico\/","https:\/\/x.com\/MundoPrehistori","https:\/\/www.instagram.com\/mundo_prehistorico\/","https:\/\/es.pinterest.com\/mundoprehist\/"]},{"@type":"Person","@id":"https:\/\/clientes.munecarusa.com\/mp\/#\/schema\/person\/4b722d9514661f2c5093f5ceccd201c5","name":"Administrador Web","image":{"@type":"ImageObject","inLanguage":"es","@id":"https:\/\/secure.gravatar.com\/avatar\/9a756c1841158014b45f5a774630cca5081da1362ea566397ddc970236230ce0?s=96&d=https%3A%2F%2Fclientes.munecarusa.com%2Fmp%2Fwp-content%2Fuploads%2FMundo-Prehistorico-Avatar-Favicon.jpg&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/9a756c1841158014b45f5a774630cca5081da1362ea566397ddc970236230ce0?s=96&d=https%3A%2F%2Fclientes.munecarusa.com%2Fmp%2Fwp-content%2Fuploads%2FMundo-Prehistorico-Avatar-Favicon.jpg&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/9a756c1841158014b45f5a774630cca5081da1362ea566397ddc970236230ce0?s=96&d=https%3A%2F%2Fclientes.munecarusa.com%2Fmp%2Fwp-content%2Fuploads%2FMundo-Prehistorico-Avatar-Favicon.jpg&r=g","caption":"Administrador Web"},"description":"Dise\u00f1o Web, aplicaciones de internet. El Casar, Guadalajara. MU\u00d1ECA RUSA","sameAs":["https:\/\/www.munecarusa.com","https:\/\/www.facebook.com\/vicentecidgarzon\/","https:\/\/www.instagram.com\/vicentecid.mr\/","https:\/\/www.pinterest.es\/munecarusa\/","https:\/\/x.com\/MunecaRusa_DW","https:\/\/www.youtube.com\/channel\/UCkNk5gPAFG2tqCenCX58OxQ"],"url":"https:\/\/clientes.munecarusa.com\/mp\/author\/vicente\/"}]}},"_links":{"self":[{"href":"https:\/\/clientes.munecarusa.com\/mp\/wp-json\/wp\/v2\/posts\/17200","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/clientes.munecarusa.com\/mp\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/clientes.munecarusa.com\/mp\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/clientes.munecarusa.com\/mp\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/clientes.munecarusa.com\/mp\/wp-json\/wp\/v2\/comments?post=17200"}],"version-history":[{"count":6,"href":"https:\/\/clientes.munecarusa.com\/mp\/wp-json\/wp\/v2\/posts\/17200\/revisions"}],"predecessor-version":[{"id":17209,"href":"https:\/\/clientes.munecarusa.com\/mp\/wp-json\/wp\/v2\/posts\/17200\/revisions\/17209"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/clientes.munecarusa.com\/mp\/wp-json\/wp\/v2\/media\/17203"}],"wp:attachment":[{"href":"https:\/\/clientes.munecarusa.com\/mp\/wp-json\/wp\/v2\/media?parent=17200"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/clientes.munecarusa.com\/mp\/wp-json\/wp\/v2\/categories?post=17200"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/clientes.munecarusa.com\/mp\/wp-json\/wp\/v2\/tags?post=17200"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}