{"id":8841,"date":"2025-11-21T10:05:22","date_gmt":"2025-11-21T09:05:22","guid":{"rendered":"https:\/\/clientes.munecarusa.com\/mp\/?p=8841"},"modified":"2026-02-18T02:07:40","modified_gmt":"2026-02-18T01:07:40","slug":"aysheaia","status":"publish","type":"post","link":"https:\/\/clientes.munecarusa.com\/mp\/aysheaia\/","title":{"rendered":"Aysheaia"},"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=\u00bb4.27.4&#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=\u00bb4.27.4&#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>Walcott, 1911<\/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 _builder_version=\u00bb4.27.2&#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=\u00bb4.27.2&#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 hover_enabled=\u00bb0&#8243; 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 sticky_enabled=\u00bb0&#8243;]<\/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=\"Aysheaia\" width=\"30\" height=\"50\" \/><\/h2>\n<p>Aysheaia es un g\u00e9nero extinto de lob\u00f3podos xenusios, animales de cuerpo blando y aspecto similar al de una oruga, provistos de ap\u00e9ndices locomotores pareados (lob\u00f3podos). Su longitud variaba entre 1 y 6 cm. El nombre del g\u00e9nero conmemora la cima del monte Ayesha, al norte del glaciar Wapta, un gui\u00f1o geogr\u00e1fico y literario t\u00edpico de la \u00e9poca de Walcott.[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=\u00bb2_3,1_3&#8243; _builder_version=\u00bb4.27.2&#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=\u00bb4.27.2&#8243; _module_preset=\u00bbdefault\u00bb animation_style=\u00bbzoom\u00bb global_colors_info=\u00bb{}\u00bb][et_pb_image src=\u00bbhttps:\/\/clientes.munecarusa.com\/mp\/wp-content\/uploads\/2025\/11\/Aysheaia.webp\u00bb alt=\u00bbAysheaia\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=\u00bb4.27.4&#8243; _module_preset=\u00bbdefault\u00bb custom_margin=\u00bb25px||||false|false\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=\u00bb4.27.4&#8243; _module_preset=\u00bbdefault\u00bb custom_margin=\u00bb-20px||||false|false\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=\u00bb4.27.4&#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 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=\u00bb4.27.4&#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 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 C\u00c1MBRICO<\/h3>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=\u00bb1_3&#8243; _builder_version=\u00bb4.27.2&#8243; _module_preset=\u00bbdefault\u00bb animation_style=\u00bbslide\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 hover_enabled=\u00bb0&#8243; 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_module_preset=\u00bbdefault\u00bb global_colors_info=\u00bb{}\u00bb open=\u00bboff\u00bb]Canad\u00e1[\/et_pb_accordion_item][et_pb_accordion_item title=\u00bbGrupo\u00bb _builder_version=\u00bb4.27.4&#8243; _module_preset=\u00bbdefault\u00bb global_colors_info=\u00bb{}\u00bb open=\u00bboff\u00bb]Invertebrado[\/et_pb_accordion_item][et_pb_accordion_item title=\u00bbFamilia\u00bb _builder_version=\u00bb4.27.4&#8243; _module_preset=\u00bbdefault\u00bb global_colors_info=\u00bb{}\u00bb open=\u00bboff\u00bb]Aysheaiidae[\/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 hover_enabled=\u00bb0&#8243; 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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 animation_style=\u00bbzoom\u00bb hover_enabled=\u00bb0&#8243; global_colors_info=\u00bb{}\u00bb sticky_enabled=\u00bb0&#8243;][et_pb_column type=\u00bb4_4&#8243; _builder_version=\u00bb4.27.2&#8243; _module_preset=\u00bbdefault\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 hover_enabled=\u00bb0&#8243; 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 sticky_enabled=\u00bb0&#8243;]Aysheaia ten\u00eda el cuerpo dividido en diez segmentos, cada uno con un par de lob\u00f3podos anillados y espinosos. En la cabeza pose\u00eda un par de ap\u00e9ndices prensiles y seis peque\u00f1as proyecciones alrededor de la boca, probablemente estructuras sensoriales o auxiliares para manipular alimento. No se ha detectado ning\u00fan aparato mandibular. Cada lob\u00f3podo terminaba en seis peque\u00f1as garras curvadas, ideales para aferrarse a superficies irregulares.<\/p>\n<p>Bas\u00e1ndose en la asociaci\u00f3n de sus f\u00f3siles con restos de esponjas, se supone que estas formaban parte de su dieta y que pudieron servirle de protecci\u00f3n frente a depredadores. Aysheaia probablemente usaba sus garras para sujetarse a las esponjas, desplaz\u00e1ndose por ellas con facilidad. Esta relaci\u00f3n ecol\u00f3gica lo convierte en uno de los primeros ejemplos conocidos de interacci\u00f3n entre animales y por\u00edferos.<\/p>\n<p>A diferencia de muchas formas del C\u00e1mbrico cuyas afinidades evolutivas son enigm\u00e1ticas, Aysheaia muestra una notable similitud con los onic\u00f3foros modernos, aunque estos \u00faltimos son terrestres y poseen mand\u00edbulas y antenas. Esta semejanza ha llevado a considerarlo un posible miembro del linaje basal que dio origen tanto a los onic\u00f3foros como a los artr\u00f3podos.<\/p>\n<p>Se han encontrado f\u00f3siles de Aysheaia en el C\u00e1mbrico medio del Burgess Shale, en la Columbia Brit\u00e1nica, y en la Formaci\u00f3n Wheeler en Utah. Tambi\u00e9n se han identificado formas similares en las pizarras Maotianshan de China, del C\u00e1mbrico inferior. En la capa Greater Phyllopod del Burgess Shale se conocen 20 ejemplares, que representan el 2% de la comunidad. Adem\u00e1s, existen otros 19 ejemplares de A. pedunculata, mientras que A. prolata es la especie identificada en la Formaci\u00f3n Wheeler.<\/p>\n<p>Walcott describi\u00f3 Aysheaia en 1911 dentro de un estudio sobre gusanos an\u00e9lidos. Su interpretaci\u00f3n inicial asum\u00eda la existencia de una cabeza no preservada para justificar su afinidad con los poliquetos. Sin embargo, pronto llam\u00f3 la atenci\u00f3n el parecido del organismo con los onic\u00f3foros, una idea respaldada por investigadores de las d\u00e9cadas de 1920 y 1930. Aunque reconoc\u00edan la similitud, tambi\u00e9n se\u00f1alaban que Aysheaia no encajaba completamente en el rango morfol\u00f3gico de los onic\u00f3foros actuales, por lo que algunos propusieron asignarlo a un filo propio.<\/p>\n<p>La afinidad onicoforana fue la interpretaci\u00f3n dominante hasta finales de la d\u00e9cada de 1970, cuando Harry Whittington realiz\u00f3 una redescripci\u00f3n exhaustiva del f\u00f3sil. Whittington lo relacion\u00f3 con el linaje de los tard\u00edgrados, siguiendo ideas propuestas por Delle Cave y Simonetta. Su an\u00e1lisis situaba a Aysheaia en el grupo troncal de Tardigrada + Onychophora, en un momento en que ambos filos se consideraban parte de un conjunto polifil\u00e9tico dentro de los artr\u00f3podos. Tambi\u00e9n se plante\u00f3 una posible relaci\u00f3n con Xenusion, aunque en ese momento las afinidades de este grupo eran inciertas y se hab\u00eda sugerido incluso una conexi\u00f3n con los rangeomorfos.<\/p>\n<p>La respuesta a la redescripci\u00f3n de Whittington gener\u00f3 tres corrientes principales. Una, liderada por Bergstr\u00f6m, minimizaba las similitudes con los onic\u00f3foros y enfatizaba los rasgos tard\u00edgrados. Otra, siguiendo a Simonetta y Delle Cave, reconoc\u00eda un grupo de lob\u00f3podos que inclu\u00eda a onic\u00f3foros, tard\u00edgrados y Aysheaia, con caracter\u00edsticas intermedias. Robison, por su parte, interpret\u00f3 a los onic\u00f3foros como grupo hermano de los artr\u00f3podos y ubic\u00f3 a Aysheaia en el grupo troncal de los onic\u00f3foros, en un tax\u00f3n denominado Protonychophora, caracterizado por la ausencia de ojos, mand\u00edbulas, antenas y gl\u00e1ndulas mucosas, as\u00ed como por la morfolog\u00eda de la boca y la parte posterior del cuerpo.<\/p>\n<p>Investigaciones posteriores, especialmente en yacimientos chinos, aportaron m\u00e1s material de Xenusion y formas afines. Con la revoluci\u00f3n clad\u00edstica de la d\u00e9cada de 1990, Aysheaia y sus parientes fueron reconocidos como ramas tempranas del linaje que condujo tanto a los artr\u00f3podos como a los onic\u00f3foros.<\/p>\n<p>Desde una perspectiva distinta, Graham Budd argument\u00f3 que no existen caracter\u00edsticas que excluyan a Aysheaia de los artr\u00f3podos. Seg\u00fan \u00e9l, podr\u00eda ser prematuro asignarlo a los onic\u00f3foros, ya que carece de rasgos distintivos del grupo corona. Budd propuso que los organismos similares a Aysheaia representan un grado parafil\u00e9tico del cual evolucionaron tanto los onic\u00f3foros como los artr\u00f3podos modernos. El primer par de ap\u00e9ndices especializados de Aysheaia podr\u00eda corresponder a los ap\u00e9ndices frontales de los dinocar\u00eddidos, lo que lo situar\u00eda cerca de este clado.<\/p>\n<p>El nombre del g\u00e9nero conmemora un pico monta\u00f1oso llamado \u201cAyesha\u201d, situado al norte del glaciar Wapta. Originalmente llamado Aysha en los mapas de 1904, fue renombrado en honor a la protagonista de la novela She, de Rider Haggard, publicada en 1887.<\/p>\n<p>Aysheaia, con su mezcla de rasgos primitivos y avanzados, representa una pieza clave para entender la evoluci\u00f3n temprana de los panartr\u00f3podos y la diversidad de formas experimentales que caracteriz\u00f3 al C\u00e1mbrico. 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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|phone\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]Un gran s\u00faper continente Gondwana, se localiza al sur del planeta con tres \u00fanicos continentes, Siberia, B\u00e1ltica y Laurentia, se desplazan hacia el norte. 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