{"id":1,"date":"2024-08-12T13:34:22","date_gmt":"2024-08-12T11:34:22","guid":{"rendered":"https:\/\/clientes.munecarusa.com\/mp\/?p=1"},"modified":"2026-02-18T01:50:57","modified_gmt":"2026-02-18T00:50:57","slug":"nectocaris","status":"publish","type":"post","link":"https:\/\/clientes.munecarusa.com\/mp\/nectocaris\/","title":{"rendered":"Nectocaris"},"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>Conway Morris, 1976<\/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=\"Nectocaris\" width=\"30\" height=\"50\" \/><\/h2>\n<p>Nectocaris pteryx es un g\u00e9nero y especie extintos de un organismo marino extremadamente primitivo, interpretado hoy como un posible cefal\u00f3podo basal, hallado en el Burgess Shale (Canad\u00e1) y datado en el C\u00e1mbrico Medio, hace unos 500 millones de a\u00f1os. Su anatom\u00eda, sorprendentemente sofisticada para una criatura tan antigua, lo ha convertido en uno de los f\u00f3siles m\u00e1s debatidos y enigm\u00e1ticos del registro c\u00e1mbrico. Nectocaris pose\u00eda un cuerpo aplanado, de contorno romboidal, que recordaba la forma de una cometa o una raya estilizada. A lo largo de sus flancos se extend\u00edan dos amplias aletas musculadas y estriadas, que probablemente utilizaba para maniobrar con agilidad en la columna de agua.[\/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\/2024\/08\/Nectocaris.webp\u00bb alt=\u00bbNectocaris\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; global_colors_info=\u00bb{}\u00bb custom_margin_last_edited=\u00bbon|tablet\u00bb custom_margin=\u00bb25px||||false|false\u00bb sticky_enabled=\u00bb0&#8243; custom_margin_tablet=\u00bb0px||||false|false\u00bb toggle_font_size_last_edited=\u00bbon|phone\u00bb toggle_font_size_tablet=\u00bb19px\u00bb toggle_font_size_phone=\u00bb16px\u00bb body_font_size_last_edited=\u00bbon|phone\u00bb body_font_size_tablet=\u00bb16px\u00bb body_font_size_phone=\u00bb14px\u00bb custom_margin_phone=\u00bb0px||||false|false\u00bb][et_pb_accordion_item title=\u00bbEra Geol\u00f3gica\u00bb open=\u00bbon\u00bb _builder_version=\u00bb4.27.4&#8243; _module_preset=\u00bbdefault\u00bb global_colors_info=\u00bb{}\u00bb]Era: Paleozoica<br \/>\nPeriodo: C\u00e1mbrico[\/et_pb_accordion_item][et_pb_accordion_item title=\u00bbDescubridor\u00bb _builder_version=\u00bb4.27.4&#8243; _module_preset=\u00bbdefault\u00bb global_colors_info=\u00bb{}\u00bb open=\u00bboff\u00bb]Conway Morris, 1976[\/et_pb_accordion_item][et_pb_accordion_item title=\u00bbOrigen\u00bb _builder_version=\u00bb4.27.4&#8243; _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=\u00bb4.27.2&#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]Nectocarididae[\/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; global_colors_info=\u00bb{}\u00bb title_font_size_last_edited=\u00bbon|phone\u00bb sticky_enabled=\u00bb0&#8243; title_font_size_tablet=\u00bb19px\u00bb title_font_size_phone=\u00bb16px\u00bb percent_font_size_last_edited=\u00bbon|phone\u00bb percent_font_size_tablet=\u00bb16px\u00bb percent_font_size_phone=\u00bb14px\u00bb][et_pb_counter percent=\u00bb7&#8243; _builder_version=\u00bb4.27.2&#8243; _module_preset=\u00bbdefault\u00bb global_colors_info=\u00bb{}\u00bb bar_background_color_default=\u00bb#ff6600&#8243; use_percentages=\u00bbon\u00bb]Agresividad[\/et_pb_counter][\/et_pb_counters][et_pb_number_counter title=\u00bbMillones de A\u00f1os\u00bb number=\u00bb500&#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; hover_enabled=\u00bb0&#8243; global_colors_info=\u00bb{}\u00bb title_font_size_last_edited=\u00bbon|phone\u00bb sticky_enabled=\u00bb0&#8243; title_font_size_tablet=\u00bb19px\u00bb title_font_size_phone=\u00bb16px\u00bb number_font_size_last_edited=\u00bbon|phone\u00bb number_font_size_tablet=\u00bb70px\u00bb number_font_size_phone=\u00bb60px\u00bb][\/et_pb_number_counter][et_pb_button button_url=\u00bbhttps:\/\/clientes.munecarusa.com\/mp\/fauna-cambrico\/#volver\u00bb button_text=\u00bbFauna del C\u00e1mbrico\u00bb button_alignment=\u00bbleft\u00bb _builder_version=\u00bb4.27.4&#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 hover_enabled=\u00bb0&#8243; 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 sticky_enabled=\u00bb0&#8243;][\/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;]Su cabeza, peque\u00f1a y estrecha, estaba equipada con dos ojos prominentes y un par de tent\u00e1culos flexibles, adem\u00e1s de un sif\u00f3n m\u00f3vil que se proyectaba hacia delante. La agudeza visual de Nectocaris se ha comparado con la del moderno Nautilus si carec\u00eda de cristalino, o con la de los calamares si lo pose\u00eda. Esta capacidad visual sugiere que era un animal activo, capaz de detectar presas o carro\u00f1a en un entorno marino complejo.<\/p>\n<p>Internamente, Nectocaris contaba con una c\u00e1mara longitudinal situada a lo largo de su eje de simetr\u00eda, donde alojaba un par de branquias. Esta cavidad estaba cerrada por potentes m\u00fasculos, visibles en los f\u00f3siles como bloques oscuros en ejemplares preservados lateralmente. Su fisiolog\u00eda indica que formaba parte del necton c\u00e1mbrico, es decir, animales nadadores activos. Su papel ecol\u00f3gico probablemente era doble: depredador oportunista y carro\u00f1ero, un nicho similar al de los cefal\u00f3podos modernos.<\/p>\n<p>Aunque se han encontrado f\u00f3siles de Nectocaris en rocas de edades ligeramente diferentes \u2014unos 20 millones de a\u00f1os de variaci\u00f3n\u2014 en Canad\u00e1, China y Australia, no se observan diferencias significativas en tama\u00f1o o anatom\u00eda. Durante d\u00e9cadas se consider\u00f3 que exist\u00edan tres g\u00e9neros distintos dentro de los llamados nectoc\u00e1ridos, pero estudios recientes han demostrado que Petalilium latus y Vetustovermis planus son probablemente sin\u00f3nimos de Nectocaris pteryx. Actualmente se reconocen dos morfotipos: uno peque\u00f1o, de unos 2,5 cm, y otro cuatro veces mayor, de unos 10 cm, id\u00e9nticos en estructura. La interpretaci\u00f3n de esta diferencia de tama\u00f1o sigue siendo controvertida: podr\u00eda tratarse de dimorfismo sexual, fases ontogen\u00e9ticas o incluso dos especies distintas.<\/p>\n<p>La peculiar forma del sif\u00f3n de Nectocaris ha generado numerosas hip\u00f3tesis. Una de ellas suger\u00eda que funcionaba como una prob\u00f3scide reversible, pero los estudios detallados no apoyan esta idea. La interpretaci\u00f3n m\u00e1s aceptada es que el sif\u00f3n actuaba como un \u00f3rgano de propulsi\u00f3n por chorro, permitiendo al animal desplazarse mediante un flujo continuo de agua dirigido hacia las branquias internas. Esta capacidad lo acercar\u00eda funcionalmente a los cefal\u00f3podos modernos, aunque su morfolog\u00eda carece de concha o estructuras mineralizadas.<\/p>\n<p>La afinidad evolutiva de Nectocaris ha sido objeto de intensos debates. Durante d\u00e9cadas fue considerado un enigma sin resolver. La evidencia acumulada sugiere una relaci\u00f3n con los cefal\u00f3podos, pero no existe consenso absoluto. La interpretaci\u00f3n dominante lo considera un cefal\u00f3podo primigenio, con rasgos que recuerdan a los coleoideos modernos, aunque no se descarta que estas similitudes sean fruto de evoluci\u00f3n convergente. Otros investigadores han propuesto que podr\u00eda estar relacionado con los anomaloc\u00e1ridos y el grupo Dinocarida, dada la ausencia de concha y ciertos rasgos compartidos.<\/p>\n<p>Charles Doolittle Walcott, descubridor del Burgess Shale, fotografi\u00f3 el f\u00f3sil en la primera d\u00e9cada del siglo XX, pero nunca lo estudi\u00f3 formalmente. No fue descrito hasta 1976 por Simon Conway Morris, quien, con un \u00fanico ejemplar y sin contraparte, no pudo determinar su filiaci\u00f3n taxon\u00f3mica. El nombre Nectocaris \u2014\u201ccamar\u00f3n nadador\u201d\u2014 refleja la confusi\u00f3n inicial: Morris lo interpret\u00f3 como una criatura quim\u00e9rica, con una cabeza semejante a la de un artr\u00f3podo y un cuerpo que recordaba a un cordado primitivo. Stephen Jay Gould lo describi\u00f3 incluso como poseedor de ojos pedunculados, reforzando la idea de un animal h\u00edbrido.<\/p>\n<p>En 2010, Martin Smith y Jean-Bernard Caron analizaron 91 ejemplares de Nectocaris pteryx, lo que permiti\u00f3 reinterpretar su anatom\u00eda con mayor precisi\u00f3n. Concluyeron que se trataba de un cefal\u00f3podo temprano, con dos tent\u00e1culos en lugar de los m\u00faltiples brazos de los modernos, y que nadaba mediante dos grandes aletas laterales. Esta reinterpretaci\u00f3n oblig\u00f3 a revisar profundamente las teor\u00edas sobre el origen de los cefal\u00f3podos, ya que Nectocaris carece de concha, lo que sugiere que los primeros cefal\u00f3podos pudieron haber sido animales blandos y no conch\u00edferos, como se cre\u00eda tradicionalmente.<\/p>\n<p>Sin embargo, algunos especialistas sostienen que la afinidad cefalop\u00f3dica no est\u00e1 demostrada y que los rasgos compartidos podr\u00edan ser convergentes. La ausencia de estructuras mineralizadas, la forma del sif\u00f3n y ciertos detalles de la musculatura podr\u00edan situarlo m\u00e1s cerca de los anomaloc\u00e1ridos o de un linaje basal a\u00fan no reconocido. Para estos investigadores, Nectocaris sigue siendo un f\u00f3sil problem\u00e1tico cuya posici\u00f3n filogen\u00e9tica permanece abierta.<\/p>\n<p>A pesar de las controversias, Nectocaris pteryx es hoy uno de los organismos m\u00e1s fascinantes del C\u00e1mbrico. Su combinaci\u00f3n de rasgos \u2014tent\u00e1culos, sif\u00f3n, aletas laterales, branquias internas, cuerpo blando y simetr\u00eda bilateral clara\u2014 lo convierte en una pieza clave para comprender la evoluci\u00f3n temprana de los animales nadadores y el origen de los grandes linajes marinos modernos.[\/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||||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=\u00bb4.27.2&#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 C\u00c1MBRICO\u00bb image=\u00bbhttps:\/\/clientes.munecarusa.com\/mp\/wp-content\/uploads\/2025\/01\/icono-0006633.png\u00bb alt=\u00bbPeriodo C\u00e1mbrico\u00bb icon_placement=\u00bbleft\u00bb content_max_width=\u00bb100%\u00bb _builder_version=\u00bb4.27.4&#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|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. Gondwana comenz\u00f3 la deriva hacia el Polo Sur.[\/et_pb_blurb][et_pb_button button_url=\u00bbhttps:\/\/clientes.munecarusa.com\/mp\/periodo-cambrico\/\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_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=\u00bb4.27.0&#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=\u00bb4.27.0&#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=\u00bb4.27.0&#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=\u00bb4.27.0&#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=\u00bb4.27.0&#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_section]<\/p>\n","protected":false},"excerpt":{"rendered":"<p><font color=\"#ff6600\"><strong>Conway Morris, 1976<\/strong><\/font><\/p>\n<p>Nectocaris pteryx es un cefal\u00f3podo muy primitivo, que data del C\u00e1mbrico Medio, hace unos 500 millones de a\u00f1os&#8230;<\/p>\n","protected":false},"author":1,"featured_media":8876,"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":[11],"tags":[],"class_list":["post-1","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-fauna-del-cambrico"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Nectocaris | Un primitivo cefal\u00f3podo, con dos tent\u00e1culos<\/title>\n<meta name=\"description\" content=\"Nectocaris pteryx es un cefal\u00f3podo muy primitivo, que data del C\u00e1mbrico Medio, hace unos 500 millones de a\u00f1os.\" \/>\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=\"Nectocaris | Un primitivo cefal\u00f3podo, con dos tent\u00e1culos\" \/>\n<meta property=\"og:description\" content=\"Nectocaris pteryx es un cefal\u00f3podo muy primitivo, que data del C\u00e1mbrico Medio, hace unos 500 millones de a\u00f1os.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/clientes.munecarusa.com\/mp\/nectocaris\/\" \/>\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=\"2024-08-12T11:34:22+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-02-18T00:50:57+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/clientes.munecarusa.com\/mp\/wp-content\/uploads\/2024\/08\/Nectocaris.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=\"6 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/nectocaris\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/nectocaris\\\/\"},\"author\":{\"name\":\"Administrador Web\",\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/#\\\/schema\\\/person\\\/4b722d9514661f2c5093f5ceccd201c5\"},\"headline\":\"Nectocaris\",\"datePublished\":\"2024-08-12T11:34:22+00:00\",\"dateModified\":\"2026-02-18T00:50:57+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/nectocaris\\\/\"},\"wordCount\":3622,\"publisher\":{\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/nectocaris\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/wp-content\\\/uploads\\\/2024\\\/08\\\/Nectocaris.webp\",\"articleSection\":[\"Fauna del C\u00e1mbrico\"],\"inLanguage\":\"es\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/nectocaris\\\/\",\"url\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/nectocaris\\\/\",\"name\":\"Nectocaris | Un primitivo cefal\u00f3podo, con dos tent\u00e1culos\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/nectocaris\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/nectocaris\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/wp-content\\\/uploads\\\/2024\\\/08\\\/Nectocaris.webp\",\"datePublished\":\"2024-08-12T11:34:22+00:00\",\"dateModified\":\"2026-02-18T00:50:57+00:00\",\"description\":\"Nectocaris pteryx es un cefal\u00f3podo muy primitivo, que data del C\u00e1mbrico Medio, hace unos 500 millones de a\u00f1os.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/nectocaris\\\/#breadcrumb\"},\"inLanguage\":\"es\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/nectocaris\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"es\",\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/nectocaris\\\/#primaryimage\",\"url\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/wp-content\\\/uploads\\\/2024\\\/08\\\/Nectocaris.webp\",\"contentUrl\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/wp-content\\\/uploads\\\/2024\\\/08\\\/Nectocaris.webp\",\"width\":900,\"height\":600,\"caption\":\"Un primitivo cefal\u00f3podo, con dos tent\u00e1culos\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/nectocaris\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Portada\",\"item\":\"https:\\\/\\\/clientes.munecarusa.com\\\/mp\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Nectocaris\"}]},{\"@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":"Nectocaris | Un primitivo cefal\u00f3podo, con dos tent\u00e1culos","description":"Nectocaris pteryx es un cefal\u00f3podo muy primitivo, que data del C\u00e1mbrico Medio, hace unos 500 millones de a\u00f1os.","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":"Nectocaris | Un primitivo cefal\u00f3podo, con dos tent\u00e1culos","og_description":"Nectocaris pteryx es un cefal\u00f3podo muy primitivo, que data del C\u00e1mbrico Medio, hace unos 500 millones de a\u00f1os.","og_url":"https:\/\/clientes.munecarusa.com\/mp\/nectocaris\/","og_site_name":"Mundo Prehist\u00f3rico","article_publisher":"https:\/\/www.facebook.com\/mundoprehistorico\/","article_author":"https:\/\/www.facebook.com\/vicentecidgarzon\/","article_published_time":"2024-08-12T11:34:22+00:00","article_modified_time":"2026-02-18T00:50:57+00:00","og_image":[{"width":900,"height":600,"url":"https:\/\/clientes.munecarusa.com\/mp\/wp-content\/uploads\/2024\/08\/Nectocaris.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":"6 minutos"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/clientes.munecarusa.com\/mp\/nectocaris\/#article","isPartOf":{"@id":"https:\/\/clientes.munecarusa.com\/mp\/nectocaris\/"},"author":{"name":"Administrador Web","@id":"https:\/\/clientes.munecarusa.com\/mp\/#\/schema\/person\/4b722d9514661f2c5093f5ceccd201c5"},"headline":"Nectocaris","datePublished":"2024-08-12T11:34:22+00:00","dateModified":"2026-02-18T00:50:57+00:00","mainEntityOfPage":{"@id":"https:\/\/clientes.munecarusa.com\/mp\/nectocaris\/"},"wordCount":3622,"publisher":{"@id":"https:\/\/clientes.munecarusa.com\/mp\/#organization"},"image":{"@id":"https:\/\/clientes.munecarusa.com\/mp\/nectocaris\/#primaryimage"},"thumbnailUrl":"https:\/\/clientes.munecarusa.com\/mp\/wp-content\/uploads\/2024\/08\/Nectocaris.webp","articleSection":["Fauna del C\u00e1mbrico"],"inLanguage":"es"},{"@type":"WebPage","@id":"https:\/\/clientes.munecarusa.com\/mp\/nectocaris\/","url":"https:\/\/clientes.munecarusa.com\/mp\/nectocaris\/","name":"Nectocaris | Un primitivo cefal\u00f3podo, con dos tent\u00e1culos","isPartOf":{"@id":"https:\/\/clientes.munecarusa.com\/mp\/#website"},"primaryImageOfPage":{"@id":"https:\/\/clientes.munecarusa.com\/mp\/nectocaris\/#primaryimage"},"image":{"@id":"https:\/\/clientes.munecarusa.com\/mp\/nectocaris\/#primaryimage"},"thumbnailUrl":"https:\/\/clientes.munecarusa.com\/mp\/wp-content\/uploads\/2024\/08\/Nectocaris.webp","datePublished":"2024-08-12T11:34:22+00:00","dateModified":"2026-02-18T00:50:57+00:00","description":"Nectocaris pteryx es un cefal\u00f3podo muy primitivo, que data del C\u00e1mbrico Medio, hace unos 500 millones de a\u00f1os.","breadcrumb":{"@id":"https:\/\/clientes.munecarusa.com\/mp\/nectocaris\/#breadcrumb"},"inLanguage":"es","potentialAction":[{"@type":"ReadAction","target":["https:\/\/clientes.munecarusa.com\/mp\/nectocaris\/"]}]},{"@type":"ImageObject","inLanguage":"es","@id":"https:\/\/clientes.munecarusa.com\/mp\/nectocaris\/#primaryimage","url":"https:\/\/clientes.munecarusa.com\/mp\/wp-content\/uploads\/2024\/08\/Nectocaris.webp","contentUrl":"https:\/\/clientes.munecarusa.com\/mp\/wp-content\/uploads\/2024\/08\/Nectocaris.webp","width":900,"height":600,"caption":"Un primitivo cefal\u00f3podo, con dos tent\u00e1culos"},{"@type":"BreadcrumbList","@id":"https:\/\/clientes.munecarusa.com\/mp\/nectocaris\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Portada","item":"https:\/\/clientes.munecarusa.com\/mp\/"},{"@type":"ListItem","position":2,"name":"Nectocaris"}]},{"@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\/1","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=1"}],"version-history":[{"count":233,"href":"https:\/\/clientes.munecarusa.com\/mp\/wp-json\/wp\/v2\/posts\/1\/revisions"}],"predecessor-version":[{"id":17007,"href":"https:\/\/clientes.munecarusa.com\/mp\/wp-json\/wp\/v2\/posts\/1\/revisions\/17007"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/clientes.munecarusa.com\/mp\/wp-json\/wp\/v2\/media\/8876"}],"wp:attachment":[{"href":"https:\/\/clientes.munecarusa.com\/mp\/wp-json\/wp\/v2\/media?parent=1"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/clientes.munecarusa.com\/mp\/wp-json\/wp\/v2\/categories?post=1"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/clientes.munecarusa.com\/mp\/wp-json\/wp\/v2\/tags?post=1"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}