{"id":6153,"date":"2026-07-18T18:15:50","date_gmt":"2026-07-18T18:15:50","guid":{"rendered":"https:\/\/www.chilefauna.cl\/?p=6153"},"modified":"2026-07-18T18:15:51","modified_gmt":"2026-07-18T18:15:51","slug":"hexanchidae-de-chile","status":"publish","type":"post","link":"https:\/\/www.chilefauna.cl\/index.php\/hexanchidae-de-chile\/","title":{"rendered":"Hexanchidae de Chile"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Phylum&nbsp;<strong><a href=\"https:\/\/www.chilefauna.cl\/index.php\/chordata-de-chile\/\">Chordata<\/a><\/strong>&nbsp;| Clase&nbsp;<strong><a href=\"https:\/\/www.chilefauna.cl\/index.php\/chondrichthyes-de-chile\/\">Chondrichthyes<\/a><\/strong>&nbsp;| Orden&nbsp;<strong><a href=\"https:\/\/www.chilefauna.cl\/index.php\/hexanchiformes-de-chile\/\">Hexanchiformes<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Investigador(es) a cargo:&nbsp;<\/strong>Tom\u00e1s Rom\u00e1n de la Fuente (<strong>temporal<\/strong>)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Citar como:\u00a0<\/strong>Rom\u00e1n-de la Fuente, T.\u00a0<em>Hexanchidae de Chile<\/em>. ChileFauna. Recuperado el [inserte fecha de consulta] de [URL]<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u00bfEres especialista en este grupo y deseas ser el investigador a cargo? Escribe a tomasromandlf@gmail.com. \u00a1Gracias!<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2014<\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><strong><strong>Hexanchidae<\/strong><\/strong>\u00a0Gray, 1851<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Los <strong>Hexanchidae<\/strong> son una familia de tiburones primitivos pertenecientes al orden de los Hexanchiformes, conocidos com\u00fanmente como <strong>tiburones de seis o siete branquias<\/strong> o <strong>ca\u00f1abotas<\/strong>, y en Chile tambi\u00e9n como <strong>tiburones gato, gatos de mar o tollos fume<\/strong>. A diferencia de su familia hermana (Chlamydoselachidae), poseen el cuerpo robusto y fusiforme t\u00edpico de los tiburones, en lugar de una forma serpentina. Comparten los rasgos ancestrales del orden, como la presencia de una \u00fanica aleta dorsal situada muy atr\u00e1s en el cuerpo, la ausencia de membrana nictitante y una dentici\u00f3n dim\u00f3rfica muy llamativa: sus dientes superiores son afilados y ganchudos para sujetar, mientras que los inferiores tienen una caracter\u00edstica forma de peine con m\u00faltiples c\u00faspides para cortar.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Esta familia incluye g\u00e9neros emblem\u00e1ticos como <em>Hexanchus<\/em> (ca\u00f1abotas de seis branquias) y <em>Notorynchus<\/em> (tiburones de siete branquias). Habitan principalmente en aguas templadas y fr\u00edas de todo el mundo, distribuy\u00e9ndose tanto en las plataformas continentales costeras como en el mar profundo, llegando a descender a m\u00e1s de 2000 metros de profundidad. Son depredadores generalistas y oportunistas muy eficientes que se alimentan de una amplia variedad de presas, incluidos peces \u00f3seos, rayas, mam\u00edferos marinos y otros tiburones. Su reproducci\u00f3n es viv\u00edpara aplacentaria y destaca por su alta fecundidad, ya que algunas especies pueden dar a luz a camadas excepcionalmente grandes de m\u00e1s de 100 cr\u00edas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2014<\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><strong>Hexanchidae\u00a0de Chile<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">En aguas chilenas ha sido registradas tres especies de hex\u00e1nquidos o gatos de mar. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>N\u00famero de taxones en Chile:<\/strong>\u00a03 (especies v\u00e1lidas)<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><em>Heptranchias perlo<\/em> (Bonnaterre, 1788)<\/li>\n\n\n\n<li><em>Hexanchus griseus<\/em> (Bonnaterre, 1788)<\/li>\n\n\n\n<li><em>Notorhynchus cepedianus <\/em>(P\u00e9ron, 1807)<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u2014<\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><strong>Referencias<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>H\u00fcne, M. (2019).&nbsp;<\/strong>Lista sistem\u00e1tica actualizada de los peces de Chile. Gbif.&nbsp;<a href=\"https:\/\/gbif-chile.mma.gob.cl\/ipt\/resource?r=peces#anchor-versions\">https:\/\/gbif-chile.mma.gob.cl\/ipt\/resource?r=peces#anchor-versions<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Phylum&nbsp;Chordata&nbsp;| Clase&nbsp;Chondrichthyes&nbsp;| Orden&nbsp;Hexanchiformes Investigador(es) a cargo:&nbsp;Tom\u00e1s Rom\u00e1n de la Fuente (temporal) Citar como:\u00a0Rom\u00e1n-de la Fuente, T.\u00a0Hexanchidae de Chile. ChileFauna. Recuperado el [inserte fecha de consulta] de [URL] \u00bfEres especialista en este grupo y deseas ser el investigador a cargo? Escribe a tomasromandlf@gmail.com. \u00a1Gracias! \u2014 Hexanchidae\u00a0Gray, 1851 Los Hexanchidae son una familia de tiburones primitivos pertenecientes &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/www.chilefauna.cl\/index.php\/hexanchidae-de-chile\/\"> <span class=\"screen-reader-text\">Hexanchidae de Chile<\/span> Leer m\u00e1s \u00bb<\/a><\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","footnotes":""},"categories":[8],"tags":[],"class_list":["post-6153","post","type-post","status-publish","format-standard","hentry","category-especies"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Hexanchidae de Chile - ChileFauna<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.chilefauna.cl\/index.php\/hexanchidae-de-chile\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Hexanchidae de Chile - ChileFauna\" \/>\n<meta property=\"og:description\" content=\"Phylum&nbsp;Chordata&nbsp;| Clase&nbsp;Chondrichthyes&nbsp;| Orden&nbsp;Hexanchiformes Investigador(es) a cargo:&nbsp;Tom\u00e1s Rom\u00e1n de la Fuente (temporal) Citar como:\u00a0Rom\u00e1n-de la Fuente, T.\u00a0Hexanchidae de Chile. 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