{"id":2399,"date":"2026-03-19T17:10:14","date_gmt":"2026-03-19T20:10:14","guid":{"rendered":"https:\/\/lillo.org.ar\/uel\/?page_id=2399"},"modified":"2026-03-19T17:21:45","modified_gmt":"2026-03-19T20:21:45","slug":"asimetria-craneal-en-hyloidea-anura-neobatrachia-patrones-de-variacion-morfologica","status":"publish","type":"page","link":"https:\/\/lillo.org.ar\/uel\/asimetria-craneal-en-hyloidea-anura-neobatrachia-patrones-de-variacion-morfologica\/","title":{"rendered":"Asimetr\u00eda craneal en Hyloidea (Anura, Neobatrachia):  Patrones de variaci\u00f3n morfol\u00f3gica"},"content":{"rendered":"<p>\u00bfLos cr\u00e1neos de las ranas son realmente sim\u00e9tricos? &#x1f438;<\/p>\n<p>En este trabajo analizamos la asimetr\u00eda craneal en anuros usando morfometr\u00eda geom\u00e9trica y un enfoque filogen\u00e9tico, incluyendo especies de 22 familias (principalmente del clado Hyloidea).<\/p>\n<p>Encontramos diferencias claras entre el lado derecho e izquierdo del cr\u00e1neo. En vista dorsal, las mayores variaciones se concentran cerca de la articulaci\u00f3n mandibular y los nasales; mientras que en vista ventral se destacan los v\u00f3meres y el parasfenoides. Adem\u00e1s, el grado de asimetr\u00eda var\u00eda entre especies.<\/p>\n<p>Nuestros resultados muestran que esta asimetr\u00eda no es algo raro: es un rasgo extendido y probablemente ancestral en Hyloidea. Tambi\u00e9n se asocia a estructuras que se desarrollan m\u00e1s tarde, lo que sugiere que est\u00e1n menos restringidas evolutivamente y pueden cambiar m\u00e1s a lo largo del tiempo.<\/p>\n<figure id=\"attachment_2402\" aria-describedby=\"caption-attachment-2402\" style=\"width: 760px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" src=\"http:\/\/lillo.org.ar\/uel\/wp-content\/uploads\/para-difundir-pagina-uel-lau-ponssa-760x645.jpg\" alt=\"\" width=\"760\" height=\"645\" class=\"size-large wp-image-2402\" srcset=\"https:\/\/lillo.org.ar\/uel\/wp-content\/uploads\/para-difundir-pagina-uel-lau-ponssa-760x645.jpg 760w, https:\/\/lillo.org.ar\/uel\/wp-content\/uploads\/para-difundir-pagina-uel-lau-ponssa-400x339.jpg 400w, https:\/\/lillo.org.ar\/uel\/wp-content\/uploads\/para-difundir-pagina-uel-lau-ponssa-768x651.jpg 768w, https:\/\/lillo.org.ar\/uel\/wp-content\/uploads\/para-difundir-pagina-uel-lau-ponssa.jpg 1061w\" sizes=\"(max-width: 760px) 100vw, 760px\" \/><figcaption id=\"caption-attachment-2402\" class=\"wp-caption-text\">Pruned phylogeny of hyloids (following to Jetz and Pyron 2018, and other phylogenies references in the materials and methods section), including the species examined in this study and mapped with the values obtained from the asymmetry index, measured on dorsal view, for each species. Branches are color\u2010coded according to the degree of asymmetry, which appears mostly uniform among species, with slight variation<br \/>illustrated by the skulls of Leptodactylus didymus and Telmatobius stephani . Color codes indicate tissue type: shades of light blue to blue represent cartilaginous structures, while shades of pink to red represent ossified structures. The color scale represents asymmetry<br \/>index values, ranging from \u22128.62 \u00d7 10\u207b\u2078 to 1.42 \u00d7 10\u207b\u2077<\/figcaption><\/figure>\n<p><a href=\"https:\/\/onlinelibrary.wiley.com\/doi\/10.1002\/jez.b.70018\">https:\/\/onlinelibrary.wiley.com\/doi\/10.1002\/jez.b.70018<\/a><\/p>\n<p>Carolina Lobo Ter\u00e1n | J\u00e9ssica Fratani | Mar\u00eda Laura Ponssa<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u00bfLos cr\u00e1neos de las ranas son realmente sim\u00e9tricos? &#x1f438; En este trabajo analizamos la asimetr\u00eda craneal en anuros usando morfometr\u00eda geom\u00e9trica y un enfoque filogen\u00e9tico, incluyendo especies de 22 familias (principalmente del clado Hyloidea). Encontramos diferencias claras entre el lado derecho e izquierdo del cr\u00e1neo. En vista dorsal, las mayores variaciones se concentran cerca de [&hellip;]<\/p>\n","protected":false},"author":66,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/lillo.org.ar\/uel\/wp-json\/wp\/v2\/pages\/2399"}],"collection":[{"href":"https:\/\/lillo.org.ar\/uel\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/lillo.org.ar\/uel\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/lillo.org.ar\/uel\/wp-json\/wp\/v2\/users\/66"}],"replies":[{"embeddable":true,"href":"https:\/\/lillo.org.ar\/uel\/wp-json\/wp\/v2\/comments?post=2399"}],"version-history":[{"count":3,"href":"https:\/\/lillo.org.ar\/uel\/wp-json\/wp\/v2\/pages\/2399\/revisions"}],"predecessor-version":[{"id":2403,"href":"https:\/\/lillo.org.ar\/uel\/wp-json\/wp\/v2\/pages\/2399\/revisions\/2403"}],"wp:attachment":[{"href":"https:\/\/lillo.org.ar\/uel\/wp-json\/wp\/v2\/media?parent=2399"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}