{"id":68263,"date":"2018-03-09T22:56:45","date_gmt":"2018-03-09T22:56:45","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/facies-carbonatadas-del-cretacico-superior-en-un-sector-de-la-sierra-madre-oriental-san-luis-potosa%c2%ad-mexico-microfacies-y-macrofauna\/"},"modified":"2018-03-09T22:56:45","modified_gmt":"2018-03-09T22:56:45","slug":"facies-carbonatadas-del-cretacico-superior-en-un-sector-de-la-sierra-madre-oriental-san-luis-potosa%c2%ad-mexico-microfacies-y-macrofauna","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-tierra-y-del-espacio\/facies-carbonatadas-del-cretacico-superior-en-un-sector-de-la-sierra-madre-oriental-san-luis-potosa%c2%ad-mexico-microfacies-y-macrofauna\/","title":{"rendered":"Facies carbonatadas del cret\u00e1cico superior en un sector de la sierra madre oriental, san luis potos\u00ed, m\u00e9xico: microfacies y macrofauna"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Yolanda Pichardo Barr\u00f3n <\/strong><\/h2>\n<p>Sedimentos de aguas marinas someras del cret\u00e1cico superior que afloran en los poblados ranchito de guzm\u00e1n, paradita del refugio, el temazcal y charco blanco al noreste de la capital de san luis potos\u00ed, m\u00e9xico, est\u00e1n compuestos por calizadas masivas biomicr\u00edticas y brechas biocalc\u00e1reas referidas litol\u00f3gica y bioestratigr\u00e1ficamente como pertenecientes a la formaci\u00f3n el abra del cret\u00e1cico medio (albiano-cenomaniano).  la asociaci\u00f3n bent\u00f3nica de estos sedimentos est\u00e1 constituida por ruditas, gaster\u00f3podos, corales coloniales, foramin\u00edferos, equinodermos y algas calc\u00e1reas. Los rudistas es el grupo m\u00e1s abundante de la asociaci\u00f3n macrof\u00f3sil con biradiolites sp., Durania sp., Radiolites acutocostata, mitrocaprina sp., Piagiptychus sp., Barretia monilifera, torreites sanchezi, vaccinites sp., Y un g\u00e9nero de radiol\u00edtico con la valva izquierda canaliculada de gran tama\u00f1o y requi\u00e9nidos. Los ejemplares se encuentran aislados, formando bouquet de varios individuos o peque\u00f1as acumulaciones en su mayor\u00eda en posici\u00f3n de vida. la microfauna est\u00e1 representada por abundantes foramin\u00edferos aglutinados (cuneolina sp., Dicyclina schlumbergen y nezzazatinelia cf. Picardi), mili\u00f3lidos simples y peque\u00f1os rot\u00e1lidos. Las algas halimeda sp., Trinocladus sp., Acicularia sp., Halimea sp., Y peyssonnelliaceas constituyen un elemento secundario dentro de esta comunidad. considerando el contenido f\u00f3sil y la relaci\u00f3n estratigr\u00e1fica de las especies b. Monilifera descrita para jamaica y m\u00e9xico (chiapas) y t. Sanchezi reportada para cuba, jamaica y citada por primera vez para m\u00e9xico; se le asigna la edad campaniano inferior-medio. Sin embargo la fauna de rudistas reportada para esta zona situada paleogr\u00e1ficamente en el margen occidental de la plataforma valles-san luis potos\u00ed, contrasta con las especies se\u00f1aladas para esta formaci\u00f3n en la localidad tipo (margen oriental de la plataforma valles-san luis potos\u00ed).<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Facies carbonatadas del cret\u00e1cico superior en un sector de la sierra madre oriental, san luis potos\u00ed, m\u00e9xico: microfacies y macrofauna<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Facies carbonatadas del cret\u00e1cico superior en un sector de la sierra madre oriental, san luis potos\u00ed, m\u00e9xico: microfacies y macrofauna <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Yolanda Pichardo Barr\u00f3n <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 27\/11\/2008<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Jos\u00e9 Mar\u00eda Pons Mu\u00f1oz<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: esmeralda Caus gracia <\/li>\n<li>michel Bilotte (vocal)<\/li>\n<li>dietrich Schumann (vocal)<\/li>\n<li>fettouma Aouimeur (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Yolanda Pichardo Barr\u00f3n Sedimentos de aguas marinas someras del cret\u00e1cico superior que afloran en los poblados ranchito [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","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":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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