{"id":138445,"date":"2026-01-12T17:35:30","date_gmt":"2026-01-12T17:35:30","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/estudio-de-los-hydradephaga-coleoptera-del-pirineo-y-prepirineo-morfometria-y-ecologia\/"},"modified":"2026-01-12T17:35:30","modified_gmt":"2026-01-12T17:35:30","slug":"estudio-de-los-hydradephaga-coleoptera-del-pirineo-y-prepirineo-morfometria-y-ecologia","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-vida\/estudio-de-los-hydradephaga-coleoptera-del-pirineo-y-prepirineo-morfometria-y-ecologia\/","title":{"rendered":"Estudio de los hydradephaga (coleoptera) del pirineo y prepirineo: morfometria y ecolog\u00eda"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Ignacio Ribera Galan <\/strong><\/h2>\n<p>Se estudian la morfometria y ecolog\u00eda de los hydradephaga (coleoptera: haliplidae, gyrinidae, noteridae, hygrobiidae y dytiscidae) de los pirineos y prepirineos en los a\u00f1os 1984 a 1990. Se tienen 401 muestras semicuantitativas con 89 especies, dos de ellas nuevas citas para la peninsula. Se estudia la autoecolog\u00eda de las especies, y se efectua una clasificacion de las especies y de las estaciones. Se estudia la morfometria del grupo con diversas tecnicas estadisticas multivariantes, proponiendose la existencia de dos factores de variacion ademas del tama\u00f1o. El primero distingue a las especies poco adaptadas a la natacion de las especies bien adaptadas, sin que esto signifique una mayor o menor adaptacion al medio acuatico o un mayor o menor primitivismo. El segundo distingue, entre las especies bien adaptadas a la natacion, las que presentan una especializacion en maniobrabilidad de las especializadas en la velocidad. El primer factor esta principalmente relacionado con la continuidad de perfil, la longitud de las sedas natatorias y la forma y el tama\u00f1o de las patas posteriores. El segundo lo esta con las proporciones del cuerpo (forma mas o menos globular), la posicion de la maxima anchura y la maxima altura, y la anchura del femur. Se estudia la relacion entre la forma y el tama\u00f1o y las caracteristicas del ambiente en el que se encuentran los distintos tipos de especies.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudio de los hydradephaga (coleoptera) del pirineo y prepirineo: morfometria y ecolog\u00eda<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudio de los hydradephaga (coleoptera) del pirineo y prepirineo: morfometria y ecolog\u00eda <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Ignacio Ribera Galan <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1992<\/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>Juan Isart Sabi<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Ramon Margalef Lopez <\/li>\n<li> Valladares Diaz Luis Felipe (vocal)<\/li>\n<li> Peris Torres Salvador Vicente (vocal)<\/li>\n<li>Margarita Fernandez Alaez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Ignacio Ribera Galan Se estudian la morfometria y ecolog\u00eda de los hydradephaga (coleoptera: haliplidae, gyrinidae, noteridae, hygrobiidae [&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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