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Facultat De Geologia Departament D’Estratigrafia, Paleontologia I Geociències Marines Programa De Doctorat “Ciències De La Terra” Universitat De Barcelona

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Facultat De Geologia Departament D’Estratigrafia, Paleontologia I Geociències Marines Programa De Doctorat “Ciències De La Terra” Universitat De Barcelona Els caròfits de les fàcies continentals i transicionals del Garumnià basal (Cretaci superior) del Pirineu Oriental Sheila Villalba Breva ADVERTIMENT. La consulta d’aquesta tesi queda condicionada a l’acceptació de les següents condicions d'ús: La difusió d’aquesta tesi per mitjà del servei TDX (www.tdx.cat) ha estat autoritzada pels titulars dels drets de propietat intel·lectual únicament per a usos privats emmarcats en activitats d’investigació i docència. No s’autoritza la seva reproducció amb finalitats de lucre ni la seva difusió i posada a disposició des d’un lloc aliè al servei TDX. No s’autoritza la presentació del seu contingut en una finestra o marc aliè a TDX (framing). Aquesta reserva de drets afecta tant al resum de presentació de la tesi com als seus continguts. En la utilització o cita de parts de la tesi és obligat indicar el nom de la persona autora. ADVERTENCIA. La consulta de esta tesis queda condicionada a la aceptación de las siguientes condiciones de uso: La difusión de esta tesis por medio del servicio TDR (www.tdx.cat) ha sido autorizada por los titulares de los derechos de propiedad intelectual únicamente para usos privados enmarcados en actividades de investigación y docencia. No se autoriza su reproducción con finalidades de lucro ni su difusión y puesta a disposición desde un sitio ajeno al servicio TDR. No se autoriza la presentación de su contenido en una ventana o marco ajeno a TDR (framing). Esta reserva de derechos afecta tanto al resumen de presentación de la tesis como a sus contenidos. En la utilización o cita de partes de la tesis es obligado indicar el nombre de la persona autora. WARNING. On having consulted this thesis you’re accepting the following use conditions: Spreading this thesis by the TDX (www.tdx.cat) service has been authorized by the titular of the intellectual property rights only for private uses placed in investigation and teaching activities. Reproduction with lucrative aims is not authorized neither its spreading and availability from a site foreign to the TDX service. Introducing its content in a window or frame foreign to the TDX service is not authorized (framing). This rights affect to the presentation summary of the thesis as well as to its contents. In the using or citation of parts of the thesis it’s obliged to indicate the name of the author. FFaaccuullttaatt ddee GGeeoollooggiiiaa DDeeppaarrttaammeenntt dd’’’EEssttrraattiiiggrraaffiiiaa,,, PPaalleeoonnttoollooggiiiaa iii GGeeoocciiièènncciiieess MMaarriiinneess PPrrooggrraammaa ddee DDooccttoorraatt ““CCiiièènncciiieess ddee llaa TTeerrrraa”” UUnniiivveerrssiiittaatt ddee BBaarrcceelloonnaa EELLSS CCAARRÒÒFFIIITTSS DDEE LLEESS FFÀÀCCIIIEESS CCOONNTTIIINNEENNTTAALLSS III TTRRAANNSSIIICCIIIOONNAALLSS DDEELL GGAARRUUMMNNIIIÀÀ BBAASSAALL ((CCRREETTAACCIII SSUUPPEERRIIIOORR))) DDEELL PPIIIRRIIINNEEUU OORRIIIEENNTTAALL SShheeiiillaa VViiillllaallbbaa BBrreevvaa DDiiirreeccttoorr::: CCaarrlleess MMaarrttííínn--CClloossaass 22001122 Els caròfits de les fàcies continentals i transicionals del Garumnià basal del Pirineu Oriental Facultat de Geologia Departament d’Estratigrafia, Paleontologia i Geociències Marines Programa de Doctorat “Ciències de la Terra” Universitat de Barcelona ELS CARÒFITS DE LES FÀCIES CONTINENTALS I TRANSICIONALS DEL GARUMNIÀ BASAL (CRETACI SUPERIOR) DEL PIRINEU ORIENTAL Sheila Villalba Breva 2012 i Sheila Villalba Breva ii Els caròfits de les fàcies continentals i transicionals del Garumnià basal del Pirineu Oriental Facultat de Geologia Departament d’Estratigrafia, Paleontologia i Geociències Marines ELS CARÒFITS DE LES FÀCIES CONTINENTALS I TRANSICIONALS DEL GARUMNIÀ BASAL (CRETACI SUPERIOR) DEL PIRINEU ORIENTAL Memòria presentada per Sheila Villalba Breva per optar al grau de Doctor dins del Programa de Doctorat “Ciències de la Terra” de la Univesitat de Barcelona DIRECTOR Carles Martín-Closas iii Sheila Villalba Breva iv Els caròfits de les fàcies continentals i transicionals del Garumnià basal del Pirineu Oriental A les persones que estimo v Sheila Villalba Breva vi Els caròfits de les fàcies continentals i transicionals del Garumnià basal del Pirineu Oriental ÍNDEX 1. Agraïments............................................................................................ 1 2. Resum .................................................................................................... 3 3. Abridged English version..................................................................... 5 4. Introducció............................................................................................ 25 a. Objectius..................................................................................... 26 b. Problemàtica............................................................................... 27 5. Marc geològic i estratigràfic................................................................ 31 a. Marc geològic............................................................................. 31 b. Marc estratigràfic........................................................................ 31 6. Metodologia.......................................................................................... 41 a. Treball de camp.......................................................................... 41 b. Treball de laboratori................................................................... 41 c. Treball de gabinet....................................................................... 42 d. Biostratigrafia............................................................................. 43 e. Tafonomia i paleoecologia.......................................................... 44 7. Resultats................................................................................................ 45 a. Sistemàtica.................................................................................. 45 b. Biostratigrafia............................................................................. 54 c. Sedimentologia, tafonomia i paleoecologia................................. 57 d. Paleogeografia............................................................................. 60 8. Discussió................................................................................................ 63 a. Sistemàtica.................................................................................. 63 b. Biostratigrafia.............................................................................. 67 c. Sedimentologia, tafonomia i paleoecologia................................. 67 d. Paleogeografia............................................................................. 71 9. Conclusions........................................................................................... 73 10. Bibliografia........................................................................................... 77 11. Annexos................................................................................................. 89 a. Annex 1: Publicacions fonamentals de la tesi b. Annex 2: Altres publicacions rellevants de la tesi vii Sheila Villalba Breva viii Els caròfits de les fàcies continentals i transicionals del Garumnià basal del Pirineu Oriental AGRAÏMENTS Aquesta tesi s’ha desenvolupat al Departament d’Estratigrafia, Paleontologia i Geociències Marines de la Universitat de Barcelona gràcies al suport del Comissionat per a Universitats i Recerca del Departament d’Innovació, Universitats i Empresa de la Generalitat de Catalunya i del Fons Social Europeu a través de la concessió d’un ajut per a la contractació de personal investigador novell (FI modalitat B) i d’un d’ajut per a estades de recerca fora de Catalunya (BE modalitat A). El projecte de tesi s’ha emmarcat dins els objectius científics i ha rebut el suport econòmic dels projectes CGL2008-00809/BTE i CGL2011-27869 del Ministeri de Ciència i Innovació d’Espanya, del projecte 2009SGR1451 de la Generalitat de Catalunya i també dels ajuts per a assistència a congressos i estades de recerca (modalitat BV) de la Facultat de Geologia de l’Universitat de Barcelona. Vull agrair l’ajuda, suport i paciència del meu director el Dr. Carles Martín-Closas, durant aquests tres anys de tesi. Ell m’ha ensenyat pràcticament tot el que sé de caròfits i moltes altres coses de plantes fòssils, sedimentologia, geologia, etc. Les estades de recerca fora de Catalunya, que en total han sumat 9 setmanes, han significat una aportació important al desenvolupament de la tesi. Durant les estades a l’Institut des Sciences de l’Évolution de l’Université de Montpellier II vaig gaudir de l’ajuda i hospitalitat de la Dra. Ingeborg Soulié-Märsche, del Dr. Serge Muller i la resta de l’Equipe de Paléoenvironments et Paléoclimats de l’ISE-M. La Dra. Monique Feist em va ajudar en la identificació dels caròfits de les mostres estudiades. Pel que fa a l’estada a l’Université Claude Bernard Lyon 1, vull agrair al Dr. Bernard Gomez i a la Dra. Véronique Daviero la seva ajuda i immensa generositat. També vull donar les gràcies al Dr. Josep Marmi per la seva ajuda i col·laboració en aquests anys. Així mateix, vull fer extensiu l’agraïment al Dr. Àngel Galobart i la resta de col·legues del Grup del Mesozoic de l’Institut Català de Paleontologia per donar-me l’oportunitat de participar, en tant com codirectora, en una excavació paleontològica realitzada a Isona durant el mes de juliol de 2010. També vull agrair a la Dra. Violeta Riera, al Dr. Oriol Oms, a la Dra. Esmeralda Caus, al Dr. Josep Maria Pons i al Dr. Enric Vicens de la Universitat Autònoma de Barcelona la seva
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