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Castilla Cañamero, Gabriel ; López Martínez, Nieves ; Hernández Fernández, Manuel ; Fesharaki, Omid ; Cárdaba, Juan Antonio ; Cuevas González, Jaime ; Élez Villar, Javier ; Montesinos, Raul ; Pérez González, Sergio ; Sala Burgos, Carol ; Sala Burgos, Nohemi ; Salesa, Manuel J. ; Torices Hernández, Angélica | Consejo Superior de Investigaciones Científicas | 2009texto impreso
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Polonio Martín, Israel ; López Martínez, Nieves | Universidad Complutense de Madrid, Servicio de Publicaciones | 2000-05Se analiza la tafonomía de dos yacimientos de vertebrados en superposición estratigráfica en la cuenca miocena de Madrid. Somosaguas Norte presenta una mezcla de estados de conservación poco frecuente en el registro fósil de mamíferos, con: 1) a[...]texto impreso
Domingo Martínez, Laura ; Grimes, Stephen T. ; Soler Gijón, Rodrigo ; López Martínez, Nieves | Elsevier | 2009-04-15Rare Earth Element (REE), Ba/Ca, Sr/Ca and ?18OPO4 analyses have been performed on the ganoine and isopedine of different types of isolated scales (anterior, middle, posterior flank scales and dorsal body margin scales) from juvenile lepisosteid[...]texto impreso
Fesharaki, Omid ; García Romero, Emilia ; Cuevas González, Jaime ; López Martínez, Nieves | Blackwell Scientific publications | 2007A mineralogical and microtextural study of Somosaguas Miocene deposits, located in the Madrid Basin (western Madrid, Spain), was carried out using X-ray diffraction, scanning electron microscopy, transmission electron microscopy and optical micr[...]texto impreso
Diagnostic characters in biosystematics have low variability and congruent distribution. In mammals they are mainly external and skeletal features. The distribution of diagnostic and non-diagnostic characters often shows a poor degree of congrue[...]texto impreso
Fesharaki, E. ; Arribas Mocoroa, José ; López Martínez, Nieves | Universidad Complutense de Madrid | 2015The western area of the Cenozoic Madrid Basin has not been adequately studied. This, combined with the high homogeneity of detrital facies makes the stratigraphic correlation with other areas of the basin rather difficult. Consequently, only a d[...]texto impreso
Vicens, E. ; Àrdevol, Lluís ; López Martínez, Nieves ; Arribas Mocoroa, María Eugenia | Sociedad Geológica de España. | 2001A regressive succesion ot deltaic, shoreface, and continental strata characterized the deposition during the Campanian-Maatrichtian time in the foreland basin of the south-central Pyrenees. This work introduces a high-resolution stratigraphic fr[...]texto impreso
Díaz Molina, Margarita ; Kälin, Otto ; Benito Moreno, María Isabel ; López Martínez, Nieves ; Vicens, Enric | Elsevier | 2007-07-15The Late Cretaceous Aren Fm exposed north of Bastus in the Tremp Basin (south-central Pyrenees) preserves an excellent record of dinosaur eggs laid in a marine littoral setting. Different from other cases reported in literature, at the Bastus si[...]texto impreso
Sanz , J.L. ; Moratalla, J.J. ; Díaz Molina, Margarita ; López Martínez, Nieves ; Kälin, Otto ; Vianey-Liaud, M. | Nature Publishing Group | 2002-08-31texto impreso
The discovery of a dinosaur clutch in Upper Cretaceous tidal flat deposits in the Tremp Formation in Biscarri, Isona (Lleida, Spain), provides insight into the mode of life of some dinosaurs. The clutch occurs in grey marls that were originally [...]texto impreso
Near one hundred fossil sites containing dinosaur and avian eggs and eggshells have been recorded from coastal and non-marine deposits of late Cretaceous to late Paleocene age in South-central Pyrenees. Five eggsite types have been distinguished[...]texto impreso
Se estudian tres columnas estratigráficas del Cretácico superior situadas en el Soum de Léche, Collado de Petrechema y Collado de Petraficha. Abarcan desde el Cenomanense al Maestrichtiense y en ellas se describe su litología y contenido en fósi[...]texto impreso
López Martínez, Nieves ; Fernández Marrón, María Teresa ; Peláez-Campomanes, P. ; Peña Zarzuelo, A. de la | Sociedad Geológica de España | 1993Se ha realizado una prospección paleontológica en nueve cuencas terciarias gnllegas, con el fin dc prccisar su edad y condiciones pnleoombiclltales. Presentamos los resultados obtenidos en base a hallazgos de micromamíferos, grandes mamíferos, p[...]
