Browsing by Subject "K/T boundary"
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El tránsito Cretácico-Terciario en Beloc, Haití: registro micropaleontológico e implicaciones bioestratigráficas
(Sociedad Geológica de España, 1997)The section studied is located immediately south of the village of Beloc, in the Southern Peninsula of Haiti. Rock sequences of that locality have the distinctive stratigrapbic characteristic of yielding a series that spans ... -
Los sedimentos del límite Cretácico/Terciario en El Tecolote (México): evidencias de aloctonía
(Sociedad Geológica de España, 2001)Sediments from the Cretaceous-Tertiary interval were studied at the El Tecolote area (northeastern México). The composite section consists of Maastrichtian marls belonging to the Méndez Formation, and a clastic unit with ... -
Reconstrucción paleoambiental del tránsito Cretácico-Terciario en La Lajilla (México) con foraminíferos
(Sociedad Geológica de España, 2001)Upper Maastrichtian and lower Danian sediments belonging to the Méndez and the Velasco formations, respectively, contain abundant foraminifera at La Lajilla section (northeastern México). Foraminifera! turnover across the ... -
Transición Cretácico/Terciario en depósitos continentales de la cuenca de Tremp-Graus: datos preliminares de isótopos estables de C y O
(Sociedad Geológica de España, 1996)Continental deposits around the Cretaceous/Tertiary boundary have been studied for stratigraphy, sedimento/ogy, paleontology and stable isotopes ("C and ,aO) in the Benabarre and Fontllonga sections (Tremp and Ager syndines, ...