@article{10272/11689, year = {1996}, url = {http://hdl.handle.net/10272/11689}, abstract = {Se estudia la fauna de Condrichtios del nivel glauconítico de la sección tipo de la Formación "Arenas de Huelva". Se han reconocido 16 tipos, indicadores de un medio cálido y una profundidad moderada (50-150 m) durante el Plioceno Inferior en este sector de la Depresión del Guadalquivir.}, abstract = {A rich fauna of selachians and batoids is recorded from the glauconitic level of the section-type of the "Sands of Huelva" Formation. Sixteen types were recognized in the unit studied, which indicate both a temperate-climate and a moderate depth (50 to 150 m) during the Lower Pliocene in this sector of the Guadalquivir Basin.}, publisher = {Universidad de Salamanca}, title = {Primeras consideraciones sobre los Condrichtios de la Formación "Arenas de Huelva"}, title = {First considerations about the Condrychthyes of the "Huelva sandstones Formation"}, author = {Ruiz Muñoz, Francisco and Clauss Klamp, Federico Luis and González-Regalado Montero, María Luz}, }