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A detailed revision of foraminiferal zonal schemes in sections throughout Europe and North Africa for the Viséan–Serpukhovian boundary interval suggests that several foraminiferal taxa might have the potential to form reliable markers throughout[...]texto impreso
Cózar Maldonado, Pedro ; Vachard, Daniel ; Izart, Alain ; Said, Ismail ; Somerville, Ian D. ; Rodríguez, Sergio ; Coronado, Ismael ; El Houicha, Mohamed ; Ouarhachei, Driss | Elsevier | 2020-08Foraminifera have been used to revise the biostratigraphy of all known Mississippian outcrops in Morocco cited either as early Viséan (or its equivalent V2a or V2a/b chronozones or the regional Cfm1 biozones), or mid Viséan (or the foraminiferal[...]texto impreso
Cózar Maldonado, Pedro ; Somerville, Ian D. ; Coronado Vila, Ismael ; Vachard, Daniel ; Izart, Alain ; Aretz, Markus | Society for Sedimentary Geology | 2018-09The upper Viséan–lower Serpukhovian Roque Redonde Formation in the southern part of the Montagne Noire, SW France, contains carbonate mounds with predominant micropeloidal facies tens of meters thick representing paleotopographic highs. Calcareo[...]texto impreso
Cózar Maldonado, Pedro ; Vachard, Daniel ; Somerville, Ian D. ; Medina Varea, Paula ; Rodríguez García, Sergio ; Said, Ismail | Elsevier | 2014-01-15Several macrofaunas and microfossils of the Carboniferous Saharan basins have longer stratigraphic ranges than those of other basins in the western Palaeotethys realm, particularly in the Tindouf Basin (Morocco–Algeria). Foraminifers are particu[...]texto impreso
Cózar, Pedro ; Somerville, Ian D. ; Vachard, Daniel ; Coronado, Ismael ; García-Frank, Alejandra ; Medina-Varea, Paula ; Said, Ismail ; Del MoraL, Begoña ; Rodríguez, Sergio | Elsevier | 2016-08Revision of several important Carboniferous stratigraphic successions in basins in the Saharan Platform allows us to propose distinct biostratigraphical boundaries for the upper Viséan, lower and upper Serpukhovian and lower Bashkirian, with the[...]
