Boski, T.Camacho, SaritaMoura, Delminda2013-04-032013-04-032008AUT: DMO00293;http://hdl.handle.net/10400.1/2652The Hercynian Serra in the North which belongs to the Hesperic Massif is essentially composed of shales and greywackes.engGuadiana estuarySedimentary sequenceForaminiferaHolocenebook part