Cenozoic marine sedimentation in the Sechura and Pisco basins, Peru Dunbar, Robert B. ; Marty, Richard C. ; Baker, Paul A. Abstract Publication: Palaeogeography Palaeoclimatology Palaeoecology Pub Date: April 1990 DOI: 10.1016/0031-0182(90)90179-B Bibcode: 1990PPP....77..235D