Upper-cretaceous period

An illustrated catalogue of late cretaceous fossils from Limburg (the Netherlands) and adjacent areas / scientific ed.: J.W.M. Jagtschema:ProductModel Bijdrage tot de kennis van het Boven-Senoon in Zuid-Limburg / door C. Franckenschema:ProductModel Bijdrage tot de kennis van het Boven-Senoon in Zuid-Limburg / door Cornelis Franckenschema:ProductModel Depositional environments, geochemistry, and paleoceanography of upper cretaceous organic carbon-rich strata, Costa Rica and Western Venezuela / Robert Nathaniel Erlichschema:ProductModel Estratigrafía, palinología y paleoecología de la formación Guadas : (Maastrichtiano - Paleoceno; Colombia) / Gustavo Sarmiento Pérezschema:ProductModel Sedimentology of the late cretaceous and early tertiary (tuffaceous) chalk of Northwest Europe / Johannes Jozefus Petrus Zijlstraschema:ProductModel The foraminifera from the Hervian (Campanian) of Southern Limburg / by E. Schijfsmaschema:ProductModel The Foraminifera from the Hervian (Campanian) of Southern Limburg / Ernest Schijfsmaschema:ProductModel