bathymetric maps, biostratigraphy, Cenozoic, continental shelf, distribution, Elba, Europe, Foraminifera, geophysical profiles, geophysical survey maps, geophysical surveys, Invertebrata, Italy, lithostratigraphy, maps, Mediterranean Sea, microfossils, oceanography, offshore, Protista, Quaternary, sediments, seismic profiles, Southern Europe, surveys, Tuscany Italy, Tyrrhenian Sea, West Mediterranean