Received 30 January 2004; revised 14 May 2004; accepted 14 June 2004; published 13 August 2004. [1] Shear velocity properties of D00 beneath the central Atlantic Ocean are explored using predominantly European seismic recordings of intermediate and deep focus (>100 km) South American earthquakes. Broadband data are analyzed and, when possible, corrected for upper mantle models of receiver-side ...