“…8). A tectonic melange (Northern-Calabrian Unit; Critelli, 1993Critelli, , 1999Mongelli et al, 2010) was formed in this time frame, including olistholiths and broken formations of oceanic sequences (both basement and its pelagic sedimentary cover) and crystalline rocks (gneiss and granite) (Spadea, 1982). The subduction of the Adria oceanic lithosphere beneath the European plate, producing along the southern-end of the European plate a continental-margin calcalkaline volcanic arc in Sardinia (e.g.…”