Fig. 1

Tectonic scheme of the Alps with highlighted all the occurrences of Permian volcanic and intrusive rocks. Small number in black refer to references reported in Table SUPP1 (age compilation of volcanic and intrusive rocks in the Southalpine Domain) and below. Only ages obtained from high-retentivity isotopic system have been preferred where available for each magmatic complex. CSA: central Southern Alps; ESA: eastern Southern Alps; WSA: western Southern Alps. [1] Klötzli et al., 2014; [2] Sinigoi et al., 2011; [3] Peressini et al., 2007; [4] Quick et al., 2003; [5] Garuti et al., 2001; [6] Vavra et al., 1999; [7] Pin, 1986; [8] Quick et al., 2009; [9] Schaltegger & Brack, 2007; [10] Pinarelli et al, 1988; [11] Pohl et al., 2018; [12] Berra et al., 2015; [13] Gretter et al., 2013; [14] Brack & Schaltegger, 1999; [15] De Capitani et al., 1994; [16] Borsi et al., 1966; [17] Macera et al., 1994; [18] Barth et al., 1994; [19] Morelli et al., 2012; [20] Rottura et al., 1998; [21] Marocchi et al., 2008; [22] Del Moro & Visonà, 1982; [23] Boscaini et al., 2020; [24] Avanzini et al., 2010; [25] Bargossi et al., 2010; [26] Piccin et al., 2009; [27] Visonà et al., 2007; [28] Klötzli et al., 2003