(a)
(b)
(c)

Figure 2: (a) Tectonic scheme of the south of México: TMVB (Transmexican Volcanic Belt), GT (Guerrero Terrane), ZT (Zapoteco Terrane), XT (Xolapa Terrane), CT (Cuicateco Terrane), MT (Maya Terrane), OF (Oaxaca Fault). (b) Seismicity reported by SSN with depths between 0 and 20 km deep and (c) structural scheme of the Mitla area in Oaxaca.