Figure 4: S-wave velocity anomalies in four depth sections.
From: The feeder system of the Toba supervolcano from the slab to the shallow reservoir

The red dotted line indicates the uplift area. Crosses indicate the volcanic cones and lines indicate caldera-related structures. The dashed line depicts the GSFZ. Profile V1–V2 indicates the location of the vertical section presented in Fig. 5.