Int J Earth Sci (2006) 95:178–188

Unfortunately, two errors occured in the original article. The corrections are shown below.

In the abstract, it must read:

“...If the viscosity ratio is large (ca. > 20) and the initial thickness of the competent layer is small, both folds and boudins develop simultaneously ... .”

Figure 3 was published incomplete in the original article. The corrected figure is shown here.

Fig. 3
figure 1

 Schematic drawing of undeformed (a) and deformed sample (b)