Fig. 7 in Lower and Middle Jurassic ammonoids of the Shemshak Group in Alborz, Iran and their palaeobiogeographical and biostratigraphical importance

Fig. 7. Palaeogeography of the western and central peri−Tethyan area showing inferred ammonite migration routes (modified after Dercourt et al. 2000). The asterisk indicates the position of the ammonite fauna of this study.