Fig. 1 in Brachiopods and their response to the Early-Middle Frasnian biogeochemical perturbations on the South Polish carbonate shelf

Fig. 1. Location of collecting sites. A. General map of Poland. B. Geological sketch−map of the western part of the Holy Cross Mountains (after Racki et al. 2004; modified). C. Sketch map of Wietrznia quarries and location of the studied sections (after Makowski in Racki et al. 1993, simplified). D. Geological sketch−map of the Dębnik vicinity (after Szulczewski and Dvořák 1995; modified).