Fig. 2. A in Placoderms from the Lower Devonian "placoderm sandstone" of the Holy Cross Mountains, Poland with biostratigraphical and palaeobiogeographical implications

Fig. 2. A. Diagrammatic map the Holy Cross Mountains with indicated crossection from the base to the top of the Lower Devonian (modified after Szulczewski 1995). B. Lithostratigraphy of the upper Pragian to Eifelian in the Kielce Region (modified from Fijałkowska-Mader and Malec 2011). Star indicates Podłazie Hill locality; T1–4, pyroclastic horizons; black area in B is a stratigraphical gap.