Graptolite assemblages in the boundary interval of the Klabava and Šárka formations and their space distribution (Ordovician, Prague Basin)

Abstract

Assemblage composed of thirteen graptolite species is described. It indicates the uppermost Arenigian, lower part of Corymbograptus retroflexus Biozone.

Comparison with other localities shows a tectonic affection of studied section.

Keywords

• Petr Kraft
• 1459 Middle Ordovician
• graptolites
• Prague Basin
• stratigraphy