Original paper

Sphenophyllum tenerrimum and other species of Sphenophyllum in the Namurian of the Ostrava-Karviná coalfield (Upper Silesian basin)

Havlena, Vàclav

Keywords

Sphenophyllum tenerrimumSphenophyllum, CarboniferousOstrava-Karviná coalfieldUpper Silesian basinCarboniferous