Tabular chert of the Baiersdorf-type : 2D documentation Tithonian/Upper Jura
Tabular chert of the Baiersdorf-type : 2D documentation Tithonian/Upper Jura
Tabular chert of the Baiersdorf-type : 3D documentation Tithonian/Upper Jura
Tabular chert of the Baiersdorf-type : 3D documentation Tithonian/Upper Jura