Plattenhornstein chert of the Abensberg-Arnhofen type : 2D documentation Upper Jurassic
Plattenhornstein chert of the Abensberg-Arnhofen type : 2D documentation Upper Jurassic
Plattenhornstein chert of the Abensberg-Arnhofen type : 2D documentation Upper Jurassic
Plattenhornstein chert of the Abensberg-Arnhofen type : 3D documentation Upper Jurassic
Plattenhornstein chert of the Abensberg-Arnhofen type : 3D documentation Upper Jurassic
Plattenhornstein chert of the Abensberg-Arnhofen type : 3D documentation Upper Jurassic