['Although', ',', 'a', 'series', 'of', 'paleontological', 'studies', 'deal', 'with', '3D', '-', 'visualization', 'of', 'fossil', '-', 'elements', ',', 'no', 'mass', 'occurrence', 'has', 'previously', 'been', 'reconstructed', 'three', 'dimensionally', 'for', 'investigating', 'their', 'interior', 'orientation', '.']