FIGURE 5. Areas of mismatch (yellow polygons) between right (red) and left (blue) sides of the same suture (left column), and between two different right sutures (right column). Note that left and right sides of the same suture pattern do not match. See Table 2 for areas of mismatch and Table 4 for individual suture lengths. 5.1 Coilopoceras springeri. 5.2 Neogastroplites muelleri. 5.3 Metadimorphoceras subdivisum.