FIGURE 16. Burgessia from the Burgess Shale, British Columbia (LO8103t). Immersed in water. Image produced from Figure 5 by subtracting the green channel of A from the red channel of B, using Adobe Photoshop’s “Subtract” mode (settings: Opacity = 100; Offset = 100; Scale = 1) and subsequently adjusting the levels. (Click on the picture to toggle between this figure and the original Figure 5A and 5B.)