FIGURE 2. Tridentisis candelabrum, holotype, BAL205-1, YPM IZ107121, A, whole polyp, tissue cleared with clove oil and imaged with partially crossed polarizing filters. B, scanning electron microscope (SEM) image of upper part of polyp. C, cleared-tissue image of tentacle showing arrangement of sclerites along tentacle rachis and in pinnules. D, light microscope image of thick section cut through the body wall and one septum (s); the outer thick matrix (*) is seen on the left side of the image left of the body wall. E, SEM image of cut through the layered matrix on the outside of the body wall of the polyp; layering appears to be composed of collagen fibers.