FIGURE 3. Tretodictyum reiswigi n. sp. A: Live specimen in Valinco Canyon, Corsica, 592 m. B: Mostly dead specimen with a single living tube (upper right), Cargese Canyon, Corsica, 536 m. C: Holotype, collected in Valinco Canyon, Corsica, 397 m. D, E: dictyonal framework. F: uncinate. G, H: hexactins with equal rays. I: hexactin with one longer ray. J: tylohexaster. K: oxyhexasters. L: strongyloscopule. A, B, C: Photos courtesy of AAMP.