FIGURE 72 in Calcareous sponges of the Western Indian Ocean and Red Sea

FIGURE 72. Sycettusa hirsutissima sp.nov., holotype RMNH Por. 10004, a–g, SEM images of the spicules, a, long giant diactine, b, lance-headed giant diactines, b1, detail of lance-head, c, broken trichoxea, d, cortical triactine, e, pseudosagittal triactines, f, subatrial sagittal triactines, g, atrial triactine.