FIGURE 35. Celleporaria firmispinosa Silén, 1954. A–E. Holotype LUZM 56.2, off Rockingham, Western Australia. F–I. Specimen LUZM 56.1, Warnbro beach, Western Australia. A. Group of zooids. B. Close-up of an orifice with elliptical suboral avicularium and two stout spines. C. Close-up of suboral avicularium with open mandible. D. Close-up of an orifice, showing the proximal margin, and a broken suboral avicularium. E. Ovicellate zooids. F, G. General view of two areas of the mounded colony showing zooids with long spines and mucro and the algal substrate. H. Close-up of ovicellate zooids. I. Lateral view of zooids with well-developed suboral mucro. Scale bars: A = 500 µm; B, D = 100 µm; C = 50 µm; E = 250 µm; F, G = 1 mm; H = 300 µm; I = 200 µm.