Figure 17. A in Calcareous sponges of the genera Clathrina and Guancha (Calcinea, Calcarea, Porifera) of Norway (north-east Atlantic) with the description of five new species

Figure 17. A, holotype of Guancha camura sp. nov. Scale bar = 1 cm. B, triactines from the cormus. Scale bar = 100 µm. C, parasagittal triactines from the peduncle (p). Scale bar = 100 µm.