Figure 5. A in Demosponges of the genus Hymedesmia (Poecilosclerida: Hymedesmidae) from Rathlin Island, Northern Ireland, with a description of six new species

Figure 5. A, Hymedesmia (Hymedesmia) rathlinia sp. nov. A, large acanthostyle; B, small acanthostyle; C, base of large acanthostyle; D, ends of ectosomal spicule; E, chelae. Scale bars: 10 Mm. B, Hymedesmia (Hymedesmia) rathlinia sp. nov., surface, undisturbed, covered in silt. C, Hymedesmia (Hymedesmia) rathlinia sp. nov., surface, with silt removed.