Tsitsikamma scurra a, b freshly collected CASIZ 301103 and SAIAB 207201 c preserved specimens SAIAB 207229 d preserved specimens SAIAB 207201 e section of ectosome with underlying choanosome SAIAB 207201 f, g robust centrally thickened sinuous style SAIAB 207201 h thin slightly centrally thickened sinuous style SAIAB 207201 i, j light microscope image of chiadiscorhabds SAIAB 207201 k light microscope image of chiadiscorhabds SAIAB 207229. Scale bars 2.5 cm (c); 5 cm (d); 1 mm (e); 100 µm (f–h); 20 µm (i–k).