Figs 28–36 in Revision of the non-marine centric diatom flora (Bacillariophyta) of the sub-Antarctic Campbell Island (southern Pacific Ocean) with the descriptions of five new species

Figs 28–36. Angusticopula cosmica Goeyers & Van de Vijver sp. nov. LM. Campbell Island holotype population, sample BAS303 (BR-4577). 28. Frustule in girdle view showing the discoid chloroplasts. 29. Frustule in valve face view showing the discoid chloroplasts. 30–36. Several valves in valve face view showing clearly the submarginal ring of rimoportulae (arrows) and the striated valve face margin. Scale bar = 10 μm.