FIGURES 7–11 in Gato hyalinus gen. et sp. nov., an unusual araphid tube-dwelling diatom from Western Pacific and Caribbean islands

FIGURES 7–11: Gato hyalinus, SEM of valves with rimoportula at foot pole. Figs 7, 8: External view of valve and detail of basal pole showing external opening of rimoportula (arrow Fig. 8, also showing apical rimoportula opening, arrow in Fig. 7) and the two rows of rimmed pores with associated oblique striae ("cat's whiskers"). Fig. 9: Internal view of valve with rimoportulae at both poles (GU44P-B). Figs 10, 11: Details of basal pole with rimoportula in external and internal views (Puerto Rico sample). Scale bars: 7, 9 = 10 µm; 8 = 5 µm; 10, 11 = 2 µm.