FIGURES 2–11 in Gyrosigma rostratum sp. nov. (Bacillariophyta) from the low intertidal zone, Xiamen Bay, southern China

FIGURES 2–11. Gyrosigma rostratum, sp. nov., LM. 2. One cell with two girdle-appressed chloroplasts per cell. 3. Photograph of holotype specimen with discernable conopeum (arrow). 4. Photograph of isotype specimen with two discernable conopea (two arrows). 3–6. Four valves belonging to one type of valves, either epitheca or hypotheca. 7–11. Five valves belonging to the other type of valves, either epitheca or hypotheca. Scale bars = 10 μm (Figs. 3–11 are in the same scale).