Figure 4 in Three new species of deep-sea Gromia (Protista, Rhizaria) from the bathyal and abyssal Weddell Sea, Antarctica

Figure 4. Gromia marmorea sp. nov. scanning electron microscope (SEM) photographs. A, oral capsule (the arrow indicates the direction of the photograph sequence shown in panels Ci–Civ). B, perforations of the test surface. Ci–Civ, sequence of photographs over a distance of 250 Mm showing test pores (each pore is highlighted by a white circle), with the number of pores increasing with increasing distance from the aperture (from left to right); 4000¥ magnification. D, E, interior of broken specimen showing stercomata and other structures.