FIGURES 35–40 in Diploneis fenestrata sp. nov. (Bacillariophyta), a new aerophilic diatom species from Zambia, Africa

FIGURES 35–40, Diploneis fenestrata SEM: type material (sample D-NWU 12-388), external valve view. Fig. 35. Cingulum and valvocopula. Fig. 36. Illustrating small round shaped openings occurring between papillae-like structures in areolae. Fig. 37. Illustrating curved distal raphe ends. Fig. 38. Illustrating straight central raphe ends sunk in a round depression. Fig. 39. Illustrating cribrate areolae above longitudinal canal. Fig. 40. Illustrating silica depositions in between alveolate striae. Scale bar = 1µm.