FIGURES 85–89 in Resolving the confusion between two fossil freshwater diatoms from Otago, New Zealand: Encyonema jordanii and Encyonema jordaniforme (Cymbellaceae, Bacillariophyta)

FIGURES 85–89. Scanning electron micrographs of E. jordaniforme from Foulden Maar. 85. External view of an entire valve. 86. External view of the central area showing small rounded areolae and almost straight proximal raphe endings. 87. External view of a valve apex showing the terminal raphe fissure. 88. Internal view of an entire valve. 89. Internal view of the central area showing the deflected proximal raphe endings with a broad intermissio. Scale bar represent 10 μm for figs 85, 88 and 1 μm for figs 86, 87, 89.