FIGURES 40–48 in Three new Eunotia (Bacillariophyta) species from Acadia National Park, Maine, USA

FIGURES 40–48. Eunotia novaeangliae sp. nov., external views, SEM. Figs 40–42, 43–46 and 47–48 each represent the same specimen. Figs 40, 43, 47 Whole valves in valve or oblique views. Figs 40–44, 46–48 Distinctive character of the raphe, which is situated mostly on the valve mantle and terminates on the valve face only with a very short slit (expanding to less than 1/5 of the valve width). Figs 41, 46 Details of the apices with openings to rimoportulae. Figs 42, 44, 48 Apices without rimoportula apertures. Fig. 45 Detail of the externally occluded