FIGURES 37–40. 37–38. Eunotia luna Ehrenberg. 37 in Taxonomic revision of Eunotia luna var. aequalis f. paucistriata Frenguelli and E. luna var. aequalis f. major Frenguelli: analysis of type material, lectotypification and current taxonomic status

FIGURES 37–40. 37–38. Eunotia luna Ehrenberg. 37. Original figure by Ehrenberg (1854, pl. 15/A, fig. 58a–b). 38. Original figure by Ehrenberg (1854, pl. 33/12, fig. 15). 39–40. Eunotia luna var. aequalis Hustedt. Original figures by Hustedt in Schmidt et al. (1913, pl. 286, figs 35, 40). Scale bars = 10 µm (Figs 37–39), 5 µm (Fig. 40).