FIGURES 20–25 in Description of Ecdyonurus solus sp. nov., a new species of the Ecdyonurus venosus species-group (Ephemeroptera: Heptageniidae) from the Crimean Peninsula, Ukraine

FIGURES 20–25. Ecdyonurus solus sp. nov., egg: 20, general outline of the egg, scale bar = 100 µm; 21, egg pole with gather of large KCTs attachment structures, scale bar = 50 µm; 22, detail of large KCTs, scale bar = 10 µm; 23, chorionic surface with KCTs attachment structures, tubercles and small granules, scale bar = 20 µm; 24, tubercles and small granules at high magnification, scale bar = 3 µm; 25, micropyle, scale bar = 10 µm (HITACHI S-4700 scanning electron microscope).