FIGURES 52–55 in A new subspecies of the subgenus Ecdyonurus Eaton, 1868 (Ephemeroptera: Heptageniidae) from the East of Ukraine

FIGURES 52–55. Ecdyonurus dispar gratificus ssp. nov., egg: 52, general outline of the egg, scale bar = 10 μm; 53–54, chorionic surface with tubercles and attachment structures (KCTs), scale bar = 10 μm; 55, micropyle, scale bar = 10 μm.