FIGURES 1–6. Askola. Figs 1–3 in Revision of the South American species of Hagenulopsis Ulmer and Askola Peters (Ephemeroptera: Leptophlebiidae) with description of six new species

FIGURES 1–6. Askola. Figs 1–3, Askola emmerichi, sp. nov., male imago. 1, general aspect, lateral view; 2, head, dorsal view; 3, head, lateral view. Figs 4–6, Askola paprockii sp. nov., male imago. 4, body, dorsal view; 5, idem, ventral view; 6, head, dorsal view.