CLADOENDESIS OF EPHEMEROPTERA
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Kluge & Novikova 2017: Figs 1-8 9-13 14-17 18-20 21-24 25-26 27-31 32-36 37-38 39-46 47-50 51-57 58-67 68-77 78-84 85-87 88-93 94-97

Figs 1–8. Hypodermal coloration of protoptera. 1–2 – Ephemerythus niger, female larva of last instar: 1 – hypoderm extracted from protopteron; 2 – protopteron with cuticle and hypoderm. 3–8 – Ephemerythus pictus: 3 – female larva of penultimate instar; 4 – female larva of last instar; 5 – its hind protopteron; 6 – male larva of penultimate instar; 7 – male larva of last instar; 8 – its hind protopteron.