CLADOENDESIS OF EPHEMEROPTERA
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Kluge 2009: Figs 1-5 6-11 12-15 16-20 21-23 24-26 27-28

Figs 21–23. Terpides (Tikuna) nigrobulla, male subimago (holotype): 21 — fore and hind wings; 22 — abdominal terga spread on slide (hypodermal pigmentation shown by dots); 23 — subimaginal genitals.