FIGURES 25–29. Compsoneuriella thienemanni Ulmer, male imago lectotype. Fig. 25 in The concept of Compsoneuria Eaton, 1881 revisited in light of historical and new material from the Sunda Islands (Ephemeroptera: Heptageniidae: Ecdyonurinae)

FIGURES 25–29. Compsoneuriella thienemanni Ulmer, male imago lectotype. Fig. 25: Forewing; Fig. 26: Foreleg; Fig. 27: Foreleg of a (para?) lectotype mounted on slide by Ulmer; Fig. 28: Genitalia; Fig. 29: Penis structure in ventral (left) and dorsal (right) view.