FIGURES 59–65 in Redescription of the subgenus Securiops Jacobus, McCafferty & Gattolliat 2006 (Ephemeroptera, Baetidae, Procloeon Bengtsson 1915)

FIGURES 59–65. Procloeon (Securiops) falcatum. 59–60, parts of male subimago extracted from larva: 59, abdomen; 60, genitalia; 61–64, young male subimago: 61, abdomen; 62, genitalia; 63, fore femur; 64, hind wing (partly crumpled); 65, genitalia of male imago (after Crass 1947). Abbreviations: gs1, gs2, gs3, 1st–3rd segments of gonostylus; pb, median projection of penial bridge; usg, unistyliger.