Trilacuna spp., female copulatory organ A, B T. besucheti C, D T. changzi sp. nov. E, F T. hponkanrazi sp. nov. G, H T. loebli I, J T. zhigangi sp. nov. A, C, E, G, I ventral view B, D, F, H, J dorsal view. Abbreviations: ap = apodeme; as = anterior sclerite; db = darkened band; glo = globular structure; psp = posterior spiracle; sep = semicircular plate; tba = transverse bars; tp = triangular plate; tsc = transverse sclerite. Scales: 0.2 mm.