FIGURES 25–39 in Stylogomphus thongphaphumensis (Odonata: Anisoptera: Gomphidae), a new gomphid dragonfly and the first record of S. malayanus Sasamoto, 2001 from Thailand

FIGURES 25–39. Comparison of male anal appendages of Stylogomphus spp.: (25–27) S. thongphaphumensis sp. nov.; (28– 30) S. annamensis (redrawn from Kompier 2017); (31–33) S. delicatus (redrawn from Kompier 2017); (34–36) S. lawrenceae (redrawn from Sasamoto 2004); (37–39) S. malayanus (redrawn from Sasamoto 2004).