FIGURES 16–19 in The millipede genus Skleroprotopus Attems, 1901 (Diplopoda, Julida, Mongoliulidae) in China, with description of a new species

FIGURES 16–19. Skleroprotopus securifer sp. nov., male holotype (FSCB). 16. Anterior gonopod, lateral view. 17. Anterior gonopod, mesal view. 18. Second and third telopoditemeres of anterior gonopod, lateral view. 19. Distal part of flagellum. Abbreviations: b, poleaxe-like outgrowth; e, third telopoditomere; f, flagellum; s, basal setae; t, short setae. Scales: 20 μm (Figs 18, 19), 100 μm (Figs 16, 17).