Habitus of Cylindroeme spp. 9–13 head and pronotum 14–21 male genitalia 9, 12 Cylindroeme vietnamica Vives 10–11, 13–21 Cylindroeme shii sp. nov. 9–10 holotypes 11–13 paratypes 9–11 male 12–13 female 14–15 abdominal segments VIII‒IX 16–18 tegmen 19–21 median lobe 14, 16, 20 dorsal view 15, 17, 21 ventral view 18–19 lateral view Scale: 0.5 mm.