Synlophes of the genera treated in this work. Other species. (A) within anterior part of body, Chisholmia mawsonae n. comb., male. (B–H) at mid-body: (B) Hasegawanema mallomyos n. comb., female. (C) Hasegawanema maxomyos n. comb., male. (D) Hasegawanema moatense n. comb., female. (E) Hasegawanema sulawesiense n. comb., female. (F) Hughjonestrongylus implexus n. comb., female. (G) Parasabanema praeputiale n. comb., female. (H) Equilophos similis n. comb., male. Abbreviations: 1, 1’, 2’, 3’: ridges 1, 1’, 2’, 3’; c: careen; G: gap; lr: left ridge; rr: right ridge. A, modified from [5]. B, modified from [12]. C–E, modified from [16]. F, modified from [21]. G, modified from [11]. H, modified from [22]. Scale-bars: 50 mm.