Diagnostic features of male Linan megalobus. A Dorsal habitus B Antennal club C Pronotum D Metaventral process, lateral view E Protrochanter and profemur F Protibia G Apical spur of protibia H Mesotrochanter and mesofemur I Metatrochanter and metafemur J Sternite IX K–M Aedeagus, in dorsal view (K), lateral (L), ventral (M) view. Scale bars: 1 mm (A); 0.3 mm (B, C, E, F, H, I); 0.2 mm (D, K, L, M); 0.05 mm (G); 0.1 mm (J).