12–15. Drusus dudor Oláh, 2017, 5th instar larva. 12 Abdominal segments VII–IX, right lateral view (lf: lateral fringe; pls: posterolateral seta; ds: dorsal seta) 13 Abdominal segment IX, dorsal view 14 Tip of abdomen, posterior view 15 Larval case, right lateral view 16 Drusus macedonicus Schmid, 1956, 5th instar larva, head, thorax and abdominal segment I, ventral view (fb: filtering bristles, dotted oval: filtering bristles on hind femur) 17 Drusus muelleri McLachlan, 1868, 5th instar larva, head, pro- and mesothorax, right lateral view (arrow: mandibles with terminal teeth). Scale bars: 0.5 mm.

 
 
  Part of: Vitecek S, Martini J, Zittra C, Kuhlmann H, Vieira A, Waringer J (2020) The larva of Drusus dudor Oláh, 2017, including an updated key to larval Drusinae Banks, 1916 (Insecta, Trichoptera, Limnephilidae). ZooKeys 908: 137-155. https://doi.org/10.3897/zookeys.908.47032