Pupa and larva of S. thungchangense sp. nov. A–C pupa D–F larva. A gill filaments (left side; lateral view) B terminal hooks (caudal view) C cocoon (dorsal view) D mandible E hypostoma F head capsule (ventral view). Scale bars: 1.0 mm (C); 0.1 mm (A, F); 0.02 mm (E); 0.01 mm for (B, D).

 
 
  Part of: Takaoka H, Srisuka W, Fukuda M, Saeung A (2020) Twenty-one new species of the Simulium (Gomphostilbia) asakoae species group (Diptera, Simuliidae) in Thailand, with their genetic relationships. ZooKeys 950: 51-152. https://doi.org/10.3897/zookeys.950.51298