Male of S. thungchangense sp. nov. A sensory vesicle (right side; anterior view) B hind basitarsus and second tarsomere (left side; lateral view) C coxites, styles and ventral plate (ventral view) D style (right side; ventrolateral view) E ventral plate and median sclerite (lateral view) F ventral plate (caudal view) G median sclerite (caudal view) H paramere and aedeagal membrane (right half; caudal view) I, J tenth abdominal segments and cerci (right side I lateral view J caudal view). Scale bars: 0.1 mm (B); 0.02 mm (A, C–J).

 
 
  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