Prosopistoma carinatum sp. n.: (A) Foreleg, (B) Enlargement of part of the fore-tibia to show setation; (C) Gill I; (D) Gill II; (E) Gill IV; (F) Gill V; (G) Gill VI. Scale bars 0.1 mm (B); 0.2 mm (A); 1 mm (C–F).

 
 
  Part of: Boonsoong B, Sartori M (2019) Review and integrative taxonomy of the genus Prosopistoma Latreille, 1833 (Ephemeroptera, Prosopistomatidae) in Thailand, with description of a new species. ZooKeys 825: 123-144. https://doi.org/10.3897/zookeys.825.32443