Prosopistoma spp. whole larvae: A–B P. annamense, specimens from stream (A) and river (B); C P. sinense D–F P. carinatum sp. n. D dorsal view E ventral view F lateral view.

 
 
  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