Vietnamella spp. A Vietnamella maculosa sp. nov., habitus in dorsal view B Vietnamella sp. B, habitus in dorsal view. Scale bars: 1 mm.

 
 
  Part of: Auychinda C, Sartori M, Boonsoong B (2020) Vietnamellidae (Insecta, Ephemeroptera) of Thailand. ZooKeys 902: 17-36. https://doi.org/10.3897/zookeys.902.46844